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Patent Searching and Data


Title:
LEUKOTRIENE-ANTAGONIZING BENZOIC ACID DERIVATIVE
Document Type and Number:
Japanese Patent JPH09169712
Kind Code:
A
Abstract:

To obtain the subject new compound useful for preventing and treating a respiratory disease, especially in acute and chronic inflammatory stage of respiratory tract.

This benzoic acid derivative is represented by formula I [R' is H or a ≤6C alkyl; P and Q are each O, S, etc.; X is O, S or CONH; T is ethylene; O, etc.; Y is COOH, etc.; (m) is an integer of 0-6; (n) is an integer of 0-4] and its salt, e.g. 3-aza-4-{5-carboxy-2-[3-(4-phenoxybutoxy) phenylpropoxy]-4-oxobutanoic acid. The compound of formula I is obtained by reacting a compound of formula II (Hal is Cl, Br, etc.) with a compound of formula III, e.g. in an inert solvent such as ethers, e.g. in the presence of an alkali metal alcoholate at -80 to +70°C.


Inventors:
TOREBAA SUMISU ABURAMU
NAIJIERU JIEIMUZU KASUBAATO
HIRARII PATORISHIA FURANSHISU
FUIRITSUPU JIYON GAADEINAA
PIITAA NOOMAN
SUCHIIBUN RICHIYAADO TADOHOOPU
Application Number:
JP1996000325841
Publication Date:
June 30, 1997
Filing Date:
November 22, 1996
Export Citation:
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Assignee:
BAYER AG
International Classes:
A61K31/60; A61K31/085; A61K31/155; A61K31/165; A61K31/195; A61K31/245; A61P9/00; A61P11/00; A61P29/00; A61P43/00; C07C231/02; C07C231/12; C07C233/54; C07C235/24; C07C235/38; C07C235/58; C07C235/60; C07C235/64; C07C303/38; C07C303/40; C07C309/65; C07C311/08; C07C311/21; C07C319/20; C07C323/62; C07C323/63; (IPC1-7): C07C233/54; A61K31/085; A61K31/155; A61K31/165; A61K31/195; A61K31/245; A61K31/60; C07C231/02; C07C231/12; C07C235/38; C07C235/58; C07C235/60; C07C235/64; C07C303/38; C07C303/40; C07C309/65; C07C311/08; C07C311/21; C07C319/20; C07C323/62; C07C323/63
Attorney, Agent or Firm:
小田島 平吉