HRID36263

反应详情

EQUATION

反应方程式

HRID 36263 的结构方程式

PROCEDURE

实验过程

This material was prepared from 2-(3-aminophenyl)-5-n-butyl-4-[[2'-[N-(2-chlorobenzoyl)sulfamoyl]biphenyl-4-yl]methyl]-2,4-dihydro-3H-1,2,4-triazol-3-one (from Step E), sodium hydride, and propionyl bromide according to the procedure of Example 61. The crude product was flash chromatographed over silica gel to afford the title compound in 60% yield as a cream-colored solid, mp 105°-107° C., homogeneous by TLC (9:1 MeOH/CH2Cl2), mass spectrum (FAB) m/e 672 (M+1)+.

WORKUP

后处理

  1. customchromatographed over silica gel