1,3-Butadiene, 2-chloro- 126-99-8 184963-09-5 2-Chloor-1,3-butadieen [Dutch] 2-Chlor-1,3-butadien [German] 2-Chloro-1,3-butadiene 2-Chlorobuta-1,3-diene 2-Chlorobutadiene 2-Cloro-1,3-butadiene [Italian] CCRIS 873 CHLOROPRENE Chlorobutadiene Chloropreen [Dutch] Chloropren [German, Polish] Chloroprene, inhibited [UN1991] [Flammable liquid, Poison] Chloroprene, uninhibited [Forbidden] Cloroprene [Italian] EINECS 204-818-0 HSDB 1618 NSC 18589 Neoprene UN1991 beta-Chloroprene beta-Chloroprene 2-Chloro-1,3-butadiene