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超级活性黑的偶氮-腙结构研究

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Indexed by:期刊论文

Date of Publication:2013-10-28

Journal:染料与染色

Issue:05

Page Number:1-5+62

ISSN No.:1672-1179

Key Words:活性染料;超级活性黑;偶氮-腙式互变异构体;活性黄;核磁共振;电喷雾串联质谱

Abstract:偶氮型活性染料的偶氮或醌腙结构直接影响其性能。通过核磁共振谱和电喷雾串联质谱研究可以确定其稳定结构。在超级活性黑的三原色组分中,藏青、深红色组分的稳定结构为偶合组分中羟基一侧呈腙体结构,而氨基一侧呈偶氮体结构;黄色组分采用核磁和电喷雾串联质谱可以确证,在三次偶合的过程中,氨基苯磺酸为重氮组分的一侧已由偶氮体转化为腙体。本文给出了超级活性黑中黄色组分的正确结构。

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