PROCESS FOR PREPARING AZITHROMYCIN MONOHYDRATE

Application 1049/MUM/2005 published 2007-06-22, filed 2005-08-31
The invention relates to process of preparing stable Azithromycin monohydrate of formula (I), by drying in air under humid conditions. It also discloses amorphous 9-deoxo-6-deoxy-6, 9-epoxy-9, 9a-didehydro-9a-aza-9a-homoerythromycin A of Formula (IV) and its process for preparation, which is an useful intermediate for preparing Azithromycin monohydrate.

Applicant

1)ALEMBIC LIMITED
:ALEMBIC CAMPUS ALEMBIC ROAD VADODARA 390 003, Gujarat India

Inventor

1)TIWARI I. N. 2)THORAT M.M. 3)RATHOD SANJAY A.

International Info

Classification: C07H413/14