Verfahren zur Herstellung von Derivaten der Tropasäure

摘要

Improved method for: (I) and salts of I where R1 = -(CH2)2-, -(CH2)3-, -CH=CH-, , -(CHORCH2-, (R = H or Me), or -CHOH CHOH- R2 an opt. unsat. (1-16 C) aliphatic residue opt. substd. by cycloalkyl, O alkyl, Oaryl, Nalkyl2, or N(aralkyl)2, PhCH2 opt. subst. by halogen, lower alkyl, lower O alkyl, or Ph, or (3-8C) cycloalkyl. where R4 = H or acyl, or R' and R3 together = Central anticholinergics and spasmolytics with anti-Parkinson activity.