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新疆大学化学系,新疆大学化学系,
Published:1990
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[1]丁毅力,刘育亭.硫代糖苷端差异构体的质谱研究[J].新疆大学学报(自然科学版),1990(02):56-58.
丁毅力, 刘育亭. 硫代糖苷端差异构体的质谱研究[J]. Journal of Xinjiang University (Natural Science Edition in Chinese and English), 1990, (2).
[1]丁毅力,刘育亭.硫代糖苷端差异构体的质谱研究[J].新疆大学学报(自然科学版),1990(02):56-58. DOI:
丁毅力, 刘育亭. 硫代糖苷端差异构体的质谱研究[J]. Journal of Xinjiang University (Natural Science Edition in Chinese and English), 1990, (2). DOI:
用70eV 和20eV 电子束离解源
研究硫代糖苷的α、β-端差异构体
发现该异构体的裂解途径相同
但在高质量区内
α峰的强度均大于β峰的强度
在70eV下
β异构体的分于离子峰消失。这表明β异构体较α异构体更容易裂解.
The mass spectra of per-O-acetyl o-tolyl 1-thio β-D-glucopyranoside
β-D-galactopyranoside
α-and β-D-xylopyranoside
α-an β-D-lactopyranoside
and α-D-maltopyranoside
by in-beam electron ionization are reported.Theirfragmentation pattern is proposed
and the difference between the α anomer andβ anomer in mass spertra is discussed.
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