abstract |
A crystal of 3- (2-cyanophenyl) -5- (2-pyridyl) -1-phenyl-1,2-dihydropyridin-2-one is provided. In powder X-ray diffraction, 3- (2-cyanophenyl) -5- (2-pyridyl) -1-phenyl has a diffraction peak at a diffraction angle (2θ ± 0.2 °) of 8.7 °. Crystals of hydrate of 1,2-dihydropyridin-2-one. [Selection figure] None |