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7 -(羟基 - 甲基)- 2 -(1 - 羟基 - 1 - 甲基 - 乙基)- 4 - 甲氧基 - 2,3 - 二氢 - 5H - 呋喃并[3,2 - g]色原酮 - 5 - 酮甲醇半溶剂化物

7-(Hydroxy-meth-yl)-2-(1-hydr-oxy-1-methyl-ethyl)-4-meth-oxy-2,3-dihydro-5H-furo[3,2-g]chromen-5-one methanol hemisolvate.

作者信息

Li Ru, Liu Pu, Gao Yu-Mei, Qin Lin-Lin, Yu Hua-Ning

机构信息

Chemical Engineering and Pharmaceutics College, Henan University of Science and Technology, Luoyang 471003, People's Republic of China.

出版信息

Acta Crystallogr Sect E Struct Rep Online. 2007 Dec 6;64(Pt 1):o202. doi: 10.1107/S1600536807063763.

DOI:10.1107/S1600536807063763
PMID:21200767
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC2915264/
Abstract

The title compound (cimifugin), C(16)H(18)O(6)·0.5CH(3)OH, was isolated from the rhizome of Actaea asiatica Hara. The asymmetric unit contains two independent mol-ecules and a solvent methanol mol-ecule. The five-numbered ring adopts an envelope conformation in each molecule. Intra- and inter-molecular O-H⋯O hydrogen bonds stabilize the crystal structure.

摘要

标题化合物(升麻苷),C(16)H(18)O(6)·0.5CH(3)OH,从亚洲类叶升麻(Actaea asiatica Hara)的根茎中分离得到。不对称单元包含两个独立的分子和一个溶剂甲醇分子。每个分子中的五元环呈信封构象。分子内和分子间的O-H⋯O氢键稳定了晶体结构。