Cellulose‐Sulfuric Acid as an Efficient Biosupported Catalyst in One‐Pot Synthesis of Novel Heteroaryl Substituted 1,4‐Dihydropyridines
Author(s) -
Manouchehr Mamaghani,
Khalil Tabatabaeian,
Mohaddesseh Mohammadi,
Alireza Khorshidi
Publication year - 2013
Publication title -
journal of chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.436
H-Index - 50
eISSN - 2090-9063
pISSN - 2090-9071
DOI - 10.1155/2013/490972
Subject(s) - chemistry , sulfuric acid , catalysis , cellulose , organic chemistry , solid acid , combinatorial chemistry
An efficient method for the synthesis of new heteroaryl substituted dihydropyridine derivatives via a one-pot four-component coupling reaction of heteroaldehyde, 1,3-diketone, ethylacetoacetate, and amonium acetate in the presence of cellulose-sulfuric acid as a biosupported solid acid catalyst was developed. The reaction gave the new derivatives of fused 1,4-dihydropyridines in lower reaction times and excellent yields (85–95%)
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