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wzh109木虫 (著名写手)
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[求助]
微谱数据求助
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13C−NMR 溶剂CD3OD SF=125 MHz 22.419,113.413 H1−NMR 溶剂CD3OD SF=500 MHz 2.1092,4.5159,4.7965,7.0545 这是一种从放线菌中纯化的抗生素，做质谱（离子源ESI、APCI）都没有响应，分子量扫描范围（300-1500）所以做了核磁通过解谱确定是什么抗生素，结果H谱和C谱出来的数据都很少，难道我纯化的抗生素是一个小分子的抗生素？ 我把H谱C谱图也上传了，麻烦各位解析一下，谢谢！  H谱.png  C谱.png |
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lifeliuyan
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【答案】应助回帖
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查询结果：共查到26个化合物(查询结果仅供参考) -------------------------------------------------------------------------------- 1 . compound 5 相似度:66.6% Zeitschrift für Naturforschung B 2009 64 223-228 Supersilylated Ethene trans-(tBu3Si)HC=CH(SitBu3) and Ethyne (tBu3Si)CºC(SitBu3) (In German) H. Vitze, U. Wietelmann, A. Murso, M. Bolte, M. Wagner, and H.-W. Lerner Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 2 . 1,3-Propanedithiol 相似度:50% Molecules 2009 14 4634-4643 3-(2-Aminophenyl)-4-methyl-1, 3-thiazole-2(3H)-thione as an Ecofriendly Sulphur Transfer Agent to Prepare Alkanethiols in High Yield and High Purity Mohammed Amine Mehdid, Ayada Djafri, Christian Roussel and Federico Andreoli Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 3 . Compound II-8 相似度:50% Helvetica Chimica Acta 1978 61 2596-2606 13C-NMR. Spectra of 4-Substituted Quinuclidines. Polar effects, Part V Konrad B. Becker and Cyril A. Grob Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 4 . Sodium 1-(pyrrolidin-1-yl)diazen-1-ium-1,2-diolate 相似度:50% Canadian Journal of Chemistry 2010 88 969-980 Novel β-galactosidase-specific O2-glycosylated diazeniumdiolate probes Barry J. Bedell, D. Scott Bohle, Zhijie Chua, Alexander Czerniewski, Alan C. Evans,and Shadreck Mzengeza Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 5 . 2,5-Dibromo-3,4-dinitrothiophene 相似度:50% Canadian Journal of Chemistry 2010 88 954-963 Iron(II) complexes containing thiophenesubstituted‘‘bispicen’’ ligands - Spin-crossover,ligand rearrangements, and ferromagnetic interactions Haojin Cheng, Brandon Djukic, Hilary A. Jenkins, Serge I. Gorelsky, and Martin T. Lemaire Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 6 . 8,9,17,18,24,25-hexaoxatrispiro[6.2.6.2.6.2]heptacosane 相似度:50% Journal of Heterocyclic Chemistry 2001 38 463-466 Differentiation between 1,2,4,5-tetraoxanes and 1,2,4,5,7,8-hexaoxonanes using 1H and 13C NMR analyses Yuxiang Dong and Jonathan L. Vennerstrom Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 7 . 1,2-piperazine dihydrochloride 相似度:50% Heterocycles 2009 79 851-863 Development of Cyclic Hydrazine and Hydrazide Type Organocatalyst Mechanistic Aspects of Cyclic Hydrazine/Hydrazide-Catalyzed Diels-Αlder Reactions Ichiro Suzuki, Ai Hirata, and Kei Takeda Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 8 . Compound 3l C6H12N6 相似度:50% Bioorganic & Medicinal Chemistry Letters 2007 17 3298-3304 Synthesis and cytotoxic activity of trisubstituted-1,3,5-triazines Kapil Arya, Anshu Dandia Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 9 . Compound 10 相似度:50% Magnetic Resonance in Chemistry 2007 45 797-800 Statistical analysis of 13C and 15N NMR chemical shifts from GIAO/B3LYP/6-311 + + G** calculated absolute shieldings (pages 797–800) Fernando Blanco, Ibon Alkorta and José Elguero Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 10 . Compound 22 相似度:50% Magnetic Resonance in Chemistry 2007 45 797-800 Statistical analysis of 13C and 15N NMR chemical shifts from GIAO/B3LYP/6-311 + + G** calculated absolute shieldings (pages 797–800) Fernando Blanco, Ibon Alkorta and José Elguero Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 11 . CBrF3 相似度:50% Magnetic Resonance in Chemistry 2001 39 386-398 13C NMR spectra of halocarbons Anthony Foris Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 12 . CHF2CHCl2 相似度:50% Magnetic Resonance in Chemistry 2001 39 386-398 13C NMR spectra of halocarbons Anthony Foris Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 13 . Acetic acid 相似度:50% Journal of Asian Natural products Research 2010 12 600-613 Irritant and co-carcinogenic diterpene esters from the latex of Euphorbia cauducifolia L. Imam Bakhsh Baloch; Musa Kaleem Baloch Structure 13C NMR 碳谱模拟图 -------------------------------------------------------------------------------- 14 . Sodium 1-(pyrrolidin-1-yl)diazen-1-ium-1,2-diolate 相似度:50% Tetrahedron Letters 2001 42 2625-2629 Synthesis of peptide-diazeniumdiolate conjugates: towards enzyme activated antitumor agents Xiaoping Tang, Ming Xian, Mohit Trikha, Kenneth V Honn, Peng George Wang Structure 13C NMR 碳谱模拟图 |
2楼2013-10-14 10:33:35
lifeliuyan
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3楼2013-10-14 10:35:52
wzh109
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4楼2013-10-14 17:39:41
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