ChemInform Abstract: Chemical Modificati
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O. A. Luzina; M. P. Polovinka; N. F. Salakhutdinov; G. A. Tolstikov
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Article
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2010
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John Wiley and Sons
β 22 KB
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## Abstract The reaction of (+)βusnic acid (I) with arylhydrazines (II) leads to the fused pyrazole derivatives (III), whilst the reaction with nitrophenylhydrazines (V) gives rise to hydrazones (V).