Reaction of aroyl-substituted heterocycl
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Bo Liu; Mei-Xiang Wang; Zhi-Tang Huang
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Article
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1999
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Elsevier Science
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French
โ 214 KB
The 1,3-cycloaddition reaction of aroyl-substituted heterocyclic ketene aminals with nitrile imines proceeded via a nucleophilic addition followed by intramolecular cyclocondensation to give fully substituted pyrazole derivatives.