.beta.,.beta.'-Dichlorodiethyl ether .beta.,.beta.'-Dichloroethyl ether 1,1'-Oxybis[2-chloroethane] 1,5-Dichloro-3-oxapentane 1-Chloro-2-(.beta.-chloroethoxy)ethane 111-44-4 2,2'-Dichloorethylether 2,2'-Dichlor-diaethylaether 2,2'-Dichlorethyl ether 2,2'-Dichlorodiethyl ether 2,2'-Dichloroethyl ether 2,2'-Dicloroetiletere 2-Chloroethyl ether Bis(.beta.-chloroethyl) ether Bis(2-chloroethyl) ether Bis(chloro-2-ethyl) oxide Bis(chloroethyl) ether Chlorex Chloroethyl ether Clorex DCEE Di(.beta.-chloroethyl) ether Di(2-chloroethyl) ether Dichlorodiethyl ether Dichloroether Dichloroethyl ether Dichloroethyl oxide Dwuchlorodwuetylowy eter ENT 4,504 Ethane, 1,1'-oxybis[2-chloro- Ether dichlore Ether, bis(2-chloroethyl) Khloreks NSC406647 Oxyde de chlorethyle WLN: G2O2G sym-Dichloroethyl ether