Solid forms of epalrestat

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United States of America Patent

PATENT NO 8697735
APP PUB NO 20110275681A1
SERIAL NO

13013786

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Abstract

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The invention relates to novel crystalline salts of 5-[(1Z,2E)-2-methyl-3-phenylpropenylidene]-4-oxo-2-thioxo-3-thiazolidineacetic acid and a novel betaine cocrystal of 5-[(1Z,2E)-2-methyl-3-phenylpropenylidene]-4-oxo-2-thioxo-3-thiazolidineacetic acid. The preparation and characterization of the novel crystalline salts and cocrystal according to various embodiments of the invention is described. The invention also relates to pharmaceutical compositions containing the novel crystalline salts and cocrystal and the therapeutic use of the novel crystalline salts and cocrystal to treat and/or prevent various conditions, including treating and/or preventing diabetic complications, inhibiting aldose reductase, and affording cardioprotection in patients who may be non-diabetic.

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Patent Owner(s)

Patent OwnerAddress
BIONEVIA PHARMACEUTICALS INC1 NICHOLS PLACE CAMBRIDGE MA 02138

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Houston, Travis L Lafayette, US 15 79
Kalofonos, Dimitris Cambridge, US 21 375
Kalofonos, Isabel Cambridge, US 13 21
Martin-Doyle, William Cambridge, US 12 9
Stahly, G Patrick West Lafayette, US 65 146
Stults, Jeffrey S West Lafayette, US 38 197

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