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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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think3

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[求助] 微谱求助,悬赏20金币!谢谢啦~ 已有1人参与

溶剂:氘代氯仿

碳谱:
11.87,11.99,12.06,12.27,18.79,18.99,19.03,19.41,19.84,21.09,21.23,23.06,24.31,24.37,25.43,26.04,28.26,28.94,29.13,31.66,31.90,33.94,36.16,36.51,37.25,
39.68,39.77,40.52,42.22,42.30,45.82,50.12,51.24,55.94,56.04,56.76,56.87,71.82,121.74,129.26,138.34,140.76
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seuseasoar

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【答案】应助回帖

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感谢参与,应助指数 +1
think3: 金币+20, ★★★很有帮助 2015-05-21 10:01:05
1 .     stigmasteryl-3??-arachidate
C49H86O2     ?????:83.7%
Asian Journal of Chemistry          2014          26          3018-3020
Stigmasteryl Arachidate Constituent from the Straw of Oryza sativa
ILL-MIN CHUNG, JAE-YEON YOON, SEUNG-HYUN KIM and ATEEQUE AHMAD
Structure      13C NMR    Structure & 13C NMR     ???????
2 .     aglycone-II
    ?????:76.7%
Yakugaku Zasshi          1983          103          43-48
The Principles of Tetragonia tetragonoides Having an Antiulcerogenic Activity. I. Isolation and Identification of Sterylglucoside Mixture (Compound A)
EMI OKUYAMA, MIKIO YAMAZAKI
Structure      13C NMR    Structure & 13C NMR     ???????
3 .     ??-sitosterol
    ?????:76.1%
Chemistry of Natural Compounds          1999          35          646-649
13C NMR SPECTRA OF II-SITOSTEROL DERIVATIVES WITH OXIDIZED RINGS A AND B
N. V. Kovganko, Zh. N. Kashkan,E. V. Borisov, and E. V. Batura
Structure      13C NMR    Structure & 13C NMR     ???????
4 .     mixture of ??-sitosterol-3-O-??-D-glucoside and stigmasterol-3-O-??-D-glucoside
    ?????:76.1%
The Chinese Pharmaceutical Journal          2003          55          109-119
Antiproliferative Constituents from Gynura divaricata subsp. formosana
Sheng-Chih Chen*, Li-Ling Hong, Chung-Yang Chang, Chun-Jen Chen, Mei-Hua Hsu, Yuan-Chao Huang, Tai-Hung Huang and Sheng-Chu Kuo
Structure      13C NMR    Structure & 13C NMR     ???????
5 .     ??-sitosterol-3-O-??-D-glucoside and stigmasterol-3-O-??-D-glucoside
    ?????:76.1%
The Chinese Pharmaceutical Journal          2000          52          261-273
Studies on Anti-inflammatory Constituents of Leucas Mollissima WALL. var. Chinensis Benth
????(Chen-Ting Ku), ??????(Sheng-Chih Chen), ???^?(Jih-Pyang Wang), ???I(Jin-Bin Wu), ??????(Sheng-Chu Kuo)
Structure      13C NMR    Structure & 13C NMR     ???????
6 .     compound A
    ?????:73.9%
Yakugaku Zasshi          1983          103          43-48
The Principles of Tetragonia tetragonoides Having an Antiulcerogenic Activity. I. Isolation and Identification of Sterylglucoside Mixture (Compound A)
EMI OKUYAMA, MIKIO YAMAZAKI
Structure      13C NMR    Structure & 13C NMR     ???????
7 .     sitosteryl-??-D-glucopyranoside tetraacetate
    ?????:73.8%
Phytochemistry          1991          30          3383-3387
Steroids and triterpenoids from Rosa laevigata
Jim-Min Fang, Kuang-Chaun Wang, Yu-Shia Cheng
Structure      13C NMR    Structure & 13C NMR     ???????
8 .     ??-sitosterol-3-O-??-D-glucoside-6'-O-eicosanate
    ?????:73.8%
Chinese Traditional and Herbal Drugs          2002          33          6-8
New steroid glycoside derivatives from Stelmatocrypton khasianum
New steroid glycoside derivatives from Stelmatocrypton khasianum
Structure      13C NMR    Structure & 13C NMR     ???????
9 .     crotasteroiridocin
C39H64O3     ?????:73.8%
Zeitschrift f??r Naturforschung B          2006          61          629-635
Behavior of 1,3-Di(tert-butyl)-2,4-bis(tetramethylpiperidino)-1,3,2,4-di-phospha-diboretane towards Boron Halides and Adduct Formation of a Bicyclo[1.1.0]diphosphadiboretane with Tris(pentafluorophenyl)borane
K. Knabel, H. Nöth, and R. T. Paine
Structure      13C NMR    Structure & 13C NMR     ???????

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尼赫
2楼2015-05-20 15:54:25
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think3

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引用回帖:
2楼: Originally posted by seuseasoar at 2015-05-20 15:54:25
1 .     stigmasteryl-3β-arachidate
C49H86O2     相似度:83.7%
Asian Journal of Chemistry          2014          26          3018-3020
Stigmasteryl Arachidate Constituent from the Straw of Oryza  ...

太感谢啦~~~
3楼2015-05-20 18:59:14
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