Synthesis of new 4-(pyrimidin-4-yl)pyrazol-3-one derivatives
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Add time:07/15/2019 Source:sciencedirect.com
New 4-(2-R-pyrimidin-4-yl)-5-methyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-ones were obtained by reaction of difluoroboron chelate of 4-acetyl-5-hydroxy-3-methyl-1-phenyl-1H-pyrazole with guanidine and its derivatives.
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