硫代糖苷端差异构体的质谱研究IN-BEAM MASS SPECTRAL STUDIES OF ANOMERIC PER-O-ACETYL ARYL 1-THIO GLYCOSIDES
丁毅力,刘育亭
摘要(Abstract):
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.
关键词(KeyWords): 硫代糖苷;端差异构体;质谱
基金项目(Foundation):
作者(Author): 丁毅力,刘育亭
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