Three-membered Alicyclic Ring Containing Patents (Class 558/434)
-
Patent number: 9595734Abstract: A non-aqueous liquid electrolyte for a secondary battery, containing an electrolyte, and at least one or more cyclopropane compound selected from the group consisting of a compound represented by the following formula (I-1), a compound represented by the following formula (II-1), and a compound represented by the following formula (III-1) in an organic solvent, wherein R11 to R15, R21 to R24 and R31 to R34 represent a hydrogen or a specific substituent; L11, L21, L31 and L32 represent a specific linking group; X represents an electron-withdrawing group; and n and m each independently represent 1 or 2.Type: GrantFiled: April 25, 2014Date of Patent: March 14, 2017Assignee: FUJIFILM CorporationInventors: Yoshinori Kanazawa, Tatsuya Igarashi
-
Patent number: 8951443Abstract: Organic semiconducting material comprising at least one matrix material and at least one doping material, wherein the doping material is selected from a [3]radialene compound, and wherein the matrix material is selected from a terphenyldiamine compound, as well as an organic component and a mixture for producing a doped semiconductor layer.Type: GrantFiled: April 27, 2011Date of Patent: February 10, 2015Assignees: Novaled AG, Sensient Imaging Technologies GmbHInventors: Ansgar Werner, Sascha Dorok, Carsten Rothe, Michael Felicetti, Volker Lischewski, Mirko Tschunarjew
-
Patent number: 8911645Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: GrantFiled: November 14, 2013Date of Patent: December 16, 2014Assignee: Novaled AGInventors: Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
-
Publication number: 20140070145Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: ApplicationFiled: November 14, 2013Publication date: March 13, 2014Applicant: NOVALED AGInventors: Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
-
Patent number: 8617426Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: GrantFiled: July 8, 2011Date of Patent: December 31, 2013Assignee: Novaled AGInventors: Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
-
Patent number: 8344163Abstract: There is provided a nitrile compound having an excellent controlling effect on arthropod pests represented by the formula (I): wherein m represents in integer of 0 to 4; n represents an integer of 1 to 4; q represents an integer of 0 to 4; Q represents a C1-C4 fluoroalkyl group; Z represents an optionally substituted C2-C6 alkynyl group or a ?N—OR3 group; R1 and R2 independently represent a monovalent C1-C4 chain hydrocarbon group optionally substituted with a halogen atom, etc.; and A represents an optionally substituted monovalent C1-C6 chain hydrocarbon group, etc.Type: GrantFiled: March 18, 2009Date of Patent: January 1, 2013Assignee: Sumitomo Chemical Company, LimitedInventor: Hiromasa Mitsudera
-
Publication number: 20120329696Abstract: The present application relates to perfume raw materials, perfume delivery systems and consumer products comprising such perfume raw materials and/or such perfume delivery systems, as well as processes for making and using such perfume raw materials, perfume delivery systems and consumer products. Such perfume raw materials and compositions, including the delivery systems, disclosed herein expand the perfume communities' options as such perfume raw materials can provide variations on character and such compositions can provide desired odor profiles.Type: ApplicationFiled: May 24, 2012Publication date: December 27, 2012Inventors: Hugo Robert Germain Denutte, Johan Smets, An Pintens, Jeanne Alfons Van Aken, Freek Annie Camiel Vrielynck
-
Publication number: 20120310003Abstract: A method for producing a salt of an amine with a cyanoalkenylcyclopropanecarboxylic acid, the method comprising a first step of mixing a carboxylic acid compound represented by formula (2C) and at least one amine selected from the group consisting of primary amines and secondary amines in an organic solvent; a second step of depositing a salt of the amine with a cyanoalkenylcyclopropanecarboxylic acid represented by formula (2) from the mixture obtained in the first step; and a third step of recovering the salt deposited in the second step; wherein, R represents an alkyl group optionally having a substituent or a halogen atom.Type: ApplicationFiled: February 10, 2011Publication date: December 6, 2012Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Ichiro Komoto, Toshio Somyo, Masaji Hirota
-
Patent number: 8273913Abstract: This invention describes an amidation process whereby amino acids of the Formulae IIA or IIB can be activated and treated with an amine in the presence of a base to yield amides of the Formula (I), without loss of optical purity.Type: GrantFiled: March 31, 2008Date of Patent: September 25, 2012Assignee: Merck Canada Inc.Inventors: Paul O'Shea, Francis Gosselin
-
Patent number: 8263797Abstract: A method for producing a cyclopropanecarboxylic acid compound represented by formula (VI) (wherein R denotes the same as below), which comprising reacting a compound represented by formula (V) (wherein R denotes a chain hydrocarbon group having 1 to 10 carbon atoms or the like, and R1 denotes a chain hydrocarbon group having 1 to 10 carbon atoms optionally substituted with a halogen atom or the like) with an alkali metal borohydride compound in the presence of a solvent.Type: GrantFiled: December 22, 2008Date of Patent: September 11, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Toru Uekawa, Jun Ohshita, Kouji Yoshikawa, Ichiro Komoto
-
Publication number: 20120189537Abstract: Disclosed are nitrile derivatives and pharmaceutical compositions comprising nitrile derivatives. The pharmaceutical compositions comprise compounds of the formula I and the pharmaceutically acceptable salts of such compounds. Also disclosed are processes for the preparation of such compounds, intermediates used in the preparation of such compounds, and the uses of such compounds in treating hyperproliferative diseases, inflammatory diseases and viral and bacterial infections and inducing apoptosis in cancer cells.Type: ApplicationFiled: November 22, 2011Publication date: July 26, 2012Inventor: Krishna Menon
-
Publication number: 20120190648Abstract: The present invention relates to a compound of formula (I) or a pharmaceutically acceptable salt, a stereoisomer or a mixture in all proportions of stereoisomers thereof, in particular a mixture of enantiomers, such as a racemic mixture, wherein R represents a (C1-C6)alkyl or (C1-C6)alkenyl group, optionally substituted by one or more groups chosen among an halogen atom, ORa, SRb, NRcRd, PO(ORe)(ORf), CO2Rg, SO2Rh SO3R1, P0(0H)(CH(0H)Rk), CN, N3 and NH—C(?NH)NH2, with Ra, Rb, Rc and Rd, representing, independently of each other, an hydrogen atom, a (C1-C6)alkyl group or a —CO—(C1-C6)alkyl group, Re, Rf, Rg, Rh and R1 representing, independently of each other, an hydrogen atom or a (C1-C6)alkyl group, and Rk representing an aryl or heteroaryl group, said group being optionally substituted by one or more groups selected from an halogen atom and NO2, as well as to the use thereof and to a process for preparing such a compound, to a pharmaceutical composition containing it and to synthesis intermediates.Type: ApplicationFiled: July 23, 2010Publication date: July 26, 2012Inventors: Philippe Jubault, Jean-Charles Quirion, Gerald Lemonnier, Cedric Lion
-
Publication number: 20120071528Abstract: The invention is directed to novel compounds of Formula I: as well as its stereoisomers and/or pharmaceutically acceptable salts, for the treatment of diabetes and diabetes associated dyslipidemia.Type: ApplicationFiled: September 20, 2011Publication date: March 22, 2012Applicant: KAREUS THERAPEUTICS, SAInventors: Ish Khanna, Sivaram Pillarisetti
-
Publication number: 20120046455Abstract: A process for the preparation of a 1,1-cyclopropane(nitrile)(electron-acceptor), the process comprising treating an olefin with an acceptor/acceptor-substituted ?-cyanodiazo reagent in the presence of a catalytic amount of a metal porphyrin catalyst.Type: ApplicationFiled: August 16, 2011Publication date: February 23, 2012Inventors: X. Peter Zhang, Shifa Zhu
-
Publication number: 20120016150Abstract: A process for producing comprising reacting a 3-formyl-2,2-dimethylcyclopropanecarboxylate and propionitrile in the presence of a base to obtain 3-(2-cyano-1-propenyl)-2,2-dimethylcyclopropanecarboxylic acid or its salt.Type: ApplicationFiled: April 5, 2010Publication date: January 19, 2012Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Toru Uekawa, Jun Ohshita, Ichiro Komoto, Kouji Yoshikawa
-
Publication number: 20110309309Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: ApplicationFiled: July 8, 2011Publication date: December 22, 2011Applicant: NOVALED AGInventors: Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
-
Publication number: 20110308556Abstract: The present application relates to perfume raw materials, perfume delivery systems and consumer products comprising such perfume raw materials and/or such perfume delivery systems, as well as processes for making and using such perfume raw materials, perfume delivery systems and consumer products. Such perfume raw materials and compositions, including the delivery systems, disclosed herein expand the perfume communities' options as such perfume raw materials can provide variations on character and such compositions can provide desired odor profiles.Type: ApplicationFiled: June 22, 2011Publication date: December 22, 2011Inventors: Johan Smets, Hugo Robert Germain Denutte, An Pintens, Koen Van Aken, Freek Annie Camiel Vrielynck
-
Patent number: 8076505Abstract: Compounds represented by formula (I): may be conveniently prepared by a process in which a Suzuki reaction is performed as an early step.Type: GrantFiled: May 15, 2009Date of Patent: December 13, 2011Assignee: Chiesi Farmaceutici S.p.A.Inventors: Benoit Folleas, Hubert Botte, Thomas Delacroix, Fausto Pivetti
-
Patent number: 8057712Abstract: The present invention relates to radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: GrantFiled: November 4, 2008Date of Patent: November 15, 2011Assignee: Novaled AGInventors: Olaf Zeika, Steffen Willmann, Sascha Dorok, Ansgar Werner, Christine Bachmann
-
Publication number: 20110207835Abstract: The use of short chain ?,?-unsaturated nitriles as flavour and fragrance ingredient and flavour and fragrance applications comprising them.Type: ApplicationFiled: September 26, 2007Publication date: August 25, 2011Applicant: Givaudan SAInventors: Thierry Granier, Antoine Gaillard
-
Patent number: 7981324Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: GrantFiled: April 29, 2008Date of Patent: July 19, 2011Assignee: Novaled AGInventors: Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
-
Publication number: 20100298374Abstract: Disclosed are nitrile derivatives and pharmaceutical compositions comprising nitrile derivatives. The pharmaceutical compositions comprise compounds of the formula I and the pharmaceutically acceptable salts of such compounds. Also disclosed are processes for the preparation of such compounds, intermediates used in the preparation of such compounds, and the uses of such compounds in treating hyperproliferative diseases, inflammatory diseases and viral and bacterial infections and inducing apoptosis in cancer cells.Type: ApplicationFiled: May 14, 2010Publication date: November 25, 2010Applicant: CELLCEUTIX CORPORATIONInventor: Krishna MENON
-
Publication number: 20100137178Abstract: The present application relates to perfume raw materials, perfume delivery systems and consumer products comprising such perfume raw materials and/or such perfume delivery systems, as well as processes for making and using such perfume raw materials, perfume delivery systems and consumer products. Such perfume raw materials and compositions, including the delivery systems, disclosed herein expand the perfume communities options as such perfume raw materials can provide variations on character and such compositions can provide desired odor profiles.Type: ApplicationFiled: December 1, 2009Publication date: June 3, 2010Inventors: Johan Smets, Hugo Robert Germain Denutte, An Pintens, David Thomas Stanton, Koen Van Aken, Inge Helena Hubert Laureyn, Bram Denolf, Freek Annie Camiel Vrielynck
-
Publication number: 20100102709Abstract: The present invention relates to radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: ApplicationFiled: November 4, 2008Publication date: April 29, 2010Inventors: Olaf Zeika, Steffen Willmann, Andrea Lux, Horst Hartmann, Sascha Dorok, Ansgar Werner
-
Patent number: 7704941Abstract: Improved citral derivatives, and fragrances and flavorings including the derivatives, that have a longer useful shelf life than citral and/or fragrances and flavorings including citral, are disclosed. In particular, the derivatives maintain the fragrance characteristics of citral, while lowering the allergic properties, and lemony flavors and fragrances with a longer shelf-life than citral, are disclosed. Also disclosed are methods of making the derivatives, and articles of manufacture including the derivatives. In one embodiment, the derivatives are prepared by replacing one or more double bonds in citral with a cyclopropyl group, which can be unsubstituted, or substituted with one or two lower alkyl, preferably methyl groups. The alkyl groups can optionally be substituted, for example, with electron donating groups, electron with drawing groups, groups which increase the hydrophilicity or hydrophobocity, and the like.Type: GrantFiled: September 26, 2007Date of Patent: April 27, 2010Assignee: Flexitral, Inc.Inventor: Luca Turin
-
Publication number: 20090317529Abstract: Aromachemical compounds of Formula I, compositions comprising these compounds and processes for their preparation are disclosed, wherein R1 is H, C(O)O—CH2—CH3; C(O)O—CH3, or C(O)O—H; R2 is methyl; R3 and R4 are H; R5 and R6 are CH3; Z is C(H)2; and X is —CN. The double bond attached to X can be in the E or Z configuration.Type: ApplicationFiled: June 15, 2009Publication date: December 24, 2009Applicant: Flexitral, Inc.Inventor: Luca Turin
-
Patent number: 7572930Abstract: The present invention provides a novel montelukast intermediate and a simple and straightforward process for preparing it. According to the present invention, by using this intermediate and the process, essentially as described herein, montelukast acid and salts thereof are obtained.Type: GrantFiled: February 1, 2007Date of Patent: August 11, 2009Assignee: Chemagis Ltd.Inventors: Yanling Wang, Yuang Wang, Michael Brand, Joseph Kaspi
-
Patent number: 7547701Abstract: The present invention is directed to compounds that are inhibitors of cysteine proteases, in particular, cathepsins B, K, L, F, and S and are therefore useful in treating diseases mediated by these proteases. The present invention is directed to pharmaceutical compositions comprising these compounds and processes for preparing them.Type: GrantFiled: September 17, 2004Date of Patent: June 16, 2009Assignee: Virobay, Inc.Inventors: John O. Link, Craig J. Mossman, Soon H. Woo, Sheila M. Zipfel
-
Publication number: 20080265216Abstract: The present invention relates to oxocarbon-, pseudooxocarbon- and radialene compounds as well as to their use as doping agent for doping an organic semiconductive matrix material, as blocker material, as charge injection layer, as electrode material as well as organic semiconductor, as well as electronic components and organic semiconductive materials using them.Type: ApplicationFiled: April 29, 2008Publication date: October 30, 2008Applicant: NOVALED AGInventors: Horst Hartmann, Olaf Zeika, Andrea Lux, Steffen Willmann
-
Patent number: 7407959Abstract: This invention relates to a novel class of compounds which are cysteine protease inhibitors, including but not limited to, inhibitors of cathepsins K, L, S and B. These compounds are useful for treating diseases in which inhibition of bone resorption is indicated, such as osteoporosis.Type: GrantFiled: November 18, 2005Date of Patent: August 5, 2008Assignee: Merck Frosst Canada & Co.Inventors: Jacques Yves Gauthier, Chun Sing Li, Christophe Mellon
-
Patent number: 7384897Abstract: The present invention is directed to the novel cyclopropanated cyclohexyl ester compounds of the general formula:Type: GrantFiled: March 22, 2007Date of Patent: June 10, 2008Assignee: International Flavors & Fragrances Inc.Inventors: Anubhav P. S. Narula, Edward Mark Arruda, Franc T. Schiet
-
Patent number: 7375134Abstract: This invention relates to a novel class of compounds which are cysteine protease inhibitors, including but not limited to, inhibitors of cathepsins K, L, S and B. These compounds are useful for treating diseases in which inhibition of bone resorption is indicated, such as osteoporosis.Type: GrantFiled: February 28, 2003Date of Patent: May 20, 2008Assignees: Axys Pharmaceuticals, Inc., Merck Frosst Canada & Co.Inventors: Christopher I. Bayly, Cameron Black, Serge Leger, Chun Sing Li, Dan McKay, Christophe Mellon, Jacques Yves Gauthier, Vouy-Linh Truong, Cheuk Lau, Michel Therien
-
Publication number: 20080103085Abstract: The compound 5-(2,2-dimethyl-cyclopropyl)-3-methyl-pent-2-enenitrile and its use in fragrance or flavour applications.Type: ApplicationFiled: December 20, 2005Publication date: May 1, 2008Applicant: Givaudan SAInventor: Fridtjof Schroder
-
Patent number: 7164047Abstract: A process for preparation of cyclopropylethanol, which comprises subjecting a 3-cyclopropyl-2,3-epoxypropionic acid ester to solvolysis, treating the product of the solvolysis with an acid to obtain cyclopropylacetaldehyde, and reducing the obtained cyclopropylacetaldehyde; and a process for preparation of cyclopropylacetonitrile, which comprises subjecting a 3-cyclopropyl-2,3-epoxypropionic acid ester to solvolysis in the presence of a base, treating the product of the solvolysis with an acid to obtain cyclopropylacetaldehyde, reacting the obtained cyclopropylacetaldehyde with hydroxylamine or salts thereof to obtain cyclopropaneacetaldehyde oxime, and reacting the obtained cyclopropaneacetaldehyde oxime with acetic anhydride. According to the present invention, cyclopropylethanol and cyclopropylacetonitrile can be prepared at low costs and industrially advantageously.Type: GrantFiled: October 31, 2002Date of Patent: January 16, 2007Assignee: Kuraray Co., Ltd.Inventor: Katsuji Ujita
-
Publication number: 20040002542Abstract: Succinoylamino hydroxyethylamino sulfonyl urea derivatives are effective as retroviral protease inhibitors, and in particular as inhibitors of HIV protease.Type: ApplicationFiled: December 10, 2002Publication date: January 1, 2004Applicant: G.D. Searle & Co.Inventors: Michael L. Vazquez, Richard A. Mueller, John J. Talley, Daniel P. Getman, Gary A. DeCrescenzo, Eric T. Sun
-
Publication number: 20030195119Abstract: A cyclopropanecarboxylic acid ester compound of formula (1): 1Type: ApplicationFiled: April 10, 2003Publication date: October 16, 2003Inventor: Tatsuya Mori
-
Patent number: 6500978Abstract: A process for producing cyclopropanecarbonitrile involves reacting cyclopropanecarbaldoxime with acetic anhydride to obtain a mixture containing acetic acid and cyclopropanecarbonitrile. The acetic acid can be removed from the mixture through azeotropic distillation of acetic acid with a solvent that forms with acetic acid an azeotropic mixture having an azeotropic point lower than the boiling point of the cyclopropanecarbonitrile.Type: GrantFiled: February 25, 2002Date of Patent: December 31, 2002Assignee: Kuraray Co., Ltd.Inventors: Tatsuhiko Hayashibara, Junko Sato, Eriko Matsuda, Masahiro Torihara, Yoshin Tamai
-
Publication number: 20020120163Abstract: A process for producing cyclopropanecarbonitrile involves reacting cyclopropanecarbaldoxime with acetic anhydride to obtain a mixture containing acetic acid and cyclopropanecarbonitrile. The acetic acid can be removed from the mixture through azeotropic distillation of acetic acid with a solvent that forms with acetic acid an azeotropic mixture having an azeotropic point lower than the boiling point of the cyclopropanecarbonitrile.Type: ApplicationFiled: February 25, 2002Publication date: August 29, 2002Applicant: KURARAY CO. LTDInventors: Tatsuhiko Hayashibara, Junko Sato, Eriko Matsuda, Masahiro Torihara, Yoshin Tamai
-
Patent number: 6433212Abstract: Compounds of the structure: wherein R1 is H, a C1 to C4 alkyl, or a substituted C1 to C4 alkyl; R2 is H or a cyanoethyl; n is an integer of 1 to 4, and y is 1 or 2, and a method for making the compounds. The compounds are made by reacting acrylonitrile with one or more cycloaliphatic vicinal diamines in the presence of water and a catalytic amount of an acid catalyst having a PKa of −3.0 to 7.5.Type: GrantFiled: January 31, 2001Date of Patent: August 13, 2002Assignee: Air Products and Chemicals, Inc.Inventor: Juan Jesus Burdeniuc
-
Patent number: 6323346Abstract: In the presence of an iridium compound, an imine of the following formula (1): wherein R1, R2 and R3 are each, identical to or different from one another, a hydrogen atom or a non-reactive organic group, where R1 and R2 may be combined to form a ring together with the adjacent carbon atom, is reacted with a diazoacetic acid derivative of the following formula (2): N2CHR4 (2) wherein R4 is a cyano group, an alkoxycarbonyl group, a carbamoyl group or the like, to yield an aziridine compound of the following formula (5): wherein R1, R2, R3 and R4 have the same meanings as defined above. The process can easily and efficiently produce aziridine compounds.Type: GrantFiled: March 9, 2000Date of Patent: November 27, 2001Assignee: Daicel Chemical Industries, Ltd.Inventors: Yasutaka Ishii, Tatsuya Nakano
-
Patent number: 6313339Abstract: Certain cyclopropyl oxime ethers substituted by aryl and heterocyclic moieties possess broad spectrum fungicidal and insecticidal properties. These compounds are disclosed along with compositions containing these compounds and methods for controlling fungi and insects by the use of a fungitoxic or insecticidal amount of these compounds.Type: GrantFiled: February 17, 2000Date of Patent: November 6, 2001Inventors: Ronald Ross, Jr., Duyan Vuong Nguyen, Steve Howard Shaber
-
Patent number: 6297230Abstract: The present invention is directed to novel anti-cancer compounds of the formula. wherein X is CN, R4 is hydrogen or lower alkyl; and R5 is lower alkyl, lower cycloalkyl, alkenyl, alkynyl, aryl, monosubstituted aryl, disubstituted aryl, aryl lower alkyl, lower alkoxycarbonyl lower alkyl, or heterocyclic ring, with the proviso that when X is CN, and R4 is hydrogen, then R5 is not CH3, C6H5, or, p-nitrophenyl. R4, R5 and N taken together form a heterocyclic ring.Type: GrantFiled: April 10, 2000Date of Patent: October 2, 2001Assignee: Amplimed, Inc.Inventors: William A. Remers, Evan M. Hersh, Robert T. Dorr, Bhashyam Iyengar
-
Patent number: 6046353Abstract: A method of making (.+-.)-3-(aminomethyl)-5-methylhexanoic acid that comprises condensing isovaleraldehyde with ##STR1## to form primarily ##STR2## reacting the ##STR3## with a cyanide source to form ##STR4## decarboxylating the ##STR5## to form ##STR6## hydrolyzing the ##STR7## with an alkali or alkaline earth metal hydroxide to form an alkali or alkaline earth metal carboxylate salt; and hydrogenating the alkali or alkaline earth metal carboxylate salt to form (.+-.)-3-(aminomethyl)-5-methylhexanoic acid, wherein R.sub.1 and R.sub.2 are the same or different and are hydrogen, C.sub.1 -C.sub.6 alkyl, aryl, benzyl, or C.sub.3 -C.sub.6 cycloalkyl. The present invention also provides a method of making (.+-.Type: GrantFiled: August 26, 1998Date of Patent: April 4, 2000Assignee: Warner-Lambert CompanyInventors: Todd Michel Grote, Brian Keith Huckabee, Thomas Mulhern, Denis Martin Sobieray, Robert Daniel Titus
-
Patent number: 5925676Abstract: An ester compound represented by the formula ##STR1## wherein R.sub.1 and R.sub.2 may be the same or different and each represent a C.sub.1 -C.sub.6 alkyl group, or other specified groups, which may be optionally substituted with one or more halogen atoms; and R.sub.3 represents a pyrethroid acid residue (a group resulting from elimination of the carboxyl group from pyrethroid acid), and a pesticidal composition containing the ester compound as an active ingredient.Type: GrantFiled: September 11, 1997Date of Patent: July 20, 1999Assignee: Sumitomo Chemical Company, LimitedInventors: Tomonori Iwasaki, Kazunori Tsushima, Masayo Sugano
-
Patent number: 5856518Abstract: This invention is to provide a compound represented by the following formula (I) and a compound represented by the following formula (II) useful as an antibacterial agent which is obtained by the compound of folmula (I), and also to provide a novel synthetic process for the inexpensive, short-step and industrially advantageous production thereof.Type: GrantFiled: November 26, 1997Date of Patent: January 5, 1999Assignee: Daiichi Pharmaceutical Co., Ltd.Inventors: Toshifumi Akiba, Tutomu Ebata, Tatsuru Saito, Sadahiro Shimizu, Keiichi Hirai, Naoki Ohta, Toshiaki Tojo
-
Patent number: 5550258Abstract: The present invention provides an ester compound represented by a formula I: ##STR1## wherein R.sub.1 denotes a hydrogen atom or a methyl group; R.sub.2 represents a 1-methyl-2-propenyl group, a 1-methyl-2-propynyl group, a 3,3-dihalogeno-1-methyl-2-propenyl group, or a C.sub.1 -C.sub.1 6 alkyl group which may be substituted with at least one halogen atom; and R.sub.3 represents an acid residue of pyrethroids.The invention also relates to an active agent for controlling noxious insect pests containing the ester compound as an active ingredient, an intermediate for production of the ester compound and a process for producing the intermediate. The ester compound represented by the formula I has good activities for controlling noxious insect pests.Type: GrantFiled: August 23, 1994Date of Patent: August 27, 1996Assignee: Sumitomo Chemical Company, LimitedInventors: Tomonori Iwasaki, Masaya Suzuki, Takashi Furukawa, Kazunori Tsushima, Takao Ishiwatari, Toru Tsuchiya
-
Patent number: 5530022Abstract: A compound in all possible stereoisomeric forms and their mixtures of the formula ##STR1## wherein R is selected from the group consisting of ##STR2## having excellent pesticidal, particularly insecticidal, properties.Type: GrantFiled: August 9, 1994Date of Patent: June 25, 1996Assignee: Roussel-UclafInventors: Didier Babin, Marc Benoit, Jean P. Demoute
-
Patent number: 5504112Abstract: A compound in all possible stereoisomeric forms and their mixtures of the formula ##STR1## wherein X is selected from the group consisting of hydrogen, --CN, alkyl, alkenyl and alkynyl of up to 4 carbon atoms and aralkynyl of up to 10 carbon atoms, Y is selected from the group consisting of halogen, --CF.sub.3, --CH.sub.2 F and --CHF.sub.2 and R.sub.1 is hydrogen and R.sub.2 is halogen or R.sub.1 and R.sub.2 are --CF.sub.3 or R.sub.1 and R.sub.2 are individually halogen.Type: GrantFiled: May 15, 1995Date of Patent: April 2, 1996Assignee: Roussel UclafInventors: Didier Babin, Marc Benoit, Raphael Bouchet, Jean-Pierre Demoute
-
Patent number: 5502234Abstract: Disclosed is a novel process for the preparation and separation of cyclopropanecarbonitrile (CPCN) from cyclopropropanecarboxaldehyde (CPCA) using a combination of three process steps. The process involves the steps of (1) reacting (CPCA) with hydroxylamine base in the presence of water to obtain CPCA oxime, (2) contacting the CPCA oxime of step (1) with formic acid to obtain CPCN, and (3) contacting the mixture comprising CPCN formed in step (2) with a base to obtain a mixture comprising an organic phase containing CPCN and an aqueous phase. The reactants and intermediates involved in each step are used within certain defined ratios.Type: GrantFiled: July 17, 1995Date of Patent: March 26, 1996Assignee: Eastman Chemical CompanyInventor: Shaowo Liang
-
Patent number: RE35230Abstract: A method of enantiomerically enriching chiral cyanohydrins is disclosed that involves selective cleavage of the unwanted enantiomer into its cleavage products HCN and the corresponding aldehyde or ketone by use of an enantioselective dehydrocyanation catalyst, coupled with simultaneous removal of at least one of the dehydrocyanation products.Type: GrantFiled: February 7, 1994Date of Patent: May 7, 1996Assignee: Bend Research, Inc.Inventor: Paul van Eikeren