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Org Lett. 2002 Oct 31;4(22):3955-7. doi: 10.1021/ol0268135.

Oxidative aromatization of 1,3,5-trisubstituted pyrazolines and Hantzsch 1,4-dihydropyridines by Pd/C in acetic acid.

Organic letters

Natsuki Nakamichi, Yuka Kawashita, Masahiko Hayashi

Affiliations

  1. Department of Chemistry, Faculty of Science, Kobe University, Kobe 657-8501, Japan.

PMID: 12599501 DOI: 10.1021/ol0268135

Abstract

[formula: see text] 1,3,5-Trisubstituted pyrazolines and Hantzsch 1,4-dihydropyridines were converted to the corresponding pyrazoles and pyridines effectively by the treatment of a catalytic amount of Pd/C in acetic acid.

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