(6R,7R,13S,16S,19S,21aS)-16-Benzyloxymethyl-19-((R)-sec-butyl)-7-hexyl-13-((S)-1-hydroxy-ethyl)-6-methyl-tetradecahydro-8-oxa-4a,11,14,17,20-pentaaza-benzocyclononadecene-5,9,12,15,18,21-hexaone 在
palladium dihydroxide 氢气 作用下,
以
甲醇 为溶剂,
反应 11.0h,
以89%的产率得到(6R,7R,13S,16S,19S,21aS)-19-((R)-sec-Butyl)-7-hexyl-13-((S)-1-hydroxy-ethyl)-16-hydroxymethyl-6-methyl-tetradecahydro-8-oxa-4a,11,14,17,20-pentaaza-benzocyclononadecene-5,9,12,15,18,21-hexaone