One-pot synthesis of dihydropyrimidinones catalysed by lithium bromide: An improved procedure for the Biginelli reaction

Tetrahedron Letters

Volumn 44, Issue 13, 2003, Pages 2757-2758

  Maiti, Gourhari ^a   Kundu, Pradip ^a   Guin, Chandrani ^b  

^a JADAVPUR UNIVERSITY   (India)

^b DEPARTMENT OF MATERIALS SCIENCE   (India)

Author keywords

Biginelli reaction; Dihydropyrimidinones; Lithium bromide

Indexed keywords

ACETONITRILE; ALDEHYDE DERIVATIVE; ESTER DERIVATIVE; LITHIUM BROMIDE; LITHIUM DERIVATIVE; PYRIMIDINONE DERIVATIVE; UNCLASSIFIED DRUG; UREA;

ARTICLE; BIGINELLI REACTION; CATALYSIS; CATALYST; CHEMICAL REACTION; DRUG SYNTHESIS; POLYMERIZATION;

EID: 0037463735     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(02)02859-9     Document Type: Article

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22. ++1), 320 (65), 291 (41), 183 (100), 154 (97), 136 (87), 107 (54). All other products were characterised by spectral (NMR and IR) data and by comparison with those of authentic samples and also by the mixed-melting points with the authentic samples.