二溴乙烷制备乙二醇?乙二醇制备二溴乙烷、需要化学方程式即可

问题描述:

二溴乙烷制备乙二醇?乙二醇制备二溴乙烷、需要化学方程式即可

CH2Br-CH2Br+2H2O单箭头[催化剂]CH2OH-CH2OH+2HBr
CH2OH-CH2OH单箭头[浓H2SO4,j加热]CH2=CH2+H2O,
CH2=CH2+Br2单箭头[催化剂]CH2Br-CH2Br

CH2BrCH2Br+2NaOH=加热=CH2OHCH2OH+2NaBr
CH2OHCH2OH+2HBr==CH2BrCH2Br+2H2O