dibenzyl azodicarboxylate 、
乙酰化葡萄烯糖 以
环己烷 为溶剂,
反应 336.0h,
生成
(4aR,6R,7S,8R,8aR)-7,8-Diacetoxy-6-acetoxymethyl-3-benzyloxy-6,7,8,8a-tetrahydro-4aH-pyrano[3,2-e][1,3,4]oxadiazine-1-carboxylic acid benzyl ester 、 (4aR,6R,7S,8R,8aR)-7,8-Diacetoxy-6-acetoxymethyl-3-benzyloxy-6,7,8,8a-tetrahydro-4aH-pyrano[3,2-e][1,3,4]oxadiazine-1-carboxylic acid benzyl ester