methyl (2S)-2-(tert-butoxy)-2-[4,28-dimethyl-26-oxa-1,5,7,8-tetraazahexacyclo[26.2.2.1(6,9).1(10,14).0(2,7).0(15,20)]tetratriaconta-2,4,6(34),8,10(33),11,13,15(20),16,18,23-undecaen-3-yl]acetate 在
甲醇 、 palladium 10% on activated carbon 作用下,
反应 1.0h,
以98%的产率得到methyl (2S)-2-(tert-butoxy)-2-{4,28-dimethyl-26-oxa-1,5,7,8-tetraazahexacyclo[26.2.2.1
(6,9).1
(10,14).0
(2,7).0
(15,20)]tetratriaconta-2,4,6(34),8,10(33),11,13,15(20),16,18-decaen-3-yl}acetate