NOVEL POLYMORPH OF 3-(1-{3-[5-(1-METHYL-PIPERIDINE-4-YLMETHOXY)-PYRIMIDINE-2-YL]-BENZYL}-6-OXO-1,6-DIHYDRO-PYRIDAZINE-3-YL)-BENZONITRILE HYDROCHLORIDE AND PRODUCTION METHOD THEREOF
PROBLEM TO BE SOLVED: To provide a novel form of a solvate of 3-(1-{3-[5-(1-methyl-piperidine-4-ylmethoxy)-pyrimidine-2-yl]-benzyl}-6-oxo-1,6-dihydro-pyridazine-3-yl)-benzonitrile hydrochloride and its novel polymorphs.SOLUTION: A hydrochloride solvate of 3-(1-{3-[5-(1-methyl-piperidine-4-ylmethoxy)-pyrimidine-2-yl]-benzyl}-6-oxo-1,6-dihydro-pyridazine-3-yl)-benzonitrile represented by formula (I), its crystal transformations and a method of producing the crystal transformations are provided.【課題】3-(1-{3-[5-(1-メチル-ピペリジン-4-イルメトキシ)-ピリミジン-2-イル]-ベンジル}-6-オキソ-1,6-ジヒドロ-ピリダジン-3-イル)-ベンゾニトリル塩酸塩の新規な溶媒和物形態、さらに、新規なその多形体の提供。【解決手段】本発明は、式(I)の3-(1-{3-[5-(1-メチル-ピペリジン-4-イルメトキシ)-ピリミジン-2-イル]-ベンジル}-6-オキソ-1,6-ジヒドロ-ピリダジン-3-イル)-ベンゾニトリルの塩酸塩溶媒和物およびその結晶変態、ならびに、これらの結晶変態を製造する方法に関する。 【化1】【選択図】 なし