HRID1757135

反应详情

EQUATION

反应方程式

HRID 1757135 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

This compound was prepared from Z-Leu-Phe-OH and benzyl oxalyl chloride in 17% yield by the procedure described in the synthesis of Z-Leu-Phe-CO2Et, except that benzyl oxalyl chloride was used in place of ethyl oxalyl chloride and sodium benzyloxide in benzyl alcohol was used for enol ester hydrolysis. Single spot on TLC, Rf =0.63 (CHCl3 :CH3OH=50:1). Pale yellow solid, mp 117°-119° C. MS(FAB) m/e=532 (m+1). H1NMR ok.