The first reaction scheme(model1)is similar to that for methyl chloride synthesis and described in detail(Schmidt etal.,2013). This model assumes three main steps for the reaction(listed below). The step1, ethyl chloride formation directly from ethanol and HCl,is the main rate determining step(RDS), step2 describes the formation of the main by-product,diethyl ether,for methanol
and, finally,step3,describes the reaction of diethyl ether with HCl to for methyl chloride.