N-[(3S,9R,14R,15R,19E,23S)-23-[tert-butyl(dimethyl)silyl]oxy-6-chloro-15-hydroxy-11-oxo-14-tri(propan-2-yl)silyloxy-4,12-dioxa-7-azatetracyclo[13.5.2.25,8.13,20]pentacosa-1,5,7,19,24-pentaen-17,21-diyn-9-yl]-7,8-dimethoxy-3-(methoxymethoxy)-6-propan-2-yloxynaphthalene-2-carboxamide 在
triethylamine trihydrofluoride 作用下,
以
乙腈 为溶剂,
以75%的产率得到N-[(3S,9R,14R,15R,19E,23S)-6-chloro-15,23-dihydroxy-11-oxo-14-tri(propan-2-yl)silyloxy-4,12-dioxa-7-azatetracyclo[13.5.2.25,8.13,20]pentacosa-1,5,7,19,24-pentaen-17,21-diyn-9-yl]-7,8-dimethoxy-3-(methoxymethoxy)-6-propan-2-yloxynaphthalene-2-carboxamide