、
乙酸酐 在
吡啶 作用下,
反应 2.0h,
以13 mg的产率得到[(12S,27S)-27-(acetyloxymethyl)-10,25-dioxo-3,7,14,18,22,29-hexaoxa-11,26,31,32,33,34,35,36-octazaheptacyclo[26.2.1.12,5.16,9.113,16.117,20.121,24]hexatriaconta-1(30),2(36),4,6(35),8,13(34),15,17(33),19,21(32),23,28(31)-dodecaen-12-yl]methyl acetate