83056-89-7

Upstream product

• 75-03-6 ethyl iodide 
• 77999-24-7 (S)‐2‐oxoimidazolidine‐1,5‐dicarboxylate-5‐tert‐butyl ester-1‐benzyl ester 
• 64-67-5 diethyl sulfate 
• 59760-01-9 (S)-2-oxo-imidazolidine-1,5-dicarboxylic acid 1-benzyl ester 

Relevant academic research and scientific papers

Organic impurities of imidapril hydrochloride and preparation method thereof

The invention discloses three brand-new organic impurities of imidapril hydrochloride and a preparation method thereof. The structural formula of the impurity is shown as a formula I or a formula II which is shown in the specification, wherein R in the fo

2-OXOIMIDAZOLIDINE DERIVATIVES

A 2-oxoimidazolidine derivative of the formula: STR1 wherein R 1 is lower alkyl or phenyl-lower alkyl and R 2 is lower alkyl or phenyl, and a process for preparation thereof are disclosed. Said 2-oxoimidazolidine derivative (I) or a pharmaceutically acceptable salt thereof is useful as a hypotensive agent.