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不论多少次

木虫 (小有名气)

[求助] 求助微谱数据!

29.35,30.05,38.76,38.85,67.39,67.78,73.79,79.91,80.03,83.86,84.03,96.18,96.47,91.17,97.62,97.73,99.52,101.52,107.18,107.41,108.28,108.72,114.84,115.28,115.95,116.00,116.08,116.32,116.45,119.16,120.25,120.50,121.19,131.72,132.27,132.43,132.57,145.57,145.64,145.94,146.04,146.12,146.46,155.38,155.80,155.86,156.29,156.36,157.18,157.26,157.31,157.50,158.53,158.68
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wq0616

铁杆木虫 (正式写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
不论多少次: 金币+15, ★★★★★最佳答案 2013-03-21 10:57:21
查询结果:共查到6个化合物(查询结果仅供参考)
1 .     procyanidin B4
C30H26O12     相似度:96.2%
Heterocycles          2009          79          549-563
An Efficient Synthesis of Procyanidins Using Equimolar Condensation of Catechin and/or Epicatechin Catalyzed by Ytterbium Triflate
Yoshihiro Mohri, Masayoshi Sagehashi, Taiji Yamada, Yasunao Hattori, Keiji Morimura, Yasunori Hamauzu, Tsunashi Kamo, Mitsuru Hirota, and Hidefumi Makabe
Structure      13C NMR   碳谱模拟图
2 .     catechin-(4α→8)-ent-epicatechin
C30H26O12     相似度:82.1%
Heterocycles          2007          74          595-605
New Dimeric Flavans from Gambir, an Extract of Uncaria gambir
Shoko Taniguchi, Kayo Kuroda, Naomi Yoshikado, Kou-ichi Doi, Masahiro Tanabe, Takashi Shibata, Takashi Yoshida, and Tsutomu Hatano
Structure      13C NMR   碳谱模拟图
3 .     procyanidin B3
C30H26O12     相似度:79.6%
Heterocycles          2009          79          549-563
An Efficient Synthesis of Procyanidins Using Equimolar Condensation of Catechin and/or Epicatechin Catalyzed by Ytterbium Triflate
Yoshihiro Mohri, Masayoshi Sagehashi, Taiji Yamada, Yasunao Hattori, Keiji Morimura, Yasunori Hamauzu, Tsunashi Kamo, Mitsuru Hirota, and Hidefumi Makabe
Structure      13C NMR   碳谱模拟图
4 .     procyanidin B3 3''-O-gallate
C37H30O16     相似度:65.5%
Heterocycles          2006          67          175-188
Synthesis of Galloyl-substituted Procyanidin B4 Series, and Their DPPH Radical Scavenging Activity and DNA Polymerase Inhibitory Activity
Hironori Sakuda, Akiko Saito,* Yoshiyuki Mizushina, Hiromi Yoshida, Akira Tanaka, and Noriyuki Nakajima*
Structure      13C NMR   碳谱模拟图
5 .     Mixture of the proanthocyanidins 2 and 3
    相似度:64.8%
Journal of Natural Products          2009          72          1195-1197
Amaiouine, a Cyclopeptide Alkaloid from the Leaves of Amaioua guianensis
Pollyanna Laurindo de Oliveira, Clara M. A. Tanaka, Lucília Kato, Cleuza C. da Silva, Rebeca Previate Medina,Aline P. Moraes, José R. Sabino, and Cecília M. A. de Oliveira
Structure      13C NMR   碳谱模拟图
6 .     catechin-3-O-β-D-glucopyrano-(4→8)-catechin-3-O-β-D-gluco(2-cinnamoyl)pyranoside
C51H52O23     相似度:51.8%
Phytochemistry          2004          65          351-358
Cinnamoyl glucosides of catechin and dimeric procyanidins from young leaves of Inga umbellifera (Fabaceae)
John Lokvam, Phyllis D.Coley, Thomas A.Kursar
Structure      13C NMR   碳谱模拟图
艰难困苦,玉汝于成。
2楼2013-03-19 09:56:40
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