重氮甲烷 、 trans-potassium salt of the monoamide of O-methylisonitrosomalonic acid 在
盐酸 作用下,
以61.6%的产率得到trans-methyl ester of the monoamide of O-methylisonitrosomalonic acid
参考文献:
名称:
Asymmetrical nitrogen. Communication 34. Steric selectivity of the methylenation of activated O-alkyloximes