1,1'-Oxybis(4-chlorobutane) 1,1'-Oxydi-4-chlorobutane 4,4'-Dichlorodibutyl ether 4-01-00-01551 (Beilstein Handbook Reference) 6334-96-9 AI3-16504 BRN 1739861 Bis(4-chlorobutyl) ether Bis-(4-chlorbut-1-yl)-ether [German] Butane, 1,1'-oxybis(4-chloro- DI(4-CHLOROBUTYL) ETHER Di(chlorobutyl)ether EINECS 228-713-4 Ether, bis(4-chlorobutyl) NSC 26978