申请人:PFIZER INC.
公开号:EP0155828A2
公开(公告)日:1985-09-25
Covers oxindole intermediates, and their preparation, of the formula:
wherein X and Y are certain stated substituents or may when taken together form certain ring structures, and R is H or -COR1 where R1 is alkyl, cycloalkyl, cycloalkenyl, optionally substituted phenyl, optionally substituted phenylalkyl, optionally substituted phenoxyalkyl, (thiophenoxy)alkyl, naphthyl, bicyclo[2.2.1]heptan-2-yl, bicyclo[2.2.1]hept-5-en-2-yl or -(CH2)n-Q-R' where n is 0, 1 or 2, Q is a divalent radical which is a specified heterocycle, and R° is H or alkyl; and also covers the hydrolysis of the compounds (II) to end products of the formula:
包括式中的吲哚中间体及其制备方法:
其中 X 和 Y 是某些指定的取代基,或共同形成某些环结构,R 是 H 或 -COR1 其中 R1 是烷基、环烷基、环烯基、任选取代的苯基、任选取代的苯基烷基、任选取代的苯氧基烷基、(噻吩氧基)烷基、萘基、双环[2.2.2.1]庚-2-基、双环[2.2.1]庚-5-烯-2-基或-(CH2)n-Q-R',其中 n 是 0、1 或 2,Q 是二价基,它是特定的杂环,R° 是 H 或烷基;还包括将化合物 (II) 水解成式中的最终产物: