title: Ethyl 6-amino-5-cyano-2-methyl-4-propyl-4H-pyran-3-carboxyl-ate.
abstract: The pyran ring of the title compound, C(13)H(18)N(2)O(3), is almost planar (r.m.s. deviation = 0.059 Å). The crystal packing is stabilized by N-H⋯O and N-H⋯N hydrogen bonds.
authors.forename: Qun-Di
authors.initials: QD
authors.lastname: Yu
authors.forename: Ke-Xin
authors.initials: KX
authors.lastname: Li
authors.forename: Yun-Yu
authors.initials: YY
authors.lastname: Liu