Silica-ZnCl2 continues to be found to become a competent and eco-friendly catalyst for the formation of substituted 4-methylcoumarins from ethyl acetoacetate and substituted phenols under Rabbit Polyclonal to TNAP2. “nice” conditions within an essential oil bath in 80°C. of many chemical substance libraries. A lot of solid-supported reagents like SiO2-SO3H [2] PPA-SiO2 [3] and HClO4-SiO2… Continue reading Silica-ZnCl2 continues to be found to become a competent and eco-friendly