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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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yuncheng6

金虫 (小有名气)

[求助] 求助三个化合物的碳谱,谢谢大神啦! 已有1人参与

求助三个化合物的碳谱,谢谢大神啦!
R-3的碳谱为:
13.77,15.59,19.04,22.21,22.27,27.38,27.39,30.78,31.94,34.04,34.24,35.76,35.85,43.64,43.65,68.23,71.31,71.69,91.01,100.04,101.78,123.67,128.36,154.53,169.90,170.91,187.59,205.49
W-1的碳谱为:
14.24,16.02,19.52,22.84,22.89,27.47,27.48,30.63,32.05,34.00,35.81,43.80,48.29,67.94,71.4,71.77,91.08,124.45,129.28,151.83,166.01,169.63,185.10,204.17
W-2的碳谱为:
15.54,16.65,20.83,22.52,22.96,24.92,28.97,29.16,29.33,29.44,31.72,34.09,35.81,43.72,48.38,68.34,90.90,109.95,124.53,129.41,153.16,169.90,174.85,185.69,205.26
谢谢!
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yangyinhe

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yuncheng6: 金币+5, ★★★★★最佳答案 2015-03-26 23:08:44
R-3的
1 .     21-(S)-Benzoylthio-9α-fluoro-11β,17α-dihydroxy-16α-methyl-1,4-pregnadiene-3,20-dione
C29H33FO5S     相似度:58.6%
Steroids          2008          73          69-76
Expeditious synthesis of steroids containing a 2-methylsulfanyl-acetyl side chain as potential glucocorticoid receptor imaging agents
Frank Wuest, Kathryn E. Carlson, John A. Katzenellenbogen
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

2 .     Chabrolosteroid G
C28H42O4     相似度:58.6%
Bulletin of the Chemical Society of Japan          2007          80          2208-2212
New Steroids from the Soft Coral Nephthea chabrolii
Jui-Hsin Su, Fang-Yee Lin, Chang-Feng Dai, Yang-Chang Wu, Chi-Hsin Hsu, Jyh-Horng Sheu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

3 .     3β-acetoxy-20-(3-isopropylisoxazol-5-yl)-16α,20-oxy-17β-chloropregna-5-ene
C29H39ClNO4     相似度:58.6%
Russian Journal of Organic Chemistry          2001          37          787-792
Synthesis and Transformations of 20-Isoxazolylsteroids with Modified D Ring: I. Synthesis of 16α,17α-Epoxyderivatives
R. P. Litvinovskaya, S. V. Drach and V. A. Khripach
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

4 .     hydroxystemodane
C24H38O5     相似度:57.1%
Phytochemistry          2006          67          1088-1093
Bioconversion of Stemodia maritima diterpenes and derivatives by Cunninghamella echinulata var. elegans and Phanerochaete chrysosporium
Andrew S. Lamm, William F. Reynolds, Paul B. Reese
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

5 .     compound 2a
C24H38O5     相似度:57.1%
Phytochemistry          2005          66          1898-1902
Stemodane and stemarane diterpenoid hydroxylation by Mucor plumbeus and Whetzelinia sclerotiorum
Avril R.M. Chen, Peter L.D. Ruddock, Andrew S. Lamm,William F. Reynolds, Paul B. Reese
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

6 .     compound 6a
    相似度:57.1%
Phytochemistry          2005          66          1898-1902
Stemodane and stemarane diterpenoid hydroxylation by Mucor plumbeus and Whetzelinia sclerotiorum
Avril R.M. Chen, Peter L.D. Ruddock, Andrew S. Lamm,William F. Reynolds, Paul B. Reese
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

7 .     betamethasone-17-valerate
    相似度:57.1%
Magnetic Resonance in Chemistry          1995          33          501-505
Carbon-13 NMR investigations of three fluorinated steroids
Steven A. Carss, Robin K. Harris and Richard A. Fletton
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

8 .     Methyl 3α,7α-diacetyl-11b-phenylamino-12α-oxo-5β,17β-cholan-24-one
C34H47NO6     相似度:56.2%
Steroids          2012          77          1092-1100
Stereoselective synthesis of pentacyclic steroids functionalized at C-11
Malika Ibrahim-Ouali, Eugénie Romero, Khalil Hamze
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

9 .     nanjiol C
C29H46O4     相似度:55.1%
Journal of Natural Products          2002          65          1675-1677
Nanjiols A-C, New Steroids from the Chinese Soft Coral Nephthea bayeri
Zhi-Yu Shao, Da-Yuan Zhu, and Yue-Wei Guo
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

--------------------------------------------------------------------------------

10 .     (18R)-18-O-acetyl-nephthoacetal
C29H42O4     相似度:55.1%
Bioorganic & Medicinal Chemistry Letters          2013          23          1079-1082
Pentacyclic hemiacetal sterol with antifouling and cytotoxic activities from the soft coral Nephthea sp.
Jun Zhang, Liang-Chun Li, Kai-Ling Wang, Xiao-Jian Liao, Zhou Deng, Shi-Hai Xu
Structure      13C NMR    Structure & 13C NMR     碳谱模拟图
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