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.
Alpha-substituted thio,-oxo trifluoromethylketones as phospholipase inhibitors
申请人:——
公开号:US20020068722A1
公开(公告)日:2002-06-06
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
1
where X, Z, X
1
, R
1
, R
2
, R
a
and R
b
are as defined in the specification.