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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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zyl812

铁杆木虫 (职业作家)

应助: 4 (幼儿园)
金币: 12600.7
散金: 20
帖子: 3264
在线: 110小时
虫号: 1655630
注册: 2012-03-01
性别: GG
专业: 天然有机化学

[求助] 甾体类已有1人参与

碳谱：12.88,17.57,18.18,19.65,19.95,20.64,20.88,23.41,28.65,29.70,30.13,33.07,34.70，36.94,36.97,39.35,39.73,42.78,44.57,51.10,51.69,56.21,66.47,76.81,77.02,77.23,79.43,82.16,130.75,132.32,135.20,135.42
溶剂：氘代氯仿

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1楼 2014-08-22 11:20:49

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

专家经验: +726
PhEPI: 3
应助: 1928 (讲师)
贵宾: 0.598
金币: 7869.1
散金: 10156
红花: 100
帖子: 3780
在线: 1007.1小时
虫号: 2088618
注册: 2012-10-26
性别: GG
专业: 抗肿瘤药物药理
管辖: 药学

【答案】应助回帖

感谢参与，应助指数 +1

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6663个化合物(查询结果仅供参考)
1 .    (22E)-5a,8a-epidioxyergosta-6,22-dien-3b-ol
相似度:87.5%
Chemistry & Biodiversity       2008       Vol. 5       743
Chemical Constituents of Stereum subtomentosum and Two Other Birch-Associated Basidiomycetes: An Interspecies Comparative Study
Simona Hybelbauerová, Jan Sejbal, Martin Dračínsky , Alice Hahnová, and Bohumír Koutek
Structure    13C NMR 碳谱模拟图
2 .    5α,8α-Epidioxyergosta-6,22-dien-3β-ol
相似度:87.5%
Helvetica Chimica Acta       2004       Vol. 87       1912
Vibratilicin: a Novel Compound from the Basidiomycete Cortinarius vibratilis
Fei Wang, Jian-Wen Tan, and Ji-Kai Liu
Structure    13C NMR 碳谱模拟图
3 .    5, 8-Epidioxy-5α, 8α-ergosta-6, 22E-dien-3β-ol
C28H44O3    相似度:87.5%
Acta Botanica Yunnanica       2002       24(4)       525-530
Constituents from Thamnolia vermicularis
J IANGBei,ZHAO Qin-Shi,PENGLi-Yan,LIN Zhong-Wen,SUN Han-Dong
Structure    13C NMR 碳谱模拟图
4 .    5α, 8α-epidioxy-(22E, 24R)-ergosta-6, 22-dien-3β-ol
C28H46O    相似度:87.5%
Acta Botanica Yunnanica       2001       23(3)       385-393
The Constituents of Russula ochroleuca Basidiomycetes
GAO Jin-Ming,SHENGJie,YANG Xue,LIU Ji-Kai
Structure    13C NMR 碳谱模拟图
5 .    5α,8α-epidioxy-(22E,24R)-ergosta-6,22-dien-3β-ol
C28H44O3    相似度:87.5%
Acta Botanica Yunnanica       2000       22(1)       85-89
The Constituents of the Basidiomycetes Russula cyanoxantha
GAO Jin-Ming, DONG Ze-Jun,LIU Ji-Kai
Structure    13C NMR 碳谱模拟图
6 .    5α, 8α-epidioxyergosta-3 β-6, 22-diene
相似度:87.5%
Acta Botanica Yunnanica       1998       20(3)       362-368
Dammarane Triterpenoids from Dysoxylum hongkongense
ZHANG Qi-Feng 　LUO Shi-De 　WANG Hui-Ying
Structure    13C NMR 碳谱模拟图
7 .    5α,8α-epidioxy-(22E,24R)-ergosta-6,22-dien-3β-ol
C28H44O3    相似度:87.5%
Chemistry of Natural Compounds       2009       45       759-761
STEROIDS AND OTHER CONSTITUENTS FROMTHE MUSHROOM Armillaria lueo-virens
Hui-Yan Xiong, Dong-Qing Fei, Jin-Song Zhou,Chun-Jiang Yang,and Guo-Liang Ma
Structure    13C NMR 碳谱模拟图
8 .    5α,8α-epidioxyergosta-6,22-dien-3β-ol
C28H44O3    相似度:87.5%
Acta Botanica Boreali-Occidentalia Sinica       2009       29       2115-2117
Chemical Composition of the Fruiting Bodies of Helvella elastica
MA Bing-ji, SHEN Jin-wen, YU Hai-you, LI Wen, RUAN Yuan
Structure    13C NMR 碳谱模拟图
9 .    ergosterol peroxide
相似度:87.5%
Acta Botanica Sinica       1999       41       107-110
Chemical constituents of the Anemone tomentosa Root
Wang Jun-Ru, Peng Shu-Lin, Wang Ming-Kui, Feng Jun-Tao, Ding Li-Sheng
Structure    13C NMR 碳谱模拟图
10 .    5α,8α-Epidioxy-(20S,22E,24R)-ergosta-6,22-dien-3β-ol
相似度:87.5%
Molecules       2008       13       2474-2481
Norcyperone, a Novel Skeleton Norsesquiterpene from Cyperus rotundus L.
Yan Xu, Hong-Wu Zhang, Chang-Yuan Yu, Yang Lu, Ying Chang and Zhong-Mei Zou
Structure    13C NMR 碳谱模拟图
11 .    (22E,24S)-5α ,8α-epidioxy-24-methyl-cholesta-6,22-dien-3 β-ol
相似度:87.5%
Steroids       2009       74       73-80
5α,8α-Epidioxysterols from the gorgonian Eunicella cavolini and the ascidian Trididemnum inarmatum: Isolation and evaluation of their antiproliferative activity
Efstathia Ioannou, Ayman F. Abdel-Razik, Maria Zervou, Dimitrios Christofidis, Xanthippi Alexi, Constantinos Vagias, Michael N. Alexis, Vassilios Roussis
Structure    13C NMR 碳谱模拟图
12 .    ergosta-6,22-dien-3β,5,8α-triol
C28H46O3    相似度:87.5%
Natural Product Research       2009       23       293-300
(22E)-Ergosta-6,22-diene-3β,5α,8α-triol: A new polyhydroxysterol isolated from Lentinus edodes (Shiitake)
A. Rivera; O. L. Benavides; J. Rios-Motta
Structure    13C NMR 碳谱模拟图
13 .    5α,8α-epidioxy-(22E,24R)-ergosta-6,22-dien-3β-ol
相似度:87.5%
China Journal of Chinese Materia Medica       2009       34       414-418
Chemical constituents in roots of Osbeckia opipara
WANG Hongsheng, WANG Yuehu, SHI Yana, LI Xingyu, LONG Chunlin
Structure    13C NMR 碳谱模拟图

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