HRID437879
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
CONDITIONS
反应条件
- 温度
- 52 °C
PROCEDURE
实验过程
A mixture of 2-(4-dimethylamino)benzoyl)benzoic acid (8.07 g.), N,N,N',N'-tetraethyl-m-phenylenediamine (7.26 g.) and acetic anhydride (5 ml.) was heated (at 52° C.) during one and one-half hours. Addition of methanol (10 ml., then 15 ml.) afforded 3-(2,4-bis(diethylamino)phenyl)-3-(4-(dimethylamino)phenyl)phthalide (I: X= (CH3CH2)2N, Y2 = Z4 = Z5 = Z6 = Z7 = H, Y4 = (CH3)2N) (10.92 g., m.p. 117°- 119° C.).