HRID2046231

反应详情

EQUATION

反应方程式

HRID 2046231 的结构方程式

PROCEDURE

实验过程

The compound was prepared from 4-chloro-1H-pyrazole-3,5-dicarboxylic acid diethyl ester and 2-(2-tert-butoxycarbonylamino)ethyl bromide using the methods described in the preceding examples 5 (2-(2-tert-butoxycarbonylamino-ethyl)-5-phenoxymethyl-2H-pyrazole-3-carboxylic acid ethyl ester) and 48 (4,5,6,7-tetrahydro-4-oxo-pyrazolo[1,5-a]pyrazine-2-carboxylic acid ethyl ester.