Patent · US Active

Polymorphic form of N-(S)-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxyphenyl)-1-(2,3-dihydroxypropyl)cyclopropane-1-sulfonamide and uses thereof

US8252842B2 · kind B2 · utility

22Cited by

2References

20Claims

0Family size

Assignee

Ardea Biosciences, Inc · US

Inventor

Stuart Dimock · Lake Forest, US

Key dates

Filing date	Jul 13, 2011
Grant date	Aug 28, 2012
Priority date	—
Expiry date	Jul 13, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C2601/02
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Disclosed herein, in certain embodiments, is a crystalline polymorph form A of N—(S)-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxyphenyl)-1-(2,3-dihydroxypropyl)cyclopropane-1-sulfonamide. Further disclosed herein, in certain embodiments, are pharmaceutical compositions comprising the crystalline polymorph form A of N—(S)-(3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-6-methoxyphenyl)-1-(2,3-dihydroxypropyl)cyclopropane-1-sulfonamide.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.