title: (S)-5-Oxo-N-phenyl-pyrrolidine-2-carboxamide.
abstract: The title compound, C(11)H(12)N(2)O(2), shows an S configuration, in which the pyrrolidinone ring is twisted with respect to the phenyl plane, making a dihedral angle of 70.73 (7)°. In the crystal, mol-ecules are linked by N-H⋯O hydrogen bonds, building up a layer parallel to (001).
authors: Key Laboratory of Green Chemical Technology, College of Heilongjiang Province, School of Chemistry and Environmental Engineering, Harbin University of Science and Technology, Harbin 150040,  People's Republic of China.
authors: Wei-Yan
authors: WY
authors: Qin
authors: Bo
authors: B
authors: Liu
authors: Jing
authors: J
authors: Ma
authors: Hui-Juan
authors: HJ
authors: Wang