The present invention provides an .alpha., .beta.-unsaturated ketone and ketoxime derivative represented by the formula ##STR1## wherein Y is oxygen atom or hydroxyimino group, Z is cyano or alkoxycarbonyl group, R.sup.1 and R.sup.2 are the same or different and are each hydrogen atom or lower alkoxyl group. The .alpha., .beta.-unsaturated ketones and ketoxime derivatives of the invention are useful as an intermediate for preparing a (3,4-diarylisoxazol-5-yl)acetic acid derivatives which is useful as an anti-inflammatory agent, analgesic and antipyretic.
本发明提供了一种由以下公式表示的α,β-不饱和酮和酮
肟衍
生物:##STR1## 其中Y是氧原子或羟
肟基,Z是
氰基或烷氧羰基基团,R1和R2相同或不同,且均为氢原子或较低的烷氧基基团。本发明的α,β-不饱和酮和酮
肟衍
生物可用作制备(3,4-二芳基
异噁唑-5-基)
乙酸衍
生物的中间体,该衍
生物可用作抗炎剂,镇痛剂和退烧剂。