Bhattacharyya K, Kar T, Bocelli G, Righi L, Joshi B B
Department of Materials Science, Indian Association for the Cultivation of Science, Jadavpur, Calcutta 700 032, India.
Acta Crystallogr C. 2001 Jan;57(Pt 1):68-9. doi: 10.1107/s0108270100012828.
The title compound, hetisan-6,11beta,15beta-triol, C20H27NO3, is a hetisane-type diterpenoid alkaloid. It consists of six six-membered rings and two five-membered rings. The fused-ring system contains three chair, two boat, one distorted boat and two envelope conformations. Intramolecular and intermolecular hydrogen bonds are present between the O atoms, with O...O separations of 3.006 (3) and 2.743 (3) A, as well as an O...N intermolecular interaction of 2.887 (3) A.
标题化合物，杂环甾烷-6,11β,15β-三醇，C20H27NO3，是一种杂环甾烷型二萜生物碱。它由六个六元环和两个五元环组成。稠环体系包含三个椅式、两个船式、一个扭曲船式和两个信封式构象。O原子之间存在分子内和分子间氢键，O...O间距为3.006(3)和2.743(3) Å，以及2.887(3) Å的O...N分子间相互作用。
