HRID1903343

反应详情

EQUATION

反应方程式

HRID 1903343 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

2

PROCEDURE

实验过程

13 g BOC-Phe-(D)Trp-Lys(Z)-Thr-Cys(MBzl)-Thr-ol are dissolved in 60 ml cold TFA/H2O (15:1) and the solution allowed to stand for 30 min. at room temperature. The reaction mixture is stirred into a mixture comprising 3 liters ethyl-ether and 20 ml HCl in ethyl-ether (~5 N) and the precipitated product filtered off, washed with ethyl-ether and dried to yield the title compound:

WORKUP

后处理

  1. filtrationthe precipitated product filtered off
  2. washwashed with ethyl-ether
  3. customdried