The O-Alkylation of 5-Hydroxy Chromones. A Comparison of Two Non-Classical Techniques, PTC in the Absence of Solvent and Sonochemical Activation in Polar Aprotic Solvents
- 1 December 1990
- journal article
- research article
- Published by Taylor & Francis in Synthetic Communications
- Vol. 20 (22), 3411-3420
- https://doi.org/10.1080/00397919008051582
Abstract
Significant differences are observed in the reaction rates and the product distribution in the alkylation reactions of ethyl 5-hydroxy chromone-2-carboxylate with primary and secondary alkyl halides under thermal, PTC and ultrasonic conditions.Keywords
This publication has 2 references indexed in Scilit:
- Antagonists of slow reacting substance of anaphylaxis. Synthesis of a series of chromone-2-carboxylic acidsJournal of Medicinal Chemistry, 1977
- ChromonesProceedings of the Indian Academy of Sciences - Section A, 1953