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Synthesis of novel 4‐pyrazolyl‐2‐oxo‐1,2,3,4‐tetrahydropyrimidines promoted by phosphotungstic acid
Author(s) -
Sivaprasad Ganesabaskaran,
Peramal Paramasivan T.
Publication year - 2005
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570420518
Subject(s) - chemistry , phosphotungstic acid , ethyl acetoacetate , urea , aldehyde , pyrazole , organic chemistry , catalysis
Phosphotungstic acid, a keggin's type heteropoly acid catatalysed Biginelli reaction was carried out using pyrazole aldehyde, ethyl acetoacetate and urea to synthesis novel 4‐pyrazolyl ‐2‐oxo‐1,2,3,4‐tetrahydropy‐ rimidines.