HRID971542

反应详情

EQUATION

反应方程式

HRID 971542 的结构方程式

AUXILIARIES

试剂、催化剂与溶剂

1

PROCEDURE

实验过程

550 mg of H-Asp(OtBu)-Phe-OCH3.HCl together with 574 mg of Z-Gln-ONP are dissolved in 2.5 ml of absolute N,N-dimethylformamide and stirred with 0.20 ml of triethylamine for 15 hours at 30°-33° C. bath temperature. Thereafter the product is extracted by shaking with a large amount of ethyl acetate as described under 19 and the solution is dried and evaporated.

WORKUP

后处理

  1. extractionThereafter the product is extracted
  2. customthe solution is dried
  3. customevaporated