Patent ID: 7074811

Claim:
A compound which is 5-[4-[2-(N-methyl-N-(2-pyridyl)amino)ethoxy]benzyl]thiazolidine-2,4-dione hydrochloride, wherein said compound provides at least one of: (i) an infrared spectrum containing peaks at about 1745, 1516, 1257, 1056 and 803 cm âˆ’1 . (ii) an X-ray powder diffraction pattern containing peaks at about 10.1, 13.4, 17.2, 22.2 and 29.4 Â°2Î¸; and (iii) a Raman spectrum containing peaks at about 1314, 1242, 1185, 918 and 404 cm âˆ’1 .