(E)-(3S,6S,9R,15S)-9-(3-Chloro-4-methoxy-benzyl)-3-isobutyl-6-methyl-15-((E)-(R)-1-methyl-3-phenyl-allyl)-1,4-dioxa-7,10-diaza-cyclopentadec-12-ene-2,5,8,11-tetraone 在
间氯过氧苯甲酸 作用下,
以
二氯甲烷 为溶剂,
生成 (E)-(3S,6S,9R,15S)-9-(3-Chloro-4-methoxy-benzyl)-3-isobutyl-6-methyl-15-[(S)-1-((2R,3R)-3-phenyl-oxiranyl)-ethyl]-1,4-dioxa-7,10-diaza-cyclopentadec-12-ene-2,5,8,11-tetraone