ethyl 2-acetylhydrazono-2-(2,6-dimethylphenylamino)acetate 在
manganese(IV) oxide 作用下,
以
二氯甲烷 为溶剂,
反应 24.0h,
以42%的产率得到(6aS,7S,11aS,12bS)-diethyl 1,11-diacetyl-5,7,11a,12b-tetramethyl-1,6a,7,11,11a,12,12a,12b-octahydro-7,12-ethenonaphtho[2,1-e:6,7-e']bis([1,2,4]triazine)-3,9-dicarboxylate