作者:Yasumasa Hamada、Fumiaki Yokokawa、Mototsugu Kabeya、Keiichiro Hatano、Yukihisa Kurono、Takayuki Shioiri
DOI:10.1016/0040-4020(96)00383-3
日期:1996.6
The C20–C25 building blocks 2 and 3a for calyculin A, a protein phosphatase inhibitor, have been efficiently prepared from L-malic acid utilizing the Grignard reaction of the Weinreb amides 8 and 14, followed by stereoselective reduction of the ketones 9 and 15, respectively, as the key steps.
钙磷蛋白抑制剂Calyculin A的C 20 –C 25结构单元2和3a已通过Weinreb酰胺8和14的Grignard反应由L-苹果酸有效制备,然后立体选择性地还原了酮9和9。图15分别是关键步骤。