1-CHLORO-1-PROPENE 1-Chloropropene 1-Chloropropylene 1-Propene, 1-chloro- 590-21-6 CCRIS 147 EINECS 209-675-8 HSDB 5706 NSC 6155 Propene, 1-chloro- Propenyl chloride Propenyl chloride (cis-, trans-)