26-tert-Butyl-11-morpholin-4-ylmethyl-13-(1,1,3,3-tetramethyl-butyl)-3,6,9,16,19,22-hexaoxa-tricyclo[22.3.1.010,15]octacosa-1(27),10(15),11,13,24(28),25-hexaene-28-carboxylic acid methyl ester 、
乙酸酐 反应 18.0h,
以54%的产率得到11-Acetoxymethyl-26-tert-butyl-13-(1,1,3,3-tetramethyl-butyl)-3,6,9,16,19,22-hexaoxa-tricyclo[22.3.1.0
10,15]octacosa-1(27),10(15),11,13,24(28),25-hexaene-28-carboxylic acid methyl ester