3-Amino-6-ethoxy-4-phenyl-1H-pyrrolo[2,3-b]pyridine-2,5-dicarbonitrile

3-Amino-6-ethoxy-4-phenyl-1H-pyrrolo[2,3-b]pyridine-2,5-dicarbonitrile
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DOI:
10.3390/m691
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发表时间:
2010-08
期刊:
影响因子:
0.6
通讯作者:
P. Koutentis;Sophia S. Michaelidou
P. Koutentis;Sophia S. Michaelidou
中科院分区:
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文献类型:
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作者:
P. Koutentis;Sophia S. Michaelidou

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(Z)-2-(4-Chloro-5H-1,2,3-dithiazol-5-ylideneamino)-6-ethoxy-4-phenylpyridine-3,5-dicarbonitrile-1,当用三苯基膦(4当量)或聚合物结合的三苯基膦(5当量)在二氯甲烷中,室温下反应3天,3‑amino-6-ethoxy-4-phenyl-1H-pyrrolo[2,3-b]pyridine-2,5-dicarbonitrile-2的产率为60-62%。
(Z)-2-(4-Chloro-5H-1,2,3-dithiazol-5-ylideneamino)-6-ethoxy-4-phenylpyridine-3,5-dicarbonitrile 1, when treated with either triphenylphosphine (4 equiv.) or polymer bound triphenylphosphine (5 equiv.) in dichloromethane at room temperature for 3 days affords 3‑amino-6-ethoxy-4-phenyl-1H-pyrrolo[2,3-b]pyridine-2,5-dicarbonitrile 2 in 60–62% yields.