Thienyloxazolylacetic acid derivatives and process for preparing
申请人:Tanabe Seiyaku Co., Ltd.
公开号:US04460596A1
公开(公告)日:1984-07-17
A compound of the formula ##STR1## wherein Ring A is phenyl or halogenophenyl and R.sup.1 is hydrogen or lower alkyl, or a pharmaceutically acceptable salt thereof and processes for preparing the same are disclosed. Said compound is useful as a hypolipidemic agent.
C-Acylation of α-isocyanosuccinate having an aspartic acid skeleton, Dakin-West and Friedel-Crafts reactions with 2-oxazolin-5-oneacetate (aspartic acid azlactone) were found to be efficient methods for the preparation of various β-amino-γ-ketobutyric acid derivatives.
Novel thienyloxazolylacetic acid derivatives and process for preparing same
申请人:Tanabe Seiyaku Co., Ltd.
公开号:EP0065145A1
公开(公告)日:1982-11-24
A compound of the formula:
wherein Ring A is phenyl or halogenophenyl and R1 is hydrogen or lower alkyl, or a pharmaceutically acceptable salt thereof and processes for preparing the same are disclosed. Said compound is useful as a hypolipidemic agent.
本发明公开了一种式中:环 A 为苯基或卤素苯基,R1 为氢或低级烷基的化合物或其药学上可接受的盐及其制备工艺。 所述化合物可用作降血脂药。
MORIYA, TAMON;TAKABE, SEIICHI;MAEDA, SADAO;MATSUMOTO, KAZUO;TAKASHIMA, KO+, J. MED. CHEM., 1986, 29, N 3, 333-341