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hppxxb

新虫 (初入文坛)

[交流] 【求助】结构式 已有2人参与

请问谁知道獐芽菜苦苷的结构式呀,急需,谢谢!
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nkbeholder

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xiaodu2007693(金币+2):谢谢提供 2010-06-02 21:40:44

http://www.yipengchem.com/de/17388-39-5.htm
中文名称:
5-乙烯基-6-(β-D-吡喃葡糖氧基)-4,4α,5,6-四氢-4α-羟基-1H,3H-吡喃并[3,4-C]吡喃-1-酮

[ Last edited by nkbeholder on 2010-6-2 at 15:07 ]
2楼2010-06-02 15:06:05
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tomuncle

金虫 (初入文坛)

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结构式同上,理化参数如下
Chapman  Hall Number: JHV18-B
CAS Registry Number: 17388-39-5
Type of Compound Code(s): VS0440

Molecular Formula: C16H22O10
Molecular Weight: 374.344
Accurate Mass: 374.1213
Percentage Composition: C 51.34%; H 5.92%; O 42.74%
Biological Source: Constit. of Swertia japonica, Anthocleista procera and Ericostemma litorale
Physical Description: Cryst. (EtOH/CHCl3/Et2O)
Melting Point: Mp 110-112
Optical Rotation: []D 127
Solubility: BERDY SOL: Sol. H2O; poorly sol. hexane
3楼2010-06-02 15:37:02
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