Aldehyde Or Ketone Group In Acid Moiety Patents (Class 560/51)
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Patent number: 4731472Abstract: The invention relates to novel [(5,6-dichloro-3-oxo-9a-propyl-2,3,9,9a-tetrahydrofluoren-7-yl)]alkanoic acids and alkanimidamides, their derivatives and their salts. The compounds are useful for the treatment and prevention of injury to the brain and of edema due to head trauma, stroke (particularly ischemic), arrested breathing, cardiac arrest, Reye's syndrome, cerebral thrombosis, cerebral embolism, cerebral hemorrhage, cerebral tumors, encephalomyelitis, spinal cord injury, hydrocephalus, post-operative brain injury trauma, edema due to cerebral infections, various brain concussions and elevated intracranial pressure.Type: GrantFiled: March 3, 1986Date of Patent: March 15, 1988Assignee: Merck & Co., Inc.Inventors: Adolph M. Pietruszkiewicz, Otto W. Woltersdorf, Jr., Edward J. Cragoe, Jr.
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Patent number: 4728740Abstract: There is provided a novel and efficient stereoselective total synthesis of epipodophyllotoxin and related epipodophyllotoxin compounds of the general formula ##STR1## wherein R.sup.1 and R.sup.2 each are independently hydrogen or (lower)alkoxy, or R.sup.1 and R.sup.2, taken together, is methylenedioxy; R.sup.4 and R.sup.6 each are independently hydrogen or (lower)alkoxy; and R.sup.5 is hydrogen or a phenol-protecting group; or an acid addition salt thereof. The present invention also provides novel intermediates and processes for the preparation of said intermediates, which are then converted into known antineoplastic agents.Type: GrantFiled: September 15, 1986Date of Patent: March 1, 1988Assignee: Bristol-Myers CompanyInventors: Dolatrai M. Vyas, Paul M. Skonezny
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Patent number: 4724263Abstract: Compounds of the formula ##STR1## wherein R is hydrogen; halogen; C.sub.1 -C.sub.2 alkyl; C.sub.1 -C.sub.2 alkoxy; nitro; cyano; C.sub.1 -C.sub.2 haloalkyl; or R.sup.a SO.sub.m --wherein m is 0 or 2 and R.sup.a is C.sub.1 -C.sub.2 alkyl;R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are methyl or ethyl;R.sup.5 and R.sup.6 independently are (1) hydrogen; (2) halogen; (3) C.sub.1 -C.sub.4 alkyl; (4) C.sub.1 -C.sub.4 alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C.sub.1 -C.sub.4 haloalkyl; (9) R.sup.b SO.sub.n --wherein n is the integer 0, 1 or 2; and R.sup.b is (a) C.sub.1 -C.sub.4 alkyl; (b) C.sub.1 -C.sub.4 alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) --NR.sup.c R.sup.d wherein R.sup.c and R.sup.d independently are hydrogen or C.sub.1 -C.sub.4 alkyl; (11) R.sup.e C(O)--wherein R.sup.e is C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy; or (12) --SO.sub.2 NR.sup.c R.sup.d wherein R.sup.c and R.sup.d are as defined; and (13) --N(R.sup.c)C(O)R.sup.d wherein R.sup.c and R.sup.Type: GrantFiled: June 9, 1986Date of Patent: February 9, 1988Assignee: Stauffer Chemical CompanyInventor: Charles G. Carter
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Patent number: 4723022Abstract: A new class of substituted 2,3-naphthalenedicarboxaldehydes (NDA) is disclosed. Such compounds are of the formula: ##STR1## wherein one or more of R.sub.1 -R.sub.8 are various substituting groups. The above compounds react, in the presence of cyanide ion, with compounds containing primary amino groups to form adducts which exhibit a high fluorescent yield and thus are readily detected and measured by fluorometric assaying techniques.Type: GrantFiled: March 10, 1986Date of Patent: February 2, 1988Assignee: Oread Laboratories, Inc.Inventors: Richard S. Givens, Robert G. Carlson, Kasturi Srinivasachar, Takeru Higuchi, Osborne S. Wong, Takeru Higuchi
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Patent number: 4711898Abstract: 4-Quinolone derivatives of the present invention are useful for their anti-inflammatory, anti-allergenic, antitussive, expectorant and antithrombotic activity. Pharmaceutical compositions containing said compounds and pharmaceutically acceptable salts thereof and methods of treating humans and animals are described herein.Type: GrantFiled: September 27, 1985Date of Patent: December 8, 1987Assignee: Nippon Shinyaku Co., Ltd.Inventors: Hiroshi Enomoto, Tadatoshi Nomura, Yoshiaki Aoyagi, Shoichi Chokai, Yukio Fujita, Tatsuhiko Kono, Masao Murase, Kichiro Inoue, Masahiro Adachi
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Patent number: 4710584Abstract: New derivatives of 3-benzylidene camphor, process for preparing them and their use as protective agents against UV rays and as medicaments.Derivatives of 3-benzylidene camphor of formula: ##STR1## in which R denotes a hydrogen atom, a methyl or ethyl radical,R' denotes a hydrogen atom, a methyl or ethyl radical,R and R' being unable simultaneously to denote a hydrogen atom,R.sub.1 denotes a --COOR.sub.2, --CONHR.sub.2, --COO.sup.- M.sup.+, --CHO, --CH(OR.sub.4).sub.2 or --CH.sub.2 OR.sub.4 group,R.sub.2 being an alkyl, alkenyl, cycloalkyl or aralkyl radical containing at most 20 carbon atoms, optionally substituted by hydroxy, alkoxy, amine or quaternary ammonium groups,M denoting a hydrogen atom, an alkali metal or a N.sup.+ (R.sub.3).sub.4 group, R.sub.3 being a hydrogen atom or a C.sub.1 to C.sub.4 alkyl or hydroxyalkyl radical,R.sub.4 denoting H, alkyl, cycloalkyl or aralkyl containing at most 20 carbon atoms.Application in cosmetics for protection against UV rays.Type: GrantFiled: December 11, 1984Date of Patent: December 1, 1987Assignee: L'OrealInventors: Gerard Lang, Serge Forestier, Alain LaGrange
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Patent number: 4707295Abstract: Bicyclooctane derivatives of the formula IR.sup.1 --A.sup.1 --A.sup.2 --R.sup.2 IwhereinR.sup.1 and R.sup.2 independently of one another are each an alkyl group which has 1-12 C atoms and in which it is also possible for one or two non-adjacent CH.sub.2 groups to be replaced by O atoms and/or CO groups and/or --O13 CO groups and/or --CO--O groups and/or --CH.dbd.CH-- groups, one of the radicals R.sup.1 and R.sup.2 being also --A.sup.3 --R.sup.3,A.sup.1 is a 1,4-cyclohexylene group which is unsubstituted or substituted in the 1-position and/or 2-position and/or 3-position and/or 4-position by alkyl which has in each case 1-5 C atoms and is unsubstituted or substituted or fluorinated, and in which it is also possible for one or two non-adjacent CH.sub.2 groups to be replaced by one or two different groupings from the group --O--, --CO--, --CH.dbd.CH--, --S--, --SO-- or --SO.sub.2 --, or is substituted by F, Cl, Br, CN and/or CHO,A.sup.2 is a 1,4-bicyclo[2.2.2] octylene group,--A.sup.3 --R.sup.3 is --Cy--R.sup.Type: GrantFiled: March 24, 1986Date of Patent: November 17, 1987Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Ludwig Pohl, Bernhard Scheuble, Andreas Wachtler, Reinhard Hittich, Peter Fuss
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Patent number: 4705650Abstract: Compounds halogenated in the .alpha.-position to an electron-attracting group of formula ##STR1## in which X denotes a halogen atom, R denotes a hydrogen atom or a hydrocarbon radical or a radical --(CH.sub.2).sub.3 --COOR.sub.1 and Z denotes a radical --CHO, --COR.sub.2, --COOR.sub.3, --CONR.sub.4 R.sub.5, --CN, --SO.sub.2 R.sub.6, --NO.sub.2, --CO--(CH.sub.2)p--COO.sub.1 or --COO(CH.sub.2)p--COOR.sub.1 are made by a halogenating deacylation of a compound of formula ##STR2## in which R' denotes a hydrogen atom or a hydrocarbon radical, R" denotes a methyl radical and Z' denotes a radical --CHO, --COR.sub.2, --COOR.sub.3, --CONR.sub.4 R.sub.5, --CN, --SO.sub.2 R.sub.6 or --NO.sub.2 or R' and R" may form a radical --(CH.sub.2)-- or R' and R" may form a radical --CO--(CH.sub.2)p-- or --COO(CH.sub.2)p--, using an alkali metal alcoholate or an alkali or alkaline-earth metal carbonate and a halogenating agent.Type: GrantFiled: July 10, 1985Date of Patent: November 10, 1987Assignee: Rhone-Poulenc SanteInventors: Gerard Mignani, Didier Morel
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Patent number: 4703110Abstract: The application discloses certain benzoic acid compounds, the same being more adequately described as benzoic acid derivatives having a para substituent which is a substituted phenyl radical attached to the benzoic acid in the para position by any one of a variety of linking groups, representative compounds being p-(3,4-diisopropylphenylcarbamoyl) benzoic acid and p-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthylcarbamoyl)benzoic acid, pharmaceutical compositions thereof, method of treating therewith, method of diagnosis therewith, and method for the preparation thereof. The compounds and compositions are useful for diagnosis of leukemia types, the treatment of dermatological disorders, and as differentiation-inducing agents for neoplastic cells.Type: GrantFiled: July 8, 1985Date of Patent: October 27, 1987Assignee: Koichi ShudoInventor: Koichi Shudo
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Patent number: 4689426Abstract: Novel 5-alkylidene-2-halo-4-substituted-2-cyclopentenone and process for production thereof. The novel 5-alkylidene-2-halo-4-substituted-2-cyclopentenones are represented by the following formula (I): ##STR1## wherein R.sub.a represents a substituted or unsubstituted aliphatic hydrocarbon group having 1 to 12 carbon atoms or a substituted or unsubstituted phenyl group, R.sub.b represents a substituted or unsubstituted aliphatic hydrocarbon group having 1 to 12 carbon atoms, and X represents a halogen atom. The novel cyclopentenones possess excellent pharmaceutical activities including anti-tumor activity, antiviral activity and antimicrobial activity.Type: GrantFiled: July 5, 1984Date of Patent: August 25, 1987Assignee: Teijin LimitedInventors: Satoshi Sugiura, Toshio Tanaka, Seizi Kurozumi
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Patent number: 4689423Abstract: An improved process for the preparation of methyl 2,3,4,5-tetrafluorobenzoylacetate is described. The process is for intermediates that lead to trifluoroquinolinic acids which in turn are used to produce antibacterial agents of the difluoro quinolinecarboxylic acid type. The process runs at room temperature, uses a safe and inexpensive base, and can be conveniently scaled up for manufacturing purposes.Type: GrantFiled: April 1, 1986Date of Patent: August 25, 1987Assignee: Warner-Lambert CompanyInventors: Vladimir G. Beylin, Om P. Goel
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Patent number: 4684743Abstract: .beta.-Dicarbonyl, .beta.-cyanocarbonyl and .beta.-dicyano compounds I ##STR1## where R.sup.1 is an organic radical, X and Y are COOR.sup.2, --CO--R.sup.2 or --CN and R.sup.2 is an organic radical, are prepared from R.sup.1 --CHO (II) and X--CH.sub.2 --Y (III) by reaction in the presence of a condensation catalyst, hydrogen and a hydrogenation catalyst, using an oxide or phosphate of Mg, Al, Ti, Zn or a rare earth metal as the condensation catalyst.Type: GrantFiled: October 1, 1985Date of Patent: August 4, 1987Assignee: BASF AktiengesellschaftInventors: Walter Gramlich, Klaus Halbritter, Gerd Heilen
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Patent number: 4683331Abstract: The invention relates to omega-(2',4'-dihalobiphenylyl)oxo alkanoic acids of Formula: ##STR1## wherein X.sup.1 and X.sup.2 each represent a fluorine or chlorine atom and Y represents a bivalent hydrocarbon chain selected from the group consisting of --CH.sub.2 --CH--CH.sub.3 and (CH.sub.2).sub.3, and to a process for their preparation.The compounds of the invention are highly active and longlasting anti-inflammatory agents.Type: GrantFiled: July 29, 1985Date of Patent: July 28, 1987Assignee: Spofa spojene podniky pro zdravotnickouInventors: Miroslav Kuchar, Bohumila Brunova, Jaroslava Grimova, Eva Maturova
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Patent number: 4683330Abstract: A compound of the formula ##STR1## and intermediates useful in preparing same.Type: GrantFiled: January 11, 1985Date of Patent: July 28, 1987Assignee: The Upjohn CompanyInventor: Paul A. Aristoff
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Patent number: 4678496Abstract: As new compound is provided a cyclohexane derivative of the formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, an alkylthioalkyl group or an unsubstituted or substituted phenyl group; and R.sup.1 represents an alkyl group, an unsubstituted or substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt of said cyclohexane compound.This cyclohexane compound exhibits useful plant-growth regulating effects on crop-plants and also non-crop plants such as lawn and may be prepared by cyclization of an acetonylsuccinic acid dialkyl ester, followed by reaction with an organic acid chloride and by intermolecular rearrangement.Type: GrantFiled: August 1, 1985Date of Patent: July 7, 1987Assignee: Kumiai Chemical Industry Co., Ltd.Inventors: Kenji Motojima, Takeshige Miyazawa, Yasufumi Toyokawa, Masafumi Matsuzawa, Hiroshi Hokari, Shoji Kusano
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Patent number: 4676604Abstract: Compounds of the formula ##STR1## wherein R.sup.1 is hydrogen or straight-chain alkyl; R.sup.2 is --CN, --R, --COR, --COOR or when R.sup.2 is positioned on an aromatic ring R.sup.2 also can be --OR, --OOCR or --F; R is alkyl; A is a group with 1 to 4 six-membered rings, these rings being linked directly with one another and with ring B in each case via a single covalent bond or being linked at one or two positions also via --COO--, --OOC-- or --CH.sub.2 CH.sub.Type: GrantFiled: March 5, 1984Date of Patent: June 30, 1987Assignee: Hoffmann-La Roche Inc.Inventor: Martin Petrzilka
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Patent number: 4673761Abstract: Cycloalkylidenemethylphenylacetic acid derivatives of formula (I): ##STR1## (wherein R.sup.1 represents hydrogen or alkyl and n is an integer from 1 to 3) are prepared by reacting a benzaldehyde acid compound of formula (II): ##STR2## with an enamine derivative of formula (III): ##STR3## (wherein R.sup.2 and R.sup.3 are various organic groups) and then hydrolizing the product. The use of the acid of formula (II) rather than its corresponding ester enables the reaction to be effected with a good yield and under moderate and economical reaction conditions.Type: GrantFiled: June 28, 1985Date of Patent: June 16, 1987Assignee: Sankyo Company, LimitedInventors: Atsusuke Terada, Kazuyuki Wachi
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Patent number: 4670577Abstract: A novel process for the preparation of pent-4-enoic acids of the formula ##STR1## wherein X is selected from the group consisting of hydrogen, cyano and alkoxycarbonyl of 2 to 5 carbon atoms and Y is selected from the group consisting of hydrogen, cyano, alkoxycarbonyl 2 to 5 carbon atoms, acyl of an organic carboxylic acid of 2 to 7 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms and arylsulfonyl of 6 to 7 carbon atoms with the proviso that X and Y are not both hydrogen comprising reacting a compound of the formula ##STR2## wherein R is selected from the group consisting of acyloxy of an organic carboxylic acid of 1 to 7 carbon atoms, alkylsulfonyl of 1 to 4 carbon atoms and arylsulfonyl of 6 to 7 carbon atoms with an anion derivative of a compound of the formula ##STR3## wherein X.sub.1 and Y.sub.Type: GrantFiled: February 24, 1984Date of Patent: June 2, 1987Assignee: Roussel UclafInventors: Marc Julia, Therese Cuvigny
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Patent number: 4668814Abstract: A compound of the formula ##STR1## and intermediates useful in preparing same.Type: GrantFiled: January 11, 1985Date of Patent: May 26, 1987Assignee: The Upjohn CompanyInventor: Paul A. Aristoff
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Patent number: 4664851Abstract: Process for the co-production of carboxylic acids of the general formula R.sup.1 --COOH and R.sup.2 --COOH and carboxylic acid esters of the general formula R.sup.1 --COOCH.sub.2 R.sup.2 and R.sup.2 --COOCH.sub.2 R.sup.1 from carboxylic acid esters of the general formula R.sup.1 --COOR.sup.2 and/or ethers of the general formula R.sup.3 OR.sup.4 (R.sup.1, R.sup.2, R.sup.3, R.sup.4 representing (substituted) alkyl or (substituted) aryl, alkaryl or aralkyl, R.sup.1 also representing H), carbon monoxide and hydrogen at elevated temperature and pressure in the presence of a ruthenium compound, a further Group VIII metal compound, and a compound R.sup.5 Hal or R.sup.5 COHal where R.sup.5 has one of the meanings given for R.sup.2 and Hal is iodine or bromine, the reaction mixture being substantially free from other transistion metal or Group II metal iodides or bromides, and containing a trivalent nitrogen compound containing a group ##STR1## (X=O or S), such as an amide, a carbamate, a urea or a derivative thereof.Type: GrantFiled: July 19, 1982Date of Patent: May 12, 1987Assignee: Shell Oil CompanyInventor: Eit Drent
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Patent number: 4659855Abstract: Certain novel aryl sulfonyl fluorides, their preparation, and their use in inhibiting serine proteases with chymotrypsin-like and elastase-like specificity.Type: GrantFiled: May 9, 1983Date of Patent: April 21, 1987Assignee: Georgia Tech Research CorporationInventor: James C. Powers
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Patent number: 4658033Abstract: New interphenylene prostaglandin (PGH) analogs are prepared by a method which involves reacting a bicyclic olefin, an acetylene compound and a benzylic halide together, in the presence of a palladium(O) catalyst in a single-step synthesis. By this technique a large number of new interphenylene PGH analogs can be prepared, which are useful as inhibitors of arachidonic acid induced platelet aggregation.Type: GrantFiled: September 23, 1985Date of Patent: April 14, 1987Assignee: Iowa State University Research Foundation, Inc.Inventor: Richard C. Larock
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Patent number: 4656305Abstract: The present invention provides chalcone derivatives of the general formulae: ##STR1## wherein R.sub.1 is a hydroxyl, carboxylic or sulphonic acid group or a carboxyalkoxy or sulphoalkoxy radical, R.sub.2 is an unsaturated, straight-chained or branched aliphatic hydrocarbonyloxy radical, R.sub.3 is a hydrogen atom, a hydroxyl group or an alkoxy radical, R.sub.4 is an alkyl, hydroxyalkyl, alkoxy, carboxyalkoxy, sulphoalkoxy or carboxyalkylcarbonyloxyalkyl radical or a carboxylic acid or sulphonic acid group and R.sub.5 is a hydrogen or halogen atom, with the proviso that compounds of general formula (IIa) always contain at least one carboxylic or sulphonic acid group; and the nontoxic inorganic and organic salts of those compounds containing at least one carboxylic acid or sulphonic acid group.The present invention also provides a process for the preparation of these chalcone derivatives, as well as pharmaceutical compositions containing them.Type: GrantFiled: October 18, 1985Date of Patent: April 7, 1987Assignee: Biorex Laboratories, LimitedInventors: Anthony E. Vanstone, Graham K. Maile, Lynn K. Nalbantoglu
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Patent number: 4654434Abstract: The invention relates to new 3-benzylidene-camphor derivatives of the formula: ##STR1## in which R.sub.1 denotes H or SO.sub.3.sup..crclbar. M.sup..sym., with M=H, an alkali metal or N.sup..sym. (R.sub.3).sub.4, with R.sub.3 =H or C.sub.1 -C.sub.4 alkyl or hydroxyalkyl; R.sub.2 denotes C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy and n=0-4; and Z denotes ##STR2## in which R.sub.4 has the same meaning as R.sub.1 and can be identical or different, or alternatively ##STR3## in which R.sub.5 denotes H, optionally substituted aryl, C.sub.1 -C.sub.4 alkyl, --CN, --C00R7 or ##STR4## and R.sub.6 denotes --COOR.sub.8 or ##STR5## in which R.sub.7 and R.sub.8, which are identical or different, denote alkyl, alkenyl, cycloalkyl or aralkyl and R.sub.9 and R.sub.10, which are identical or different, denote H, alkyl, alkenyl or cycloalkyl; if R.sub.5 =H, alkyl or aryl, R.sub.6 can represent --COO.sup..crclbar. M.sup..sym.Type: GrantFiled: February 4, 1986Date of Patent: March 31, 1987Assignee: L'OrealInventors: Gerard Lang, Madeleine Leduc, Alain Malaval
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Patent number: 4654435Abstract: A process for the addition reaction of an unsaturated organic compound, except a rubber, having at least one carbon-carbon double bond in a molecule, which comprises reacting the unsaturated organic compound with an organic compound having a carboxyl group and an aldehyde group in the presence of a Lewis acid.Type: GrantFiled: December 20, 1983Date of Patent: March 31, 1987Assignee: Nippon Zeon Co., Ltd.Inventors: Shizuo Kitahara, Yoshitsugu Hirokawa, Haruki Kawada, Toshihiro Fujii, Nagatoshi Sugi, Hiroaki Hasegawa, Akira Yoshioka
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Patent number: 4649213Abstract: Compounds having anti-inflammatory and analgesic activity of the formula ##STR1## are produced from compounds having the formula ##STR2## by rearrangement in the presence of a base or an amide and (1) X S O X.sup.1 or X S O.sub.2 X.sup.1 where X and X.sup.1 are halogen or trifluoromethyl or (2) sulfur dioxide and halogen.Type: GrantFiled: April 12, 1985Date of Patent: March 10, 1987Assignee: Kyowa Hakko Kogyo Co. Ltd.Inventors: Takayoshi Yamauchi, Kaneaki Hattori, Shun-ichi Ikeda, Kenji Nakao, Kentaro Tamaki
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Patent number: 4649157Abstract: This invention relates to pharmaceutical compositions containing a class of 5-phenyl-1,3-dioxoalkenyl compounds useful as inhibitors of leukotriene biosynthesis and thus useful in the treatment of conditions associated with leukotrienes. This invention also relates to the use of the 5-phenyl-1,3-dioxoalkenyl compounds in the inhibition of leukotriene biosynthesis and thus in the treatment of conditions associated with leukotrienes. This invention further relates to a novel process for the preparation of the 5-phenyl-1,3-dioxoalkenyl compounds.Type: GrantFiled: March 28, 1986Date of Patent: March 10, 1987Assignee: G. D. Searle & Co.Inventors: Richard A. Partis, Richard A. Mueller
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Patent number: 4644072Abstract: There is provided a novel and efficient stereoselective total synthesis of epipodophyllotoxin and related epipodophyllotoxin compounds of the general formula ##STR1## wherein R.sup.1 and R.sup.2 each are independently hydrogen or (lower)alkoxy, or R.sup.1 and R.sup.2, taken together, is methylenedioxy; R.sup.4 and R.sup.6 each are independently hydrogen or (lower)alkoxy; and R.sup.5 is hydrogen or a phenol-protecting group; or an acid addition salt thereof. The present invention also provides novel intermediates and processes for the preparation of said intermediates, which are then converted into known antineoplastic agents.Type: GrantFiled: April 12, 1985Date of Patent: February 17, 1987Assignee: Bristol-Myers CompanyInventors: Dolatrai M. Vyas, Paul M. Skonezny
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Patent number: 4642368Abstract: Propargyl esters of the formula I ##STR1## where R.sup.1 is OC.sub.n H.sub.2n+1 (n=1 or 2), OCF.sub.3, OCF.sub.2 CHF.sub.2 or F and R.sup.2 is H, or R.sup.1 and R.sup.2 together form --O(CH.sub.2).sub.m O-- (m=1 or 2), a process for their preparation, and their use for controlling pests.Type: GrantFiled: March 19, 1985Date of Patent: February 10, 1987Assignee: BASF AktiengesellschaftInventors: Peter Hofmeister, Rainer Buerstinghaus, Heinrich Adolphi
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Patent number: 4640802Abstract: Process for the co-production of carboxylic acids of the general formula R.sup.1 --COOH and R.sup.2 --COOH and carboxylic acid esters of the general formula R.sup.1 --COOCH.sub.2 R.sup.2 and R.sup.2 --COOCH.sub.2 R.sup.1 from carboxylic acid esters of the general formula R.sup.1 --COOR.sup.2 and/or ethers of the general formula R.sup.3 OR.sup.4 (R.sup.1, R.sup.2, R.sup.3, R.sup.4 representing (substituted) alkyl or (substituted) aryl, alkaryl or aralkyl, R.sup.1 also representing H), carbon monoxide and hydrogen at elevated temperature and pressure in the presence of a ruthenium compound, a further Group VIII metal compound, a phosphine oxide and a compound R.sup.5 Hal or R.sup.5 COHal where R.sup.5 has one of the meanings given for R.sup.2 and Hal is iodine or bromine, the reaction mixture being substantially free from other transition metal or Group II metal iodides or bromides, and containing a tertiary phosphine oxide.Type: GrantFiled: July 7, 1982Date of Patent: February 3, 1987Assignee: Shell Oil CompanyInventor: Eit Drent
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Patent number: 4639541Abstract: Substituted phenylactic acid iodopropargyl ester compounds of the general formula: ##STR1## in which R may represent hydrogen, fluorine, chlorine, bromine, iodine, methoxy, 1-imidazolyl or 1,2,4-triazolyl, X represents one or more of the same or different substituents selected from fluorine, chlorine, bromine, iodine, cyano, nitro, carboxyl, an alkyl having from 1 to 12 carbon atoms, an alkoxy having from 1 to 12 carbon atoms, a cycloalkyl having from 3 to 6 carbon atoms, formyl, acetyl, propionyl, benzoyl, phenylsulfonyl, phenyl, phenoxy, and substituted phenyl and phenoxy groups having from 1 to 3 substituents selected from fluorine, chlorine, bromine, nitro, methyl or methoxy, and n is an integer from 1 to 5 and may be zero provided that R does not represent hydrogen. The invention also relates to a process of making the compounds, which are effective ingredients of biocidal agents.Type: GrantFiled: April 25, 1985Date of Patent: January 27, 1987Assignee: Consortium fur elektrochemische Industrie GmbHInventors: Gerhard Staiger, Tassilo Selmayr, Peter Kinzel, Anneliese Reutter
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Patent number: 4638000Abstract: Novel condensed seven-membered ring compounds of the formula: ##STR1## [wherein R.sup.1 and R.sup.2 are independently hydrogen, halogen, trifluoromethyl, lower alkyl or lower alkoxy, or both jointly form tri- or tetramethylene; R.sup.3 and R.sup.5 are independently hydrogen, lower alkyl or aralkyl; R.sup.4 is hydrogen or lower alkyl; R.sup.6 is a condensed or non-condensed hetero-alicyclic containing at least one atom of N, O and S as a ring-forming atom which may be substituted; A is an alkylene chain; n is 1 or 2] and salts thereof.These compounds exhibit inhibitory activity on angiotensin converting enzyme and so forth, and are of value as an agent for diagnosis, prevention and treatment of circulatory diseases, such as hypertension, cardiopathy and cerebral apoploxy.Type: GrantFiled: January 14, 1985Date of Patent: January 20, 1987Assignee: Takeda Chemical Industries, Ltd.Inventors: Hirosada Sugihara, Kohei Nishikawa, Katsumi Ito
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Patent number: 4634715Abstract: There are disclosed aza analogs of carboxyalkyl dipeptide derivatives and related compounds which are useful as converting enzyme inhibitors and as antihypertensives said compounds being represented by the general formula: ##STR1## wherein A and B can be joined together to form various ring structures.Type: GrantFiled: July 27, 1983Date of Patent: January 6, 1987Assignee: Merck & Co., Inc.Inventors: William J. Greenlee, Eugene D. Thorsett
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Patent number: 4633013Abstract: Disclosed is a process for the preparation of .alpha.-haloacetoacetic esters by the reaction of an alkali metal alkoxide with a 5-halo-4H-1,3-dioxin-4-one compound, the desired product being obtained as an alkali metal salt which may be converted to the corresponding free ester by treating with acid.Type: GrantFiled: June 11, 1984Date of Patent: December 30, 1986Assignee: Eastman Kodak CompanyInventor: Robert J. Clemens
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Patent number: 4633007Abstract: A process for the preparation of a benzylidene compound of the formula ##STR1## in which R.sup.1 is hydrogen or one or two substituents independently selected from the group consisting of nitro, cyano, halogen, SO.sub.3 H, alkyl, alkoxy and fluorinated alkyl, each with 1 to 4 C atoms and two or three fluorine substituents, andR.sup.3 is alkyl with 1 to 10 C atoms, which is optionally interrupted by an oxygen in the chain or is optionally substituted by fluorine, chlorine, hydroxyl or a methylbenzylamine group, comprising reacting an acetal of the formula ##STR2## in which R.sup.2 each independently is alkyl with 1 to 6 C atoms, which is optionally substituted by phenyl, or the two radicals R.sup.2 conjointly form an alkylene radical with 1-6 C atoms,with a .beta.-ketocarboxylic acid ester of the formulaCH.sub.3 CO--CH.sub.2 --COOR.sup.3in the presence of an acid at a temperature between about 40.degree. and 120.degree..Type: GrantFiled: February 21, 1986Date of Patent: December 30, 1986Assignee: Bayer AktiengesellschaftInventor: Michael Preiss
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Patent number: 4625066Abstract: Novel substituted acetylene-ketones of the formulaR.sup.2 --C.tbd.C--CO--R.sup.1 (I)in whichR.sup.1 represents optionally substituted cycloalkyl with 4 to 7 carbon atoms or the groupings ##STR1## or represents optionally substituted aryl, if R.sup.2 represents optionally substituted cycloalkenyl or optionally substituted cycloalkylalkyl;R.sup.2 represents alkyl, optionally substituted cycloalkyl, optionally substituted cycloalkenyl, optionally substituted cycloalkylalkyl, optionally substituted aryl or optionally substituted aralkyl;R.sup.3 represents halogen;R.sup.4 represents hydrogen or halogen;R.sup.5 represents alkyl with more than 1 carbon atom, alkenyl, alkinyl or the CHO group or a derivative thereof, or represents methyl, if R.sup.2 represents optionally substituted cycloalkenyl or optionally substituted cycloalkylalkyl;R.sup.6 represents cyano, optionally substituted aryl or the groupings --XR.sup.7 or --CONR.sup.8 R.sup.9 ;R.sup.Type: GrantFiled: November 29, 1984Date of Patent: November 25, 1986Assignee: Bayer AktiengesellschaftInventor: Hans-Ludwig Elbe
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Patent number: 4624964Abstract: Aryl oxo-alkynoates are 5-lipoxygenase inhibitors, making them useful for the treatment of inflammation, chronic obstructive lung disease or psoriasis. These compounds have the formula: ##STR1## wherein n is 1-12;R.sup.1 is C.sub.1 -C.sub.6 alkyl, C.sub.2 -C.sub.6 alkenyl, or phenyl; andAryl is naphthyl, phenyl or phenyl substituted with a variety of groups.Type: GrantFiled: March 27, 1985Date of Patent: November 25, 1986Assignee: E. I. Du Pont de Nemours and CompanyInventor: William J. Sipio
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Patent number: 4621150Abstract: A catalyst for isomerization consisting essentially of a salt or complex salt represented by the formula:[ML.sub.m ].sup.n+ [Y].sub.n.sup.- (I)where M is a metal of Group IB, IIA, IIB or VIII of the periodic table, L is a ligand, Y is a conjugated base of a Bronsted acid, m is 0, 1, 2, 3 or 4 and n is 1, 2 or 3.Type: GrantFiled: February 21, 1985Date of Patent: November 4, 1986Assignee: Sagami Chemical Research CenterInventors: Kenji Hirai, Takamasa Fuchikami, Hiroaki Hirose, Iwao Ojima
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Patent number: 4620007Abstract: The invention relates to 7-amino-1-cyclo-propyl-4-oxo-1,4-dihydro-naphthyridine (or quinoline)-3-carboxylic acids of Formula I as defined in the specifications. Also included in the invention is a process for the preparation of said compounds of Formula I and Ia. Further, the invention includes compositions containing the compounds of Formula I or Ia and the use of said compounds and compositions as antibacterial agents.Type: GrantFiled: December 11, 1985Date of Patent: October 28, 1986Assignee: Bayer AktiengesellschaftInventors: Klaus Grohe, Hans-Joachim Zeiler, Karl G. Metzger
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Patent number: 4611080Abstract: A process for the preparation of a halogenated aroylacetic acid ester of the formula ##STR1## in which R is alkyl with 1-6 carbon atoms,X and X.sup.2 each independently is halogen, andX.sup.1 and X.sup.3 each independently is hydrogen or halogen, comprising reacting a benzoyl chloride of the formula ##STR2## with dichloroethylene in the presence of anhydrous aluminum chloride to form the corresponding benzene trichloroethyl ketone, dehydrochlorinating the trichloroethyl ketone to form the corresponding benzene dichlorovinyl ketone, and treating the dichlorovinyl ketone with an alcoholate and then with an aqueous acid. The products are known intermediates for known antibacterials.Type: GrantFiled: July 12, 1985Date of Patent: September 9, 1986Assignee: Bayer AktiengesellschaftInventor: Klaus Grohe
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Patent number: 4605758Abstract: Pharmaceutically useful optically active .alpha.-arylalkanoic acids or esters, ortho esters, or amides thereof are stereoselectively prepared by contacting an aryl magnesium Grignard reagent with an optically active .alpha.-substituted acyl halide to form the optically active aryl .alpha.-substituted alkyl ketone, which is ketalized and rearranged to the desired optically active .alpha.-arylalkanoic acid or the corresponding ester, ortho ester or amide. In an alternate embodiment, the aryl .alpha.-substituted alkyl ketone is reduced to the corresponding alkanol, which is rearranged to the .alpha.-arylalkanal. The alkanal so produced is converted to the desired optically active .alpha.-arylalkanoic acid by conventional methods.Type: GrantFiled: April 23, 1984Date of Patent: August 12, 1986Assignee: Syntex Pharmaceuticals International Ltd.Inventor: George C. Schloemer
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Patent number: 4602105Abstract: A process for the preparation of alpha-haloalkylesters, wherein an acylhalide having the general formula ##STR1## in which R.sup.1 represents a substituted or unsubstituted hydrocarbyl group and Hal represents chlorine or bromine is contacted with hydrogen at elevated temperature and pressure in the presence of a catalytic system comprising at least one Group VIII element.Type: GrantFiled: March 26, 1984Date of Patent: July 22, 1986Assignee: Shell Oil CompanyInventor: Eit Drent
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Patent number: 4600725Abstract: Esters of a benzoyl alkanoic acids and a benzylic alcohol as a growth promoting agent for a wide variety of animals are provided. The esters influence production of growth hormones resulting in an increase in weight/growth in animals.Type: GrantFiled: May 8, 1984Date of Patent: July 15, 1986Assignee: Vittadini GianluigiInventor: Aldo Garzia
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Patent number: 4596885Abstract: A process for the preparation of a phenylglyocylic acid ester of the formula ##STR1## wherein R.sup.1 represents alkyl,X represents halogen, alkyl, halogenoalkyl, alkoxy or nitro, andn represents 0, 1, 2, or 3by contacting a benzoyl cyanide of the formula ##STR2## wherein X and n have the meanings stated above, in a sulphuric acid/water system in the presence of chloride ions at a temperature between 0.degree. and 70.degree. C. to form phenylglyoxylic acid amide and reacting the phenylglyoxylic acid amide without isolation with an alcohol of the formula R.sup.1 -OH, wherein R.sup.1 has the meaning stated above, optionally in the presence of a diluent, at a temperature between 40.degree. and 100.degree. C.Type: GrantFiled: February 6, 1978Date of Patent: June 24, 1986Assignee: Bayer AktiengesellschaftInventors: Winfried Lunkenheimer, Andreas Wittig, Wilfried Draber, Helmut Timmler
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Patent number: 4582913Abstract: Disclosed are novel 5-halo-4H-1,3-dioxin-4-ones and their preparation by treating a compound having the formula ##STR1## with X.sub.2 or SO.sub.2 X.sub.2 wherein X is Cl or Br.Type: GrantFiled: June 11, 1984Date of Patent: April 15, 1986Assignee: Eastman Kodak CompanyInventor: Robert J. Clemens
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Patent number: 4570006Abstract: Amidino compounds represented by the formula ##STR1## and pharmaceutically acceptable acid addition salts thereof are novel compounds and are useful as powerful anti-trypsine, anti-plasmin, anti-kallikrein and anti-thrombin agents. Having strong anti-Cl (Clr, Cls) activities and an anticomplement activity, they are also useful as anticomplement agents. These amidino compounds are prepared by usual esterification of carboxylic acid compounds represented by the formula (II)R.sub.1 --COOH (II)with amidinophenol compound (III) and, if necessary, can be transformed into pharmaceutically acceptable acid addition salts thereof.Type: GrantFiled: October 24, 1984Date of Patent: February 11, 1986Assignee: Torii & Co. Ltd.Inventors: Setsuro Fujii, Takashi Yaegashi, Toyoo Nakayama, Yojiro Sakurai, Shigeki Nunomura, Toshiyuki Okutome
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Patent number: 4567004Abstract: Monomethyl-substituted methylene compounds are obtained by reacting methylene compounds of the formula ##STR1## in which R.sup.1 and R.sup.2 independently of one another represent --CN, --CO--R.sup.3, --SO.sub.2 --R.sup.3 or --NO.sub.2 andR.sup.1 can additionally denote -aryl(R.sup.1).sub.n,whereinR.sup.3 denotes --OH, alkyl, aralkyl, aryl, alkoxy, aralkoxy or aryloxy, or amino which is substituted by alkyl and/or aralkyl and/or aryl, and furthermoretwo radicals R.sup.3 together can be an alkylene group, the radical of an aliphatic diol or of an aliphatic diamine or the group --NH--CO--NH-- and n represents 1, 2 or 3,with formaldehyde and with hydrogen in the presence of a condensation catalyst and a hydrogenation catalyst at elevated temperature, the methylene compound being introduced into the liquid phase of the mixture of reactants in the course of the reaction.Type: GrantFiled: July 18, 1984Date of Patent: January 28, 1986Assignee: Bayer AktiengesellschaftInventors: Heinz U. Blank, Erich Wolters
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Patent number: 4562204Abstract: Trans-.DELTA..sup.2 -prostaglandin D derivatives of the formula: ##STR1## wherein [A] is a group of the formula: ##STR2## X is ethylene or cis-vinylene, C.sub.13 -C.sub.14 -C.sub.15 is: (i) a group of the formula: ##STR3## when [A] is a group of the formula (II) or (III), or (ii) a group of the formula: ##STR4## when [A] is a group of the formula (IV), R is hydrogen or alkyl, R.sup.1 is a single bond or alkylene, R.sup.2 is alkyl, cycloalkyl, phenyl or phenoxy, the double bonds between C.sub.2 -C.sub.3 and between C.sub.13 -C.sub.14 are both E, the double bond between C.sub.9 -C.sub.10 is Z and the double bonds between C.sub.12 -C.sub.13 and between C.sub.14 -C.sub.15 are E, Z or a mixture thereof, provided that when R.sup.1 is a single bond, R.sup.2 does not represent a substituted or unsubstituted phenoxy group, and cyclodextrin clathrates and non-toxic salts thereof, possess anti-tumor activity.Type: GrantFiled: June 28, 1983Date of Patent: December 31, 1985Assignee: Ono Pharmaceutical Co., Ltd.Inventors: Hirohisa Wakatsuka, Takashi Yamato, Shinsuke Hashimoto
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Patent number: 4562068Abstract: This invention relates to a topical cosmetic preparation for treating oily hair or seborrhea which contains a sebosuppressively effective amount of at least one 4-aryl-4-oxo-but-2-enoic acid derivative.Type: GrantFiled: January 18, 1983Date of Patent: December 31, 1985Assignee: Henkel Kommanditgesellschaft auf AktienInventors: Hinrich Moller, Siegfried Wallat
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Patent number: 4560403Abstract: As new compound is provided a cyclohexane derivative of the formula ##STR1## wherein R represents a hydrogen atom or an alkyl group, an alkylthioalkyl group or an unsubstituted or substituted phenyl group; and R.sup.1 represents an alkyl group, an unsubstituted or substituted benzyl group, a phenethyl group, a phenoxymethyl group, a 2-thienylmethyl group, an alkoxymethyl group or an alkylthiomethyl group, or a salt of said cyclohexane compound.This cyclohexane compound exhibits useful plant-growth regulating effects on crop-plants and also non-crop plants such as lawn and may be prepared by cyclization of an acetonylsuccinic acid dialkyl ester, followed by reaction with an organic acid chloride and by intermolecular rearrangement.Type: GrantFiled: September 22, 1983Date of Patent: December 24, 1985Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.Inventors: Kenji Motojima, Takeshige Miyazawa, Yasufumi Toyokawa, Masafumi Matsuzawa, Hiroshi Hokari, Shoji Kusano