US 7,465,800 B2
	Polymorphic forms of 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione
Markian S. Jaworsky, Hopewell, N.J. (US); Roger Shen-Chu Chen, Edison, N.J. (US); and George W. Muller, Bridgewater, N.J. (US)
Assigned to Celgene Corporation, Summit, N.J. (US)
Filed on Sep. 03, 2004, as Appl. No. 10/934,863.
Claims priority of provisional application 60/499723, filed on Sep. 04, 2003.
Prior Publication US 2005/0096351 A1, May 05, 2005
Int. Cl. C07D 401/04 (2006.01)

U.S. Cl. 546—200  [514/323]

14 Claims

1. Crystalline 3-(4-amino-1-oxo-1,3 dihydro-isoindol-2-yl)-piperidine-2,6-dione hemihydrate.