Benzoic acid (1R,3R,5S,6S,7R,8R,15S,16R,17R,19R)-7-benzyloxy-17-(5-benzyloxycarbonylamino-pentyloxy)-19-benzyloxymethyl-6-(4-methoxy-benzyloxy)-5-methyl-10,13-dioxo-2,4,9,14,18-pentaoxa-tricyclo[13.4.0.03,8]nonadec-16-yl ester 在
2,3-二氯-5,6-二氰基-1,4-苯醌 作用下,
以
二氯甲烷 为溶剂,
反应 16.0h,
以96%的产率得到Benzoic acid (1R,3R,5S,6S,7R,8R,15S,16R,17R,19R)-7-benzyloxy-17-(5-benzyloxycarbonylamino-pentyloxy)-19-benzyloxymethyl-6-hydroxy-5-methyl-10,13-dioxo-2,4,9,14,18-pentaoxa-tricyclo[13.4.0.03,8]nonadec-16-yl ester