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The vilsmeier‐haack reaction. IV. Reaction of phosphorus oxychloridedimethylformamide with semicarbazones
Author(s) -
Kira M. A.,
AboulEnein M. N.,
Korkor M. I.
Publication year - 1970
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.5570070102
Subject(s) - chemistry , phosphorus , organic chemistry , medicinal chemistry , combinatorial chemistry
Ketone semicarbazones react with two moles of phosphorus oxychloride‐dimethylformamide with the formation of 3‐substituted pyrazole‐4‐carboxaldehydes. Aldehyde semicarbazones give, with one mole of phosphorus oxychloride‐dimethylformamide, amidazines.
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