3-溴丙酸叔丁酯 、 甲基戊酰氯 、 Methyl 7-tert-butoxycarbonyl-2-oxoheptanoate 在
锌 作用下,
以to give the crude title material (1.65 g) as a colorless liquid which的产率得到methyl 4-tert-butoxycarbonyl-2-oxobutanoate
参考文献:
名称:
Alpha-substituted thio,-oxo trifluoromethylketones as phospholipase inhibitors
Alpha-substituted thio, -oxo trifluoromethylketones as phospholipase inhibitors
申请人:Bristol-Myers Squibb Company
公开号:US06492550B2
公开(公告)日:2002-12-10
Inhibitors of the cytosolic phospholypase A2 enzymes are provided which are of use in controlling a wide variety of inflammatory diseases. The inhibitors of the present invention have the general formula
where X, Z, X1, R1, R2, Ra and Rb are as defined in the specification.