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雪花漫天1987

银虫 (小有名气)

[求助] 化合物微谱求助,急用,大神们帮帮忙啊! 已有1人参与

DAEP08
13C NMR (101 MHz, Pyr) δ15.39, 16.68, 17.68, 18.82, 18.99, 19.71, 20.97, 21.43, 29.61, 30.49, 32.00, 32.16, 32.56, 32.63, 37.44, 37.81, 39.36, 40.18, 40.79, 42.30, 50.60, 56.96, 63.22, 63.77, 67.20, 69.97, 71.11, 72.68, 72.80, 72.97, 73.13, 73.81, 74.04, 74.41, 77.85, 78.00, 79.03, 79.64, 81.44, 100.80, 102.50, 103.46, 109.60, 122.17, 141.12, 170.86.
鉴于上个求助有虫友说我格式不对,下面再放个数字由大到小排列的,各位帮帮忙啦,急用!
DAEP08
13C NMR (101 MHz, Pyr) δ 170.86, 141.12, 122.17, 109.60, 103.46, 102.50, 100.80, 81.44, 79.64, 79.03, 78.00, 77.85, 74.41, 74.04, 73.81, 73.13, 72.97, 72.80, 72.68, 71.11, 69.97, 67.20, 63.77, 63.22, 56.96, 50.60, 42.30, 40.79, 40.18, 39.36, 37.81, 37.44, 32.63, 32.56, 32.16, 32.00, 30.94, 30.49, 29.61, 21.43, 20.97, 19.71, 18.99, 18.82, 17.68, 16.68, 15.39.
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yangyinhe

至尊木虫 (著名写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
雪花漫天1987: 金币+10, 有帮助 2015-04-13 22:46:24
雪花漫天1987(卓越_先锋代发): 金币+5 2015-05-08 19:46:41
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Preparative separation of dioscin derivatives from Dioscorea villosa by centrifugal partition chromatography coupled with evaporative light scattering detection
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Structure      13C NMR    Structure & 13C NMR     碳谱模拟图

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5 .     dioscin
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Korean Journal of Pharmacognosy          2001          32(2)          153-156
Isolation and Quantitative Determination of Dioscin from Smilacis Chinae Radix
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5楼2015-04-13 22:06:17
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雪花漫天1987

银虫 (小有名气)

自己给自己顶起来!!有资源的虫友帮帮忙吧!谢谢啦!
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2楼2015-04-13 20:15:10
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yangyinhe

至尊木虫 (著名写手)

两个格式都不对,从小到到,不空格,一位小数
3楼2015-04-13 21:43:50
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雪花漫天1987

银虫 (小有名气)

引用回帖:
3楼: Originally posted by yangyinhe at 2015-04-13 21:43:50
两个格式都不对,从小到到,不空格,一位小数

13C NMR (101 MHz, Pyr) δ15.3,16.6,17.6,18.8,19.0,19.7,21.0,21.4,29.6,30.5,32.0,32.2,32.6,32.6,37.4,37.8,39.4,40.2,40.8,42.3,50.6,57.0,63.2,63.8,67.2,70.0,71.1,72.7,72.8,73.0,73.1,73.8,74.0,74.4, 77.8,78.0,79.0,79.6,81.4,100.8,102.5,103.5,109.6, 122.2,141.1,170.9.
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4楼2015-04-13 22:03:53
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