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新型2-甲基-5-羟基-7-氨基-吡唑［1，5-a］并嘧啶衍生物的合成

Nan ZHOU,Chao-jun CHEN,Yuan LU,Shi-kui WU,Rong-yan WANG

Chinese Journal of Synthetic Chemistry（2016）

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Abstract
以3-甲基-5-氨基-吡唑和氰乙酸乙酯为原料，合成了2-甲基-5-羟基-7-氨基-吡唑[1，5-a]并嘧啶（2）；2与芳胺的重氮盐溶液反应，合成了7个新型的2-甲基-5-羟基-6-芳基偶氮-7-亚氨基-吡唑[1，5-a]并嘧啶衍生物，收率87％～93％，其结构经1 H NMR， IR和ESI-MS表征。
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Key words
3-methyl-5-amino-pyrazole,ethyl cyanoacetate,2-methyl-5-hydroxy-7-amino-pyrazole[1,5-a]-pyrimidine derivative,synthesis
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