0-01-00-00119 (Beilstein Handbook Reference) 2-Bromobutane 2-Bromobutane [UN2339] [Flammable liquid] 2-Butyl bromide 5787-31-5 78-76-2 AI3-25262 BRN 0505949 Butane, 2-bromo- CCRIS 106 EINECS 201-140-7 HSDB 2197 Methylethylbromomethane NSC 8417 SEC-BUTYL BROMIDE Secondary butyl bromide UN2339