Chlorodiazaphospholines as intermediates
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Graziano Baccolini; Daniele Biondi
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Article
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1993
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John Wiley and Sons
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English
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New derivatives of 1,2-dihydro-2-alkenyl-3H-pyrazoC 3-ones 6 and 7 have been synthesized at room temperature by a one-pot two-step reaction of PCZ,, a ketone methylhydrazone, and a f3-keto ester. With ketone methylhydrazones bearing at least a phenyl group in the a-positions to the C=N bond and in t