环己烯的制备(实验详细流程图)

OHH 3PO 4残液馏液H3PO 4OHH 2 OH+NaClNa 2 CO 3 , pH=7分液水层（下）有机层（上）NaCl,Na2CO3,H 2 O,H+OHCaCl 2蒸馏80~8