title: 4-(But-3-yn-yloxy)-6-(4-iodo-1H-pyrazol-1-yl)pyrimidine.
abstract: In the title compound, C(11)H(9)IN(4)O, the dihedral angle between the pyrazole and pyrimidine rings is 6.30 (16)°. In the crystal, weak C-H⋯O inter-actions link the mol-ecules.
authors.affiliation: Key Laboratory of Pesticide Chemistry and Applications, Ministry of Agriculture, Institute of Plant Protection Academy of Agricultural Sciences, Beijing 100193, People's Republic of China.
authors.forename: Yong-Hong
authors.initials: YH
authors.lastname: Li
authors.forename: Ru-Liang
authors.initials: RL
authors.lastname: Xie
authors.forename: Tao
authors.initials: T
authors.lastname: Zhang
authors.forename: Xiang-Dong
authors.initials: XD
authors.lastname: Mei
authors.forename: Jun
authors.initials: J
authors.lastname: Ning