Author(s): Pandu Ranga Rao V, Somannavar Y. S, Senthil Kumar N, Shankar B. Reddy, Aminul
Islam, and Hari Babu B
An efficient, simple, consistent and economic process for stable new polymorphic form of atorvastatin calcium (1) is described. The new polymorphic form of atorvastatin calcium (1) is characterizated by PXRD.