NOVEL PROCESS FOR THE SYNTHESIS OF THIAZOLIDINEDIONE DERIVATIVES

摘要

Compounds of formula (I), which are useful in the treatment of non-insulin dependent diabetes, and wherein Ar is optionally substituted heteroaryl, X is CH or N, R is H or alkyl, and n is 1 or 2, are prepared by reacting compounds of formula (II) with compounds of formula (VI) wherein G is OH or F.