PROCESS FOR PREPARATION OF 5-M-TOLYLOXYURACIL

摘要

5-m-Tolyloxyuracil(I) was prepd. by treating 3-MeC6H4OH with BrCH2CO2Et, formylating 3-MeC6H4OCH2CO2Et, treating Et α-formyl-m-tolyloxyacetate Na salt with thiourea, and oxidizing the resulting thiouracil.