The present invention relates to a novel process for the preparation Diatrizoic Acid and its intermediates of formula (1).

The present invention relates to a process for the preparation and purification of iodinated contrast agents and more particularly relates to a process for the preparation with convenient and environmentally benign and purification of 5-[N-(2,3-dihydroxypropyl)acetamido]-N,N"-bis(2,3-dihydroxy propyl)-2,4,6-triiodoi...

Novel Process for Preparation of N-Pentanoyl-N-{[2"-(1H-tetrazol-5-yl)-4-biphenylyl] methyl}-L-valine The present invention relates to a novel improved process for the preparation of N-Pentanoyl-N-{[2"-(1H-tetrazol-5-yl)-4-biphenylyl] methyl}-L-valine.

The present invention relates to a novel synthetic process for preparing substituted biphenyl tetrazole derivatives of formula (I) and their pharmaceutically acceptable salts comprising conversion of hydrochloride salt of A to its base. The base of A is reacted with 2-cyano 4-substituted biphenyl compound of formula...

A Novel Process for the Preparation of Gabapentin The present invention provides an improved process for the preparation of 1-(aminomethyl)cyclohexaneacetic acid of formula (I).

The present invention provides an improved process for the preparation of Iopamidol of formula (1) and intermediates thereof