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chenyayun

金虫 (小有名气)

[求助] 微谱求助 lx-2015-5-5 已有1人参与

溶剂:CDCl3

15.46,18.86,19.05,20.93,21.58,26.66,28.91,37.9,38.21,39.7,40.66,41.37,41.84,43.63,43.77,52.42,56.07,56.83,71.26,77.2,78.63,171.34.
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yangyinhe

至尊木虫 (著名写手)

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chenyayun: 金币+8, ★★★★★最佳答案, 谢谢 2015-05-23 11:02:19
1 .     16??-hydroxy-17-acetoxykauran-18-oic acid
C22H34O5     ?????:95.4%
Journal of Natural Products          1993          Vol 56          1917
New Kaurane Diterpenoids from Aster tongolensis
R. X. Tan, Y. H. Hu, Z. L. Liu, X. Pan
Structure      13C NMR    Structure & 13C NMR     ???????

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2 .     16??-hydroxy-17-acetoxy-ent-kauran-19-oic acid
    ?????:95.4%
Journal of the Chinese Chemical Society          1997          44          313-319
The Constituents from the Stems of Annona cherimola
?????(Chung-Yi Chen);?????s(Pang-Rong Chang);??????(Yang-Chang Wu)
Structure      13C NMR    Structure & 13C NMR     ???????

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




3 .     16??-hydroxy-17-acetoxy-ent-kauran-19-oic acid
    ?????:95.4%
Journal of the Chinese Chemical Society          1998          45          629-634
Lignans and Kauranes from the Stems of Annona cherimola
?????(Chung-Yi Chen);?ǖ|?f(Tung-Ying Wu);?????s(Fang-Rong Chang);??????(Yang-Chang Wu)
Structure      13C NMR    Structure & 13C NMR     ???????
2楼2015-05-23 10:35:45
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