One pot synthesis of diarylpyrido[3,2-c]coumarins

One pot synthesis of diarylpyrido[3,2-c]coumarins

Various diarylpyrido[3,2‐c]coumarins 3a‐l have been synthesized in one step by reacting 4‐hydroxy coumarins 1a‐d with α,β‐unsaturated ketones 2a‐c in the presence of ammonium acetate and acetic acid under Kroehnke's reaction conditions.

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Veröffentlicht in:Journal of heterocyclic chemistry 2006-05, Vol.43 (3), p.795-798
Hauptverfasser: Pandya, Shashi U., Pandya, Urvish R., Hirani, Bhanu R., Brahmbhatt, Dinker I.
Format: Artikel
Sprache:eng
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Zusammenfassung:Various diarylpyrido[3,2‐c]coumarins 3a‐l have been synthesized in one step by reacting 4‐hydroxy coumarins 1a‐d with α,β‐unsaturated ketones 2a‐c in the presence of ammonium acetate and acetic acid under Kroehnke's reaction conditions.
ISSN:0022-152X
1943-5193
DOI:10.1002/jhet.5570430343