Furthermore, it facilitates the simultaneous distillation of {TAIL ~ the more volatile alkanol byproduct} from {HEAD ~ the reaction mixture} 
Furthermore , it facilitates the simultaneous distillation of { TAIL ~ the more volatile alkanol byproduct } from { HEAD ~ the reaction mixture }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD