A NOVEL PROCESS FOR PREPARATION OF HIGHLY PURE CRYSTALLINE HYDROCHLOROTHIAZIDE
摘要
<p>This invention relates to a process for the preparation and purification of a pure crystalline Hydrochlorothiazide with overall purity 99.9% or greater and single impurity below 0.1%. This is a two step process. In first step crude hydrochlorothiazide is prepared which is in second step purified to get highly pure crystalline hydrochlorothiazide.</p>
