作者: G.H. Elgemeie , M.H. Helal , H.M. El‐Sayed
DOI: 10.1108/03699420310464801
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摘要: Several novel pyrazolo[1,5‐a]pyrimidine derivatives containing two arylazo functions were synthesised from 4‐arylazo‐3,5‐diaminopyrazoles. Such used as starting components. The characteristics of and the application properties dyes 4‐arylazo‐3,5‐diaminopyrazoles investigated reported.