Title of article
New synthetic approach to [1]benzopyrano[4,3-b]pyridin-5-one derivatives
Author/Authors
Beccalli، نويسنده , , Egle M. and Contini، نويسنده , , Alessandro and Trimarco، نويسنده , , Pasqualina، نويسنده ,
Issue Information
هفته نامه با شماره پیاپی سال 2004
Pages
3
From page
3447
To page
3449
Abstract
A new synthesis of [1]benzopyrano[4,3-b]pyridin-5-ones 4 was developed starting from 3-formyl-coumarin N-functionalized amidines 3. The reaction is based likely on the intramolecular cyclocondensation of the C-α amidinic carbanion in basic medium on the formyl group.
Keywords
3-b]pyridin-5-ones , aldols , Intramolecular cyclization , 3-Formylcoumarin amidines
Journal title
Tetrahedron Letters
Serial Year
2004
Journal title
Tetrahedron Letters
Record number
1841409
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