Research Article
Cellulose-Sulfuric Acid as an Efficient Biosupported Catalyst in One-Pot Synthesis of Novel Heteroaryl Substituted 1,4-Dihydropyridines
Table 1
Synthesis of heteroaryl substituted 1,4-dihydropyridines in the presence of cellulose-sulfuric acid catalyst.
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All products were characterized by 1H NMR, 13C NMR, and IR data. bIsolated yields. cMeasured in the absence of the catalyst. |