Department of Chemistry, Faculty of Science, King Saud University, P. O. Box 2455, Riyadh 11451, Saudi Arabia.
Molecules. 2010 Dec 20;15(12):9418-26. doi: 10.3390/molecules15129418.
A facile and convenient synthesis of bis(2-(1H-benzo[d]imidazol-2(3H)-ylidene)-3-oxopropanenitrile), bis((3-amino-5-(methylthio)-1H-pyrazol-4-yl)methanone) and bis(2-thioxo-1,2-dihydropyrimidine-5-carbonitrile) derivatives incorporating a thieno- [2,3-b]thiophene moiety via versatile, readily accessible diethyl 3,4-dimethylthieno-[2,3-b]thiophene-2,5-dicarboxylate is described.
通过多功能、易于获得的二乙基 3,4-二甲基噻吩并[2,3-b]噻吩-2,5-二甲酸酯，简便地合成了含有噻吩并[2,3-b]噻吩部分的双（2-（1H-苯并[d]咪唑-2（3H）-亚基）-3-氧代丙腈）、双（（3-氨基-5-（甲基硫代）-1H-吡唑-4-基）甲酮）和双（2-硫代-1,2-二氢嘧啶-5-甲腈）衍生物。
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