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新型C10高碳糖的NMR和ESI-MS/MS研究
引用本文:邹大鹏,康建勋,刘宏民,许卫超,张慧君,张碧. 新型C10高碳糖的NMR和ESI-MS/MS研究[J]. 波谱学杂志, 2004, 21(4): 397-403
作者姓名:邹大鹏  康建勋  刘宏民  许卫超  张慧君  张碧
作者单位:郑州大学,化学系,河南,郑州,450052;郑州大学,化学系,河南,郑州,450052;郑州大学,化学系,河南,郑州,450052;郑州大学,化学系,河南,郑州,450052;郑州大学,化学系,河南,郑州,450052;郑州大学,化学系,河南,郑州,450052
摘    要:利用1,2-异丙基-5位苯甲酰基α-D-呋喃型木糖合成了具有潜在抗菌活性的C10高碳糖,检测了该化合物的1H、13C NMR和ESI-MS/MS图谱,确证了该化合物的结构,通过DEPT和1H-1H COSY,HMQC,HMBC等2D NMR技术对其1H和13C NMR数据进行了全归属和较详细的解析并探讨了其ESI-MS/MS质谱裂解规律.

关 键 词:NMR  归属  ESI-MS/MS  高碳糖
文章编号:1000-4556(2004)04-0397-07
收稿时间:2004-03-02
修稿时间:2004-03-02

SYNTHESIS OF A NEW C10 HIGHER CARBON SUGAR AND ITS STRUCTURE ELUCIDATION BY NMR AND ESI-MS/MS
ZOU Da-peng,KANG Jian-xun,LIU Hong-min,XU Wei-chao,ZHANG Hui-jun,ZHANG Bi. SYNTHESIS OF A NEW C10 HIGHER CARBON SUGAR AND ITS STRUCTURE ELUCIDATION BY NMR AND ESI-MS/MS[J]. Chinese Journal of Magnetic Resonance, 2004, 21(4): 397-403
Authors:ZOU Da-peng  KANG Jian-xun  LIU Hong-min  XU Wei-chao  ZHANG Hui-jun  ZHANG Bi
Affiliation:ZOU Da-peng,KANG Jian-xun,LIU Hong-min~*,XU Wei-chao,ZHANG Hui-jun,ZHANG Bi
Abstract:PDC is commonly used to oxidate the hydroxy residue in carbohydrates to produce the corresponding ketone. Treatment of 1, 2-isopropylidene-5-O-benzoyl-α-D-xylofuranose with PDC in CH2Cl2 usually yields ketone. It was found in this study, however, a new type higher carbon sugar was obtained when the solvent in the above reaction was changed. The structure of the new higher carbon sugar was elucidated by NMR and ESI-MS/MS. The complete assignment of 1H and 13C NMR chemical shifts of this compound was obtained using 2D NMR techniques, including 1H-1H COSY, HMQC and HMBC.
Keywords:NMR  ESI-MS/MS
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