HRID845258
反应详情
EQUATION
反应方程式
REACTANTS
反应物
PRODUCTS
生成物
AUXILIARIES
试剂、催化剂与溶剂
PROCEDURE
实验过程
Prepared by a method analogous to that of Example 1(a) from 15.80 g (60 mmol) of 2-(3-nitrobenzylidene)-acetoacetic acid ethyl ester and 16.46 g (60 mmol) of 3-amino-crotonic acid-(2-phthalimidoethyl)ester in ethanol. 27.75 g (89%) of yellow crystals melting at 194°-195° C. are obtained.