ATE129693T1 - Verfahren zur herstellung von s(+)-6-methoxy- alpha-methyl-2-naphthalin-essigsäure. - Google Patents

Verfahren zur herstellung von s(+)-6-methoxy- alpha-methyl-2-naphthalin-essigsäure.

Info

Publication number
ATE129693T1
ATE129693T1 AT91201935T AT91201935T ATE129693T1 AT E129693 T1 ATE129693 T1 AT E129693T1 AT 91201935 T AT91201935 T AT 91201935T AT 91201935 T AT91201935 T AT 91201935T AT E129693 T1 ATE129693 T1 AT E129693T1
Authority
AT
Austria
Prior art keywords
methoxy
alpha
methyl
naphthalene
acetic acid
Prior art date
Application number
AT91201935T
Other languages
English (en)
Inventor
Gerard Kessels
Original Assignee
Westspur Investment Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westspur Investment Ltd filed Critical Westspur Investment Ltd
Application granted granted Critical
Publication of ATE129693T1 publication Critical patent/ATE129693T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
AT91201935T 1990-07-27 1991-07-24 Verfahren zur herstellung von s(+)-6-methoxy- alpha-methyl-2-naphthalin-essigsäure. ATE129693T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9001703A NL9001703A (nl) 1990-07-27 1990-07-27 Werkwijze voor de bereiding van s(+)-6-methoxy-alfa-methyl-2-naftaleen-azijnzuur.

Publications (1)

Publication Number Publication Date
ATE129693T1 true ATE129693T1 (de) 1995-11-15

Family

ID=19857478

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91201935T ATE129693T1 (de) 1990-07-27 1991-07-24 Verfahren zur herstellung von s(+)-6-methoxy- alpha-methyl-2-naphthalin-essigsäure.

Country Status (6)

Country Link
US (1) US5200555A (de)
EP (1) EP0468592B1 (de)
JP (1) JPH04234342A (de)
AT (1) ATE129693T1 (de)
DE (1) DE69114202D1 (de)
NL (1) NL9001703A (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2061403B1 (es) * 1993-04-16 1995-06-16 Medichem Sa Procedimiento de obtencion del acido d-(-) -3 acetiltio-2- metilpropionico.
IT1277102B1 (it) * 1995-12-19 1997-11-04 Farchemia Srl Procedimento per la scissione dell'acido 6-metossi-alfa-metil-2- naftalenacetico racemico nei suoi enantiomeri
DE19624604A1 (de) * 1996-06-20 1998-01-02 Hoechst Ag Verfahren zur Herstellung chiraler, nicht racemischer (4-Aryl-2,5-dioxoimidazolidin-1-yl)essigsäuren
US6706883B1 (en) * 1998-07-02 2004-03-16 Schering Corporation Process for producing (8-chloro-3,10-dibromo-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-B]pyridin-11-YL)-1-piperdine
US6436990B1 (en) 1999-10-27 2002-08-20 Nobex Corporation 6-methoxy-2-naphthylacetic acid prodrugs
TWI262791B (en) 1999-10-27 2006-10-01 Nobex Corp 6-methoxy-2-naphthylacetic acid prodrugs
US6552078B2 (en) 1999-10-27 2003-04-22 Nobex Corp 6-methoxy-2-naphthylacetic acid prodrugs
EP1348684B1 (de) 2003-04-09 2006-03-08 Les Laboratoires Servier Verfahren zur Synthese von (2S)-Indolin-2-carbonsäure, und Verwendung in der Synthese von Perindopril

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686183A (en) * 1969-03-24 1972-08-22 Syntex Corp Preparation of optical isomers of arylalkylacetic acids
JPS5822139B2 (ja) * 1979-12-28 1983-05-06 日清製粉株式会社 ｄｌ−２−（６−メトキシ−２−ナフチル）−プロピオン酸の光学分割法
IT1164319B (it) * 1983-07-27 1987-04-08 Blaschim Spa Procedimento per la risoluzione dell'acido (+-)2-(6'-metossi-2'-naftil)-propionico
JPH0684332B2 (ja) * 1985-06-20 1994-10-26 住友化学工業株式会社 ａ−イソプロピル−ｐ−クロルフエニル酢酸の光学分割法
DE3824353A1 (de) * 1988-07-19 1990-01-25 Paz Arzneimittelentwicklung Verfahren zur trennung von gemischen enantiomerer arylpropionsaeuren
IT1235650B (it) * 1988-12-22 1992-09-18 Zambon Spa Processo per la preparazione dell'estere metilico dell'acido s(+)-2-5-bromo-6-metossi-2-naftil)-propionico per cristallizzazione preferenziale

Also Published As

Publication number Publication date
EP0468592A2 (de) 1992-01-29
DE69114202D1 (de) 1995-12-07
EP0468592B1 (de) 1995-11-02
NL9001703A (nl) 1992-02-17
EP0468592A3 (en) 1992-11-25
JPH04234342A (ja) 1992-08-24
US5200555A (en) 1993-04-06

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties