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schaduw

无虫 (小有名气)

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专业: 天然药物化学

[求助] 求助维普~谢谢~~ 已有1人参与

氘代氯仿 C谱

12.49, 14.14, 22.74, 25.95, 26.29, 29.37, 29.71, 31.93, 33.46, 36.29, 37.35, 39.11, 41.17, 41.38, 46.82, 48.37, 48.81, 49.82, 52.50, 54.68, 56.00, 57.97, 79.98, 85.07, 119.19, 137.31, 218.58

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1楼 2014-07-03 18:40:24

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

wangkaibo123

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kerry

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【答案】应助回帖

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感谢参与，应助指数 +1
schaduw: 金币+10 2014-07-03 18:57:30

查询模式：模糊查询
碳谱数据输入：
按从小到大顺序输入，数字间用英文半角逗号(,)分隔例如：
21.4,30.4,37.4,73.2,73.7,125.6,126.6,139.6,140.2,168.2

溶剂选项：
匹配容差： (数字格式，可自行设定)
相似度： %(相似度>=50%)

查询结果：共查到2576个化合物(查询结果仅供参考)
1 .    Hemsleyaconitine F
C23H35NO3    相似度:85.1%
Helvetica Chimica Acta       2011       94       268-272
Hemsleyaconitines F and G, Two Novel C19-Diterpenoid Alkaloids Possessing a Unique Skeleton from Aconitum hemsleyanum
Yong Shen, Ai-Xue Zuo, Zhi-Yong Jiang, Xue-Mei Zhang, Hong-Ling Wang and Ji-Jun Chen
Structure    13C NMR 碳谱模拟图
2 .    Hemsleyaconitine G
C24H37NO4    相似度:70.3%
Helvetica Chimica Acta       2011       94       268-272
Hemsleyaconitines F and G, Two Novel C19-Diterpenoid Alkaloids Possessing a Unique Skeleton from Aconitum hemsleyanum
Yong Shen, Ai-Xue Zuo, Zhi-Yong Jiang, Xue-Mei Zhang, Hong-Ling Wang and Ji-Jun Chen
Structure    13C NMR 碳谱模拟图
3 .    12β-hydroxykarasamine 8-O-acetate
C25H39NO6    相似度:66.6%
Phytochemistry       1994       37       1717-1724
Diterpenoid and norditerpenoid alkaloids fromDelphinium nuttallianum
Ylli Bai, Fang Sun, Michael Benn, Walter Majak
Structure    13C NMR 碳谱模拟图
4 .    11-dehydroxy-22-epi-hippuristan-3-one
相似度:64.2%
Tetrahedron       2001       57       3487-3497
New cytotoxic steroids from the gorgonian Isis hippuris. Structure-activity studies
Noemı́ González, Miguel A Barral, Jaime Rodrı́guez, Carlos Jiménez
Structure    13C NMR 碳谱模拟图
5 .    3,20-Dioxo-28,29-norlupan-17α-ol
C28H44O3    相似度:64.2%
Chemical & Pharmaceutical Bulletin       2012       60       955-961
Cytotoxic Terpenes from the Stems of Dipterocarpus obtusifolius Collected in Cambodia
Piseth Khiev, Ok-Kyoung Kwon, Hyuk-Hwan Song, Sei-Ryang Oh, Kyung-Seop Ahn, Hyeong-Kyu Lee, Young-Won Chin
Structure    13C NMR 碳谱模拟图
6 .    20,28-dihydroxylupane-3-one
相似度:63.3%
Phytochemistry       1998       48       863-866
Triterpenes from Rhus taitensis
Aysen Yürüker, Jimmy Orjala, Otto Sticher, Topul Rali
Structure    13C NMR 碳谱模拟图
7 .    8,26-cyclo-urs-21-en-3β,20β-diol
C30H48O2    相似度:63.3%
Zeitschrift für Naturforschung B       2008       63b       1335-1338
Pentacyclic Triterpenes and Other Constituents from Ficus cordata (Moraceae)
Herve M. P. Poumale, Rodrigue T. Kengap, Jean Claude Tchouankeu,Felix Keumedjio, Hartmut Laatsch, and Bonaventure T. Ngadjui
Structure    13C NMR 碳谱模拟图

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