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北京石油化工学院2026年研究生招生接收调剂公告
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耐耐的帽子

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[求助] 微谱求助 已有1人参与

碳谱数据如下:
12.3,18.2,20.1,20.5,21.6,22.2,24.0,28.3,29.2,31.6,34.4,36.5,40.8,41.4,41.8,44.4,44.8,51.9,57.4,68.2,73.7,76.1,78.9,121.1,133.3,137.0,143.7,209.8
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【答案】应助回帖

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感谢参与,应助指数 +1
耐耐的帽子: 金币+10, ★★★很有帮助, 谢谢! 2015-05-11 12:36:20
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%)
碳谱库:   Nat Syn


查询结果:共查到468个化合物(查询结果仅供参考)
1 .     22E,24R-ergosta-7,22-diene-3β,5α,6β,9α-tetraol
C28H46O4     相似度:96.4%
Chinese Journal of Medicinal Chemistry          2008          18          279-283
Chemical constituents from endophytic fungus S26 of Cephalotaxus hainanensis
CHEN Ping, WU Jiao, DAI Hao-fu, XIE Xiu-chao, MEI Wen-li
Structure      13C NMR   碳谱模拟图
2 .     (22E,22R)-ergost-7,22-diene-3β,5α,6β,9α-tetraol
    相似度:96.4%
Chinese Journal of Marine Drugs          2013          32          8-12
Secondary metabolites from the fungus Engyodontium album associated with the South China Sea starfish Anthenea pentagonula
E Heng-chao, ZHOU Wei, LIU Bao-shu, TANG Hua, SUN Peng, LI Ling, ZHANG Wen*
Structure      13C NMR   碳谱模拟图
3 .     22E,24R-ergosta-7,22-diene-3β,5α,6β,9α-tetraol
C34H54O8     相似度:96.4%
European Journal of Plant Pathology          2012          134          239-247
Toxins from a symbiotic fungus, Leptographium qinlingensis associated with Dendroctonus armandi and their in vitro toxicities to Pinus armandi seedlings
Xiao-Jun Li, Jin-Ming Gao, Hui Chen, An-Ling Zhang, Ming Tang
Structure      13C NMR   碳谱模拟图
4 .     (22E,24R)-ergosta-7,22-diene-3β,5α,6α,9α-tetraol
C32H52O4     相似度:92.8%
Natural Product Research and Development          2007          19          436-438
Chemical Constituents of Basidiomycetes Russula subnigricans
GONG Qing-fang; ZHANG Yu-mei; TAN Ning-hua; CHEN Zuo-hong
Structure      13C NMR   碳谱模拟图
5 .     topsentisterol C3
C29H48O4     相似度:86.2%
Journal of Natural Products          2006          69          1760-1768
26,27-Cyclosterols and Other Polyoxygenated Sterols from a Marine Sponge Topsentia sp.
Xuan Luo, Famei Li, Pramod B. Shinde, Jongki Hong, Chong-O. Lee, Kwang Sik Im, and Jee H. Jung
Structure      13C NMR   碳谱模拟图
6 .     22E,24R-ergosta-7,22-diene-3β,5α,6β,9α-tetraol
    相似度:85.7%
Acta Botanica Sinica          2003          45          753-756
Steroids from the Fungus Pleurotus ostreatus
ZHAN Zha-Jun, WANG Ying, YANG Sheng-Ping, YUE Jian-Min
Structure      13C NMR   碳谱模拟图
7 .     compound 12
    相似度:85.7%
Steroids          1995          60          666-673
New cytotoxic steroids from the marine sponge Dysidea fragilis coming from the lagoon of Venice
Anna Aiello, Ernesto Fattorusso, Marialuisa Menna, Rosa Carnuccio, Teresa Iuvone
Structure      13C NMR   碳谱模拟图
8 .     (22E,24S)-24-methyl-5α-cholesta-7,22-diene-3β,5,6β-tetraol
C28H48O4     相似度:85.7%
Chinese Traditional and Herbal Drugs          1994          25          342-343+390
Studies on the Chemical Constituents of Kuhonggu (Russula rosacea)(Ⅱ)
Wang Huaibin; Xu Weishen; et al(Institute of Materia Medica; Chinese Academy of Medica Sciences; Beijing);
Structure      13C NMR   碳谱模拟图
9 .     trihydroxyergosta-7,22-dien-3β,5α,6β,9α-tetraol
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