Disclosed are: a 2-(5-chloropyridine-3-yl)-1-(2,5-dichlorobenzyl)-4-methyl-1H-imidazole-5-carboxylic acid crystal, which is useful as a therapeutic agent or prophylactic agent against gout, hyperuricemia, and the like; and a method for producing the same.L'invention concerne un cristal d'acide 2-(5-chloropyridine-3-yl)-1-(2,5-dichlorobenzyl)-4-méthyl-1H-imidazole-5-carboxylique carboxylique, utile comme agent thérapeutique ou agent prophylactique contre la goutte, l'hyperuricémie, et analogue; et un procédé de production dudit cristal.痛風、高尿酸血症等の治療薬または予防薬として有用な2-(5-クロロピリジン-3-イル)-1-(2,5-ジクロロベンジル)-4-メチル-1H-イミダゾール-5-カルボン酸の結晶およびその製造方法を開示する。