| abstract |
A novel D-form of 4- [6- [N-isobutyl-N- (4-methyl-2-thiazolylsulfonyl) amino] indan-5-yloxymethyl] benzoic acid represented by the formula (I) Crystals and their non-toxic salts. According to the present invention, the D-form crystals of the compound of formula (I), which are useful as pharmaceuticals (PGE 2 ยท EP 1 antagonists), can be supplied as stable crystals which always maintain the same quality. The compound of formula (I) has high solubility and is useful as a therapeutic and / or prophylactic agent for pain, fever, pollakiuria, urinary incontinence, lower urinary tract disease, cancer, depression, kidney disease and the like. [Selection diagram] None |