ORGANIC CHEMISTRY Chapter ll 11.15B The Williamson Synthesis of Ethers RONa +R—L ROR NaL AroNa ArOR L=—Br,—I,-OSO2R",-OSO2OR OK OCHoCH cha Br ( CH3)3 CONa CH3I (CH3)3COCH Department of Chemistry, Xiamen UniversityORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 11 11.15B The Williamson Synthesis of Ethers ROR' ArOR' + RONa ArONa R' L + NaL L = Br, I, OSO2R'' , OSO2OR'' OK + CH3CH2Br OCH2CH3 (CH3)3CONa + CH3I (CH3)3COCH3