US 7,488,729 B2
Polymorphic forms of ziprasidone and its hydrochloride salt and process for preparation thereof
Manne Satyanarayana Reddy, Hyderabad (India); Thirumalai Rajan Srinivasan, Hyderabad (India); Venka Bhaskara Rao Uppala, Hyderabad (India); Mummadi Venkatesh, Hyderabad (India); and Akundi Surya Prabhakar, Hyderabad (India)
Assigned to Dr. Reddy's Laboratories Limited, Hyderabad, Andhra Prasdesh (India); and Dr. Reddy's Laboratories, Inc., Bridgewater, N.J. (US)
Filed on Dec. 04, 2003, as Appl. No. 10/729,837.
Claims priority of application No. 907/MAS/2002 (IN), filed on Dec. 04, 2002.
Prior Publication US 2004/0152711 A1, Aug. 05, 2004
Int. Cl. A61K 31/519 (2006.01); C07D 487/04 (2006.01)
U.S. Cl. 514—252.13  [544/279; 544/368] 11 Claims
 
1. A compound, which is an amorphous form of ziprasidone hydrochloride.