Oxygen Attached Indirectly To The Cyano Group By Nonionic Bonding (e.g., Nitro Group, Etc.) Patents (Class 558/410)
-
Patent number: 4889947Abstract: Sunscreen compositions are described which contain certain substituted naphthalenylidenes which act as UV filters when incorporated in a carrier in amounts ranging from 0.1-50% by weight.Type: GrantFiled: July 28, 1988Date of Patent: December 26, 1989Assignee: ICI Americas Inc.Inventors: Charalambos J. Phalangas, Thomas P. Cleary
-
Patent number: 4876261Abstract: A compound of the formula (I) or its salt and a process for producing the compounds; The compounds have the effect to dilate neophrovascular tracts; ##STR1## wherein ##STR2## represents the formula ##STR3## (wherein R.sup.4 is a hydrogen atom or lower alkylsulfonyl); R.sup.1 is hydrogen, lower alkyl, hydroxyl, halogen, amino, or lower acylamino;R.sup.2 is hydrogen, lower alkyl, hydroxyl, amino, or lower alkylsulfonylamino;R.sup.3 is hydrogen, lower, alkyl or hydroxyl;R is hydrogen or halogen;with the proviso that when R.sup.1 is hydroxyl, there is no case that all of R.sup.2, R.sup.3 and R are hydrogens, and further with the proviso that when R is hydrogen, A excludes ##STR4## or a salt thereof.Type: GrantFiled: March 25, 1988Date of Patent: October 24, 1989Inventors: Akihiro Tanaka, Takashi Fujikura, Ryuji Tsuzuki, Masaki Yokota, Takeyuki Yatsu
-
Patent number: 4855476Abstract: The present invention relates to novel 5-fluoro- and 8-fluoro-trimetoquinol compounds of the general formula I wherein X.sub.1 =F, X.sub.2 =H or X.sub.1 =H, X.sub.2 =F ##STR1## The present invention also relates to a process for making the 5-fluoro- and 8-fluoro-trimetoquinol compounds by condensation of an appropriately substituted phenethylamine to afford an appropriately substituted phenlethylacetamide compound. The amides are cyclized to give appropriately substituted intermediate dihydroisoquinolines. Without isolation, the dihydroisoquinolines are reduced to give appropriately substituted tetrahydroisoquinolines. The hydrochloride salts of tetrahydroisoquinolines are prepared and subjected to hydrogenolysis, to give the fluorine substituted trimetoquinol compounds of the present invention.Type: GrantFiled: March 14, 1988Date of Patent: August 8, 1989Assignee: Ohio State University Research FoundationInventors: Duane D. Miller, Dennis R. Feller, Michael T. Clark, Adeboye Adejare, Karl J. Romstedt, Gamal Shams
-
Patent number: 4844841Abstract: Compounds of formula ##STR1## wherein X is long-chain alkyloxy, long-chain alkylamino or long-chain dialkylamino,M is alkali metal, pyridinium or ammonium,Y is hydroxy or long-chain alkyloxy,which are especially useful in photometric and fluorimetric investigations of lipids and lipid-water interactions and of cationic biomolecules such as nicotine adenine dinucleotide.Type: GrantFiled: September 11, 1987Date of Patent: July 4, 1989Inventors: Ernst Koller, Otto S. Wolfbeis
-
Patent number: 4841009Abstract: Described herein are novel substantially linear monomeric compositions which can be polymerized with one or more difunctional monomers to give novel polymeric compositions having liquid crystal properties. This invention is also directed to a process for preparation of the novel substantially linear monomeric compositions.Type: GrantFiled: July 5, 1985Date of Patent: June 20, 1989Assignee: Amoco CorporationInventor: Donald R. Kelsey
-
Patent number: 4837353Abstract: 2-(N-Phenylakyl-N-formyl)amino-3-hydroxy-2-propenoic acids are intermediates for mercaptoimidazolecarboxylic acids which are dopamine-.beta.-hydroxylase inhibitors.Type: GrantFiled: January 21, 1988Date of Patent: June 6, 1989Assignee: SmithKline Beckman CorporationInventors: Joseph A. Finkelstein, Lawrence I. Kruse, Thomas B. Leonard
-
Patent number: 4791139Abstract: A compound of formula: ##STR1## wherein W represents one or more substituents selected from halo, alkyl, alkoxy, alkoxyalkyl, haloalkyl and haloalkoxy or W represents a bidentate group linking adjacent carbon atoms selected from alkylene and alkylenedioxy; Y is a group of formula ##STR2## wherein X is a group of formula --(CF.sub.2).sub.n R.sup.3, where R.sup.3 is selected from hydrogen, chloro and fluoro, and n is one or two, R.sup.1 is selected from hydrogen, chloro, fluoro and hydroxy and R.sup.2 is selected from methyl, cyano, ethynyl and hydrogen; Q is selected from carbon bearing a hydrogen atom and nitrogen; and Z represents one or more substituents selected from fluoro, benzyl, phenoxy, chlorophenoxy, fluorophenoxy and bromophenoxy, or any isomer thereof. Processes for preparing these compounds and intermediates for use therein, insecticidal compositions containing these compounds and the use thereof are also disclosed.Type: GrantFiled: February 25, 1987Date of Patent: December 13, 1988Assignee: Imperial Chemical Industries PLCInventors: Michael J. Bushell, Robin A. E. Carr
-
Patent number: 4789743Abstract: The invention relates to a process for the preparaton of compounds of the formula I by reacting an alkali metal alcoholate with a compound of the formula II in the presence of an aliphatic ester such as methyl formate, and then condensing guanidine with the resulting compound of the formula III.The compound of the formula II can be prepared by reacting the corresponding benzaldehyde with acrylonitrile in the presence of diazabicyclo-2,2,2,-octane.Type: GrantFiled: July 31, 1987Date of Patent: December 6, 1988Assignee: Societe Anonyme: Sanofi Pharma S.A. - Succursale de CarougeInventor: Abram Becker
-
Patent number: 4744812Abstract: Substituted diphenyl ethers of the formula ##STR1## where Z.sub.1, Z.sub.2 and Z.sub.3 are hydrogen, halogen, nitro, cyano, carboxyl, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylmercapto, haloalkylmercapto, alkylsulfinyl, haloalkylsulfinyl, alkylsulfonyl or haloalkylsulfonyl, Z.sub.4 is hydrogen, cyano, alkyl, alkoxy, acetoxy or alkylmercapto, Y is hydrogen, halogen, cyano or nitro, X is oxygen, sulfur, sulfinyl or sulfonyl, and A is hydrogen, unsubstituted or substituted alkyl ##STR2## and can also be sulfonyl ##STR3## when X is oxygen, and, when Z.sub.4 is alkoxy or alkylmercapto, can also be a methylene chain --(CH.sub.2).sub.m -- by which the radicals Z.sub.4 --CH--X-- are bonded to form a ring, R.sub.1 is hydrogen, methyl, ethyl or n-propyl, R.sub.2 is cyano, methoxy, ethoxy or ##STR4## where B is OH, ONa, O--alkyl, unsubstituted or substituted phenoxy, --NH.sub.2, --NH--alkyl or --N(alkyl).sub.2, n is 1, 2 or 3, R.sub.3 and R.sub.Type: GrantFiled: March 4, 1985Date of Patent: May 17, 1988Assignee: BASF AktiengesellschaftInventors: Adolf Parg, Bruno Wuerzer, Gerhard Hamprecht
-
Patent number: 4743622Abstract: The invention relates to new aromatic alkane derivatives of the general formula ##STR1## in which R.sub.1 is aryl or aryl substituted by C.sub.1-4 alkyl, halo-C.sub.1-4 alkyl, phenyl-C.sub.1-4 alkyl, C.sub.2-4 alkenyl, halo-C.sub.2-4 alkenyl, phenyl-C.sub.2-4 alkenyl, C.sub.2-4 alkynyl, halo-C.sub.2-4 alkynyl, phenyl-C.sub.2-4 alkynyl, C.sub.1-4 alkoxy, halo-C.sub.1-4 alkoxy, phenyl-C.sub.1-4 alkoxy, C.sub.2-4 alkenyloxy, halo-C.sub.2-4 alkenyloxy, phenyl-C.sub.2-4 alkenyloxy, C.sub.2-4 alkynyloxy, halo-C.sub.2-4 alkynyloxy, phenyl-C.sub.2-4 alkynyloxy, alkylsulphonyloxy, haloalkylsulphonyloxy, arylsulphonyloxy, halo, cyano, nitro, aryloxy, haloaryloxy, C.sub.1-4 alkyl-aryloxy, or nitroaryloxy,R.sub.2 is hydrogen or C.sub.1-4 alkyl,R.sub.3 is hydrogen, cyano or ethynyl,R.sub.4 is phenyl or pyridyl or these groups substituted by one or more of C.sub.1-6 alkyl, halo-C.sub.1-6 alkyl, phenyl-C.sub.1-6 alkyl, C.sub.1-6 alkyl interrupted by an O-, N- or S- atom, C.sub.2-4 alkenyl, halo-C.sub.2-4 alkenyl, phenyl-C.Type: GrantFiled: February 11, 1986Date of Patent: May 10, 1988Assignee: Schering AktiengesellschaftInventors: Helga Franke, Heinrich Franke, Hans-Rudolf Kruger, Hartmut Joppien
-
Patent number: 4741846Abstract: Novel compounds of the formula I ##STR1## are described. The radicals R.sup.1, R.sup.2 and R.sup.3 are hydroxyl-substituted alkyl, --C(R.sup.4 R.sup.5)--(CHR.sup.6).sub.m --W, --(CH.sub.2).sub.2 --OCOR.sup.10 or ##STR2## and W is --COR.sup.7, --COOR.sup.7, --CON(R.sup.9 R.sup.15) or CN. The other radicals are customary hydrocarbon radicals.The novel substances can be employed as stabilizers for organic polymers or for lubricants.Type: GrantFiled: July 24, 1985Date of Patent: May 3, 1988Assignee: CIBA-GEIGY CorporationInventor: Samuel Evans
-
Patent number: 4737504Abstract: The present invention relates to novel 5-fluoro- and 8-fluoro-trimetoquinol compounds of the general formula I wherein X.sub.1 =F,X.sub.2 =H or X.sub.1 =H,X.sub.2 =F ##STR1## The present invention also relates to a process for making the 5-fluoro- and 8-fluoro-trimetoquinol compounds by condensation of an appropriately substituted phenethylamine to afford an appropriately substituted phenethylacetamide compound. The amides are cyclized to give appropriately substituted intermediate dihydroisoquinolines. Without isolation, the dihydroisoquinolines are reduced to give appropriately substituted tetrahydroisoqinolines. The hydrochloride salts of tetrahydroisoqinolines are prepared and subjected to hydrogenolysis, to give the fluorine substituted trimetoquinol compounds of the present invention.Type: GrantFiled: July 25, 1986Date of Patent: April 12, 1988Assignee: Ohio State University Research FoundationInventors: Duane D. Miller, Dennis R. Feller, Michael T. Clark, Adeboye Adejare, Karl J. Romstedt, Gamal Shams
-
Patent number: 4686289Abstract: New anisotropic compounds with a cross-polarizing substituent have the formula (1) ##STR1## The increase in .epsilon..perp. is achieved by the polarizing group X, preferably the cyano group or a halogen atom, which is not laterally on the ring, as with the known compounds, but is on the bridge, that is to say is part of the main bridge bonding rings A and B to one another. Ring A has the formula (1a) or (1b) given herein and is always cycloaliphatic, while ring B can be identical to ring A or is an aromatic ring of the formula (1c) or (1d) herein. R.sup.1 and R.sup.2 are identical or different end groups of the formula (1e) herein.The radical X on the bridge causes less widening of the molecule than a radical X on a ring, which provides comparatively higher clear points and moreover enables aromatic rings to be omitted from the anisotropic compounds.Type: GrantFiled: February 25, 1986Date of Patent: August 11, 1987Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Tuong Huynh-Ba, Maged A. Osman
-
Patent number: 4681889Abstract: Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently --H or lower alkoxy;R.sub.3 and R.sub.4 are each independently lower alkyl; andR.sub.5 and R.sub.6 are each --OCH.sub.3, or together form --OCH.sub.2 O-- or --OCH.sub.2 CH.sub.2 O--and pharmaceutically acceptable acid addition salts thereof are calcium channel blockers useful for treating cardiovascular disorders including angina, hypertension and congestive heart failure.Type: GrantFiled: June 27, 1986Date of Patent: July 21, 1987Assignee: Syntex (U.S.A.) Inc.Inventors: Robin Clark, Joseph M. Muchowski, Fang-Ting Chiu, John O. Gardner, Jacob Berger
-
Patent number: 4675334Abstract: Compounds of formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are each independently selected from H, OH, C.sub.1 -C.sub.4 alkyl, R.sub.4 --CO and halogen, where R.sub.4 is C.sub.1 -C.sub.4 alkyl; R.sub.5 and R.sub.6 are each independently selected from H, C.sub.1 -C.sub.4 alkyl and optionally-substituted phenyl; R.sub.7 is an alkylene group having from 1 to 4 carbon atoms, optionally containing a substituted or unsubstituted phenyl group; p is 0 or 1; and Z is a 1H-tetrazol-5-yl or a --CN group; and salts thereof, may be prepared by reacting a compound of formula. ##STR2## with a compound of formula ##STR3## wherein R.sub.1 -R.sub.7 are as defined in claim 1, in an organic solvent at a temperature in the range of 40.degree.-120.degree. C.Type: GrantFiled: July 11, 1984Date of Patent: June 23, 1987Assignee: Lilly Industries LimitedInventors: David J. Steggles, John P. Verge
-
Patent number: 4667038Abstract: Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 and each independently --H or lower alkoxy; R.sub.3 and R.sub.4 are each independently lower alkyl; and R.sub.5 and R.sub.6 are each --OCH.sub.3, or together form --OCH.sub.2 O-- or --OCH.sub.2 CH.sub.2 O--, and pharmaceutically acceptable acid addition salts thereof are prepared by cyclizing, deoxygenating, coupling, or hydrogenating the intermediates disclosed herein.Type: GrantFiled: September 22, 1986Date of Patent: May 19, 1987Assignee: Syntex (U.S.A.) Inc.Inventors: Robin Clark, Joseph M. Muchowski, Fang-Ting Chiu, John O. Gardner, Jacob Berger
-
Patent number: 4659861Abstract: Novel nitrile functional glycol ether acetals that are useful components of hydraulic pressure transmission fluids are described.Type: GrantFiled: November 3, 1981Date of Patent: April 21, 1987Assignee: The Dow Chemical CompanyInventors: Robert L. Reierson, Gary P. Rabold
-
Patent number: 4659818Abstract: 2,4-Diamino-5-benzylpyrimidines of the formula ##STR1## wherein R.sup.1, R.sup.2, A, Z and n are as hereinafter set forth, are described. The 2,4-diamino-5-benzylpyrimidines of the invention have useful antibacterial activity. More particularly, they inhibit bacterial dihydrofolate reductase and potentiate the antibacterial activity of sulfonamides.Type: GrantFiled: February 27, 1985Date of Patent: April 21, 1987Assignee: Hoffmann-La Roche Inc.Inventors: Ivan Kompis, Gerald Rey-Bellet, Guido Zanetti
-
Patent number: 4628110Abstract: Novel compounds of the following general formula: ##STR1##Type: GrantFiled: October 30, 1984Date of Patent: December 9, 1986Assignee: The Upjohn CompanyInventor: Paul A. Aristoff
-
Patent number: 4613606Abstract: Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently --H or lower alkoxy;R.sub.3 and R.sub.4 are each independently lower alkyl; andR.sub.5 and R.sub.6 are each --OCH.sub.3, or together form --OCH.sub.2 O-- or --OCH.sub.2 CH.sub.2 O--and pharmaceutically acceptable acid addition salts thereof are calcium channel blockers useful for treating cardiovascular disorders including angina, hypertension and congestive heart failure.Type: GrantFiled: December 2, 1985Date of Patent: September 23, 1986Assignee: Syntex (U.S.A.) Inc.Inventors: Robin Clark, Joseph M. Muchowski, Fang-Ting Chiu, John O. Gardner, Jacob Berger
-
Patent number: 4611075Abstract: Novel 4-(.alpha.,.alpha.-dihydrocarbyl-.alpha.-cyano-methyl)-2,6-mono or dihydrocarbyl substituted phenols are prepared by reacting a 2,6-mono or dihydrocarbyl substituted phenol with a ketone and an alkali metal cyanide or an alkaline earth metal cyanide in an inert reaction solvent.Type: GrantFiled: April 11, 1985Date of Patent: September 9, 1986Assignee: Ethyl CorporationInventor: Charles R. Everly
-
Patent number: 4611078Abstract: This application discloses certain substituted phenylacetonitriles of the formula: ##STR1## in which the dotted line represents optional unsaturation, and R.sub.4 is hydrogen or alkyl;R.sub.5 and R.sub.6, one of which may be hydrogen, are ortho or para substituents, independently selected from the group consisting of hydroxyl, alkyl, alkoxy, aralkoxy, alkanoyloxy, alkylmercapto, halo or trifluoromethyl;R.sub.7 is hydrogen or alkyl; andn is one of the integers 0, 1, 2, 3 or 4;which are useful in the production of antidepressant agents.Type: GrantFiled: May 22, 1985Date of Patent: September 9, 1986Assignee: American Home Products CorporationInventors: G. E. Morris Husbands, John P. Yardley, Eric A. Muth
-
Patent number: 4594196Abstract: Preparation of certain optically-active alpha-hydroxynitriles or a mixture enriched therein comprises treating an aldehyde with hydrogen cyanide in a substantially water-immiscible, aprotic solvent in the presence of a cyclo(D-phenylalanyl-D-histidine) as a catalyst.Type: GrantFiled: November 14, 1983Date of Patent: June 10, 1986Assignee: Shell Oil CompanyInventors: Donald W. Stoutamire, Walter Dong
-
Patent number: 4587060Abstract: Cyanohydrins or a solution thereof in an inert solvent are stabilized by treatment with organophosphoric acids.Type: GrantFiled: June 7, 1985Date of Patent: May 6, 1986Assignee: Shell Oil CompanyInventors: Thomas H. Colby, Walter Dong
-
Patent number: 4584270Abstract: The present invention relates to processes for preparing optically-active 4-amino-3-hydroxybutyric acid by asymmetrically cleaving one of the enantiotopic ester groupings of 3-hydroxyglutaric diester by the action of microbial enzymes to obtain a chiral monoacid which is readily converted into optically-active 4-amino-3-hydroxybutyric acid by chemical means.Type: GrantFiled: January 23, 1984Date of Patent: April 22, 1986Assignee: Wisconsin Alumni Research FoundationInventor: Charles J. Sih
-
Patent number: 4584145Abstract: There is described a process for preparing carbonyl compounds of formula: ##STR1## by oxidation of compounds of formula: ##STR2## wherein X=--CN, --COOR, Y=--COOR.sub.1, --CN, and R, R.sub.1, like or unlike each other, are inert radicals, by employing oxygen or air as oxidants, at least a catalyst selected from the salts of organic or inorganic acids of Mn, Co, Cu and Fe, from 0 to 60 moles of an alkaline salt of an aliphatic carboxylic acid per gram-atom of catalyst metal, in a polar solvent, at temperatures ranging from 30.degree. C. to 200.degree. C. and maintaining the reaction medium anhydrous.The present invention relates to a process for preparing carbonyl compounds by catalytic oxidation of compounds containing an activated methylene group.Type: GrantFiled: June 19, 1985Date of Patent: April 22, 1986Assignee: Montedison S.p.A.Inventors: Roberto Santi, Giuseppe Cometti, Anselmo Pagani
-
Patent number: 4578512Abstract: Novel vinyl ethers are prepared in decarboxylation reactions of novel acid fluoride compounds according to the following reaction: ##STR1## wherein a is 0 or an integer greater than 0;b is 0 or an integer greater than 0;n=1 or an integer greater than 1;R.sub.f and R.sub.f ' are independently selected from the group consisting of F, Cl, perfluoroalkyl or fluorochloroalkyl;X=F, Cl, Br or mixtures thereof when n>1X'=Cl or Br;Y is an acid group or an acid derivative easily convertible to an acid group;Z=F, Cl, Br, OH, NRR' or OA;R and R' are independently selected from the group consisting of hydrogen, an alkyl having one or more than one carbon atoms, and aryl; andA=alkali metal, quaternary nitrogen, or R.These vinyl ethers may be homopolymerized with themselves or copolymerized with other vinyl ethers.Type: GrantFiled: February 4, 1982Date of Patent: March 25, 1986Assignee: The Dow Chemical CompanyInventors: Bobby R. Ezzell, William P. Carl, William A. Mod