Sarrafi Yaghoub, Alimohammadi Kamal
Department of Chemistry, University of Mazandaran, 47415 Babolsar, Iran.
Acta Crystallogr Sect E Struct Rep Online. 2008 Aug 13;64(Pt 9):o1740. doi: 10.1107/S1600536808025038.
In the title cyclo-adduct, C(20)H(18)N(4)O(5), the rings of the pyrrolizine system adopt envelope conformations. A centrosymmetric dimer is formed via inter-molecular N-H⋯O hydrogen bonds between the indolinone rings.
在标题环加合物C(20)H(18)N(4)O(5)中,吡咯嗪系统的环呈信封式构象。通过吲哚啉酮环之间的分子间N-H⋯O氢键形成了一个中心对称二聚体。