1-methylazepane-2-carbonyl chloride hydrochloride 、
(4aS,11aR,12aS,13S)-8-amino-3,7-bis(benzyloxy)-4a-(tert-butyldimethylsilyloxy)-13-(dimethylamino)-5-hydroxy-10-methoxy-11a,12,12a,13-tetrahydrotetraceno[2,3-d]isoxazole-4,6(4aH,11H)-dione 以
四氢呋喃 、
二氯甲烷 为溶剂,
反应 0.67h,
以84%的产率得到N-((4aS,11aR,12aS,13S)-3,7-bis(benzyloxy)-4a-((tert-butyldimethylsilyl)oxy)-13-(dimethylamino)-5-hydroxy-10-methoxy-4,6-dioxo-4,4a,6,11,11a,12,12a,13-octahydrotetraceno[2,3-d]isoxazol-8-yl)-1-methylazepane-2-carboxamide