HRID329861
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
A mixture of m-chlorobenzaldehyde, 2-(4-benzhydryl-1-piperazinyl)ethyl acetoacetate and methyl 3-aminocrotonate was worked up in isopropyl alcohol in the same manner as Example 1 to give 2-(4-benzhydryl-1-piperazinyl)ethyl methyl 4-(3-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate as a light yellow powder, m.p. 74°-80° C. (sintering). Yield 28.3%. IR(Nujol)cm-1 : 3325, 1695, 1680. NMR(CDCl3) δ: 2.32(6H,s, ##STR36## 3.60(3H,s,COOCH3), 4.96(1H,s,C(4) --H), 5.64(1H,broad s, NH).