Procedure for preparation of crystalline form of acid choline salt (4,6-bis (dimethylamine) -2-(4-4-(trifluometyl) benzoil amine} bencil) pyridine-5-il; crystalline choline salt of the compound; drug synthesis containing the substance; and use of diseases related to A Radioactivity of Crth2.

摘要

(c) 4 - [(4 - (trifluoromethyl) benzoic acid (4 - [(4 - (trifluoromethyl) benzoic acid (1) - benzoic acid (1) pyridine-5-il) AC amp; eacute; TICO; crystal choline sa composici amp; oacute; n Pharmacopoeia amp; eacute; Utica, including; And the use of diseases related to CRTH2. / P gt activities;