N-(2,6-dimethylphenylaminomethylene)-N'-methoxycarbonylhydrazine 在
manganese(IV) oxide 作用下,
以
氯仿 为溶剂,
反应 48.0h,
以52%的产率得到(6aS,7S,11aS,12bS)-dimethyl 5,7,11a,12b-tetramethyl-6a,7,12,12a-tetrahydro-7,12-ethenonaphtho[2,1-e:6,7-e']bis([1,2,4]triazine)-1,11(11aH,12bH)-dicarboxylate