反应详情

Prepared from (48) (6.5 g), K2CO3 (9.59 g) and methyl 2-mercaptoacetate (3.82 ml) yielding (53) 2.5 g (32.5%). M.p. 231°-232° C. The product was purified by cromatography on silicagel using toluene as eluent. The compound was crystallized by trituration with methanol.