	US 7,585,972 B2
	Crystalline K-252α bis(tetrahydrofuranate)
Rodger F. Henry, Wildwood, Ill. (US)
Assigned to Abbott Laboratories, Abbott Park, Ill. (US)
Filed on Jan. 10, 2008, as Appl. No. 11/972,279.
Claims priority of provisional application 60/884962, filed on Jan. 15, 2007.
Prior Publication US 2008/0171867 A1, Jul. 17, 2008
Int. Cl. C07D 498/18 (2006.01)

U.S. Cl. 540—545

1 Claim

1. Crystalline (9S-(9α,10β,12α))-2,3,9,10,11,12-hexahydro-10-hydroxy-10-(methoxycarbonyl)-9-methyl-9,12-epoxy-1H-diindolo[1,2,3-fg:3′,2′,1′-kl]pyrrolo[3,4-i][1,6]benzodiazocin-1-one bis(tetrahydrofuranate) characterized in the orthorhombic crystal system and P2₁2₁2₁space group, when measured at about −100° C. with Mo—Kα radiation, by lattice parameters a, b and c of 7.4514 Å±0.009 Å, 11.892 Å±0.001 Å and 32.960 Å±0.04 Å, respectively.