Synthesis and Chemical Characterisation of Some New Diheteroaryl Thienothiophene DerivativesReport as inadecuate




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Department of Chemistry, Faculty of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi Arabia





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Abstract Treatment of 1-5-acetyl-3,4-dimethythieno2,3-bthiophene-2ylethanone 1 with dimethylformamide dimethyl acetal afforded enaminone derivative 2, which reacted with amino derivatives to give the corresponding bis-pyrimidine, bis-pyrazole, bis-triazolo-pyrimidine and bis-benzoimidazopyrimidine derivatives.

Keywords: bis-heterocycles; DMF-DMA; bis-pyrimidine; bis-pyrazole; bis-triazolo pyrimidine bis-heterocycles; DMF-DMA; bis-pyrimidine; bis-pyrazole; bis-triazolo pyrimidine





Author: Yahia Nasser Mabkhot * , Abdullah Mohammad Al-Majid and Abdullah S. Alamary

Source: http://mdpi.com/



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