Benzocycloheptaoxazolones are prepared by a multi-step process starting with a lower alkyl ester of a 3-oxo-5-phenylvaleric acid. The compounds are useful as anti-inflammatories and as intermediates in the preparation of pharmaceutically useful compounds.
2-Alkyl-5-phenethyl-4-oxazolecarboxylic acids and derivatives
申请人:Sandoz, Inc.
公开号:US04042596A1
公开(公告)日:1977-08-16
2-Alkyl-5-phenethyl-4-oxazolecarboxylic acids, esters and carbonyl halides are disclosed, which are useful as intermediates in the preparation of known benzocycloheptaoxazoles.