Inventors:
Joseph Robert Flisak - Lansdale PA
Albert Stephen Kearney - Collegeville PA
Nagesh Palepu - Norristown PA
Assignee:
SmithKline Beecham Corporation - Philadelphia PA
International Classification:
A61K 31415
Abstract:
This invention relates to a new monoargininyl salt form of the endothelin receptor antagonist (E)-3-[1-n-Butyl-5-[2-(2-carboxyphenyl)methoxy-4-chlorophenyl]-1H-pyrazol- 4-yl]-2-[(5-methoxy-2,3-dihydrobenzofuran-6-yl)methyl]-prop-2-enoic acid.