An efficient procedure for the preparation of 4methyl2thiocoumarins by the reaction of 4methylcoumarins with lawessons reagent Dedicated to Professor Dr. Lubor Fisera on the occasion of his 60thbirthday

Autor: Levai, Albert, Jek, JÓZsef
Zdroj: Journal of Heterocyclic Chemistry; May 2005, Vol. 42 Issue: 4 p739-742, 4p
Abstrakt: A simple and convenient method has been worked out for the preparation of 4methyl2thiocoumarins by the reaction of the appropriate 4methylcoumarins with Lawessons Reagent in hot anhydrous toluene.
Databáze: Supplemental Index