Pyrroline cpds hypoglycaemics anti-diabetics

摘要

(A) Cmpds. (I) and (III): - and tautomeric forms of I and III, - where R' = Ph opt. substd. by (1-6Ce alkyl, (1-6C) Oalkyl, or halogen. - R2 = Ph opt. substd. by (1-6C) alkyl, (1-6C)O alkyl, or halogen, (5-6C) cycloalkyl, or (5-6C) cycloalkenyl. - R3, R4, R5 and R6 = H or (1-6C) alkyl. - R7 = H, (1-6C) alkyl, lower carbalkoxy, lower alkyl, N(alkyl)2-lower alkyl, lower alkoxyphenyl, or lower alkoxy-lower alkyl. - R8 = H or (1-6C) alkyl. - X = O, S, or NH. - (B) Acid addn. salts (II) of I. - I and II Hypoglycaemics. - III Intermediates for I.