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仰莲

金虫 (小有名气)

[求助] H谱求解, 已有1人参与

求大侠帮忙看看,我只看出来了是一个菠萝蜜烷型的三萜,但是我 觉得甲基的信号好少哦,还有在化学位移1.0,0.85两处的峰我不知道该如何去归属的,求指点!
H谱求解,
捕获1.PNG


H谱求解,-1
捕获2.PNG


H谱求解,-2
捕获3.PNG


H谱求解,-3
捕获4.PNG
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仰莲: 金币+3, ★有帮助 2014-03-02 11:37:34
看上去不纯, 是一组菠萝蜜烷型三萜的混合物
2楼2014-03-01 16:18:08
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