Solvates of 3β, 28-diacetoxy-18-oxo-19, 20, 21, 29, 30-pentanorlupan-22-oic acid, processes for their preparation and pharmaceutical compositions thereof
Abstract
The present invention relates to 3 beta ,28-diacetoxy-18-oxo-19,20,21,29,30-pentanorlupan-22-oic acid methanol solvate, its use in medicine and processes for its preparation.