During the preparation of APIs, lots of impurities will be introduced into the final compounds. Those impurities may come from reaction intermediates or side reactions of the synthetic routes. Therefore it is obligatory to figure out most of them(even all) in the preparation of API. ASCHEM would like to assist your company to solve the problem. Please find some examples in our service.
ASCHEM
Advanced syntheses and services in chemistry for your reseach and drug development