Tag Archives: ketone

Process for preparing ketone condensate of L-(+)-2-amino-1-p-nitrophenyl-1,3-propanediol

Application Number: 00114346Application Date: 2000.01.27Publication Number: 1266847Publication Date: 2000.09.20Priority Information: International: C07D233/02Applicant(s) Name: Wuhan Univ.Address: Inventor(s) Name: Shan Zixing;Wan Boyong;Wang GuopingPatent Agency Code: 42200Patent Agent: kang dunmengAbstract A process for preparing the ketone condensate of L-(+)-2-amino-1-p-nitrophenyl-1,3-propanediol from industrial L-(+)-2-amino-1-p-nitrophenyl-1,3-propanediol features that the purified L-(+)-2-amino-1-p-nitrophenyl-1,3-propanediol and ketone are condensated in proper arylhydrocarbon medium under atmospheric pressure… Read More »

Intermediate compound for preparing xibo ketone

Application Number: 00120054Application Date: 1997.06.13Publication Number: 1282740Publication Date: 2001.02.07Priority Information: 1996/6/14 GB 9612514.1International: C07D295/24Applicant(s) Name: Pfizer Research and Development Co., N.V./S.A.Address: Inventor(s) Name: P.J. Duen;A.S. WordPatent Agency Code: 11038Patent Agent: guo jianxinAbstract Disclosed are composition of structural formula (V) or its hydrochloric acid-triethylamine double salt, or its C1-C4 alkyl ester.

Usage of benzoisothiazole ketone compound being used as percutaneous medicine-feeding osmotic promoting agent and preparation process thereof

Application Number: 00124404Application Date: 2000.09.05Publication Number: 1285224Publication Date: 2001.02.28Priority Information: International: A61K47/22Applicant(s) Name: Beijing kalaisite Medicine Technology Inst.Address: Inventor(s) Name: Lin GuoquanPatent Agency Code: 00000Patent Agent: Abstract The present invention relates to a kind of new type percutaneous permeation enhaus, they are benzoisothiazolones compounds. Said invention provides the general formula of these compounds and their… Read More »

Luogelie ketone hydrochloride and its use

Application Number: 00109170Application Date: 2000.06.14Publication Number: 1277965Publication Date: 2000.12.27Priority Information: International: A61K31/4436;A61P3/10;C07D417/12Applicant(s) Name: China Pharmaceutical Research & Development CenterAddress: Inventor(s) Name: Luo Xuande;Qin Hong;Xu XiaoguangPatent Agency Code: 11130Patent Agent: wang weiAbstract The present invention relates to a mixture of 5-[4[2-[N-methyl-N-(2-pyridine) amino]-ethoxy] benzal] thiazolidone-2,4-diketone hydrochloride and its solvent, their preparation and application in preparing medicine for… Read More »

Alpha, beta-unsaturated ketone

Application Number: 00108951Application Date: 2000.05.23Publication Number: 1275559Publication Date: 2000.12.06Priority Information: 1999/5/27 EP 99810461.6International: C07C49/20;C07C49/203;C07C49/21;C11B9/00Applicant(s) Name: Givaudan-Roare (International) SAAddress: Inventor(s) Name: Keji Borg-Schurtz;Jieqi A. BarjegeroveitzPatent Agency Code: 11105Patent Agent: wu xiaonanAbstract The present invention relates to new alpha,beta-unsaturated ketones of formula I. The new compounds exhibit an intense, very long lasting green galbanum-type odor with fruity… Read More »

Reaction process for preparing both methylisobutl ketone and diisobutyl ketone and its catalyst

Application Number: 00108059Application Date: 2000.06.09Publication Number: 1273231Publication Date: 2000.11.15Priority Information: International: B01J23/72;C07C49/04Applicant(s) Name: Bian JunminAddress: Inventor(s) Name: Li Wei;Tao Keyi;Bian JunminPatent Agency Code: 12113Patent Agent: wang ligeAbstract A reaction process for linked preparation of methylisobutyl ketone (MIBK) and diisobutyl ketone (DIBK) features use of ordinary-pressure one-step gas-phase synthesis, including adding composite catalyst to isopropanol or… Read More »

Quinoline ketone derivant and antianaphylaction using same as active substance

Application Number: 00106426Application Date: 1997.01.16Publication Number: 1275564Publication Date: 2000.12.06Priority Information: 1996/1/17 JP 005449/1996; 1996/10/14 JP 270866/1996International: A61K31/4704;A61P37/08;C07D215/38Applicant(s) Name: Dainippon Ink and Chemicals, Inc.Address: Inventor(s) Name: Takagaki Shunji;Abe Saneyoshi;Sakai MitsuruPatent Agency Code: 11038Patent Agent: tang weijieAbstract The present invention offers 7-aminoquinolinone derivatives, physiologically acceptable salts thereof, anti-allergic agents having as an active ingredient a 7-aminoquinolinone derivative… Read More »

Twig-shaped pulyether ketone and heat-resisting copolymer of said ketone and PVC

Application Number: 00104981Application Date: 2000.04.07Publication Number: 1299837Publication Date: 2001.06.20Priority Information: 1999/12/16 KR 58255/1999International: C08G6/02;C08L27/06Applicant(s) Name: Young-Chang Chemical Co., Ltd.Address: Inventor(s) Name: Kwak Sung-Yup;An Dai-HyulPatent Agency Code: 11038Patent Agent: liu jinhuiAbstract A hyperbranched polyetherketone and a heat-resistant blend of polyvinylchloride with the same. The polyetherketone is synthesized by self-polycondensation of 3,5-bis[4-[(2,3,4,5,6-pentafluorophenyl)carbonyl]phenoxy]-4-hydroxybenzophenone or 3,5-difluoro-4-hydroxybenzophenone, and then substituting… Read More »

Method of preparing cyclic alcohol and ketone

Application Number: 00101151Application Date: 2000.01.26Publication Number: 1271713Publication Date: 2000.11.01Priority Information: 1999/1/27 DE 19903152.5International: C07C27/12;C07C29/50;C07C35/00;C07C45/33;C07C49/29;C07C49/385Applicant(s) Name: Degussa-Huls AGAddress: Inventor(s) Name: P. E. Aersoer;T. Schfier;B. GingtsierPatent Agency Code: 72001Patent Agent: tai gongAbstract The invention relates to a production process for cyclic alcohols and cyclic ketones of 7-16 carbon atoms. The cycloalkane of 7-16 carbon atoms is oxidized… Read More »