Tetrahedron Letters p. 3041 - 3042 (1998)
Update date:2022-08-12
Topics:
Manolov, Ilia I.
4-Hydroxycoumarin and Schiff bases condense in glacial acetic acid at reflux. Benzylidenephenyliminochroman or 3,3'-(p-substituted- arylmethylidene)-bis-4-hydroxycoumarin are the final products.
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