EC Number: 248-134-0 (dichloropropene); 208-826-5 [Annex I Index No.: 602-030-00-5] (1,3-; 8022-76-2); 201- 153-8 [Annex I Index No.: 602-079-00-2] (2,3-; 78-88-6); 233-195-8 [Annex I Index No.: 602-030-00-5] (cis-; Z; 10061-01-5)
Regulatory Authority and Advisory Bodies Carcinogenicity (542-75-6): IARC (technical grade): Animal Sufficient Evidence; Human No Adequate Data, possibly carcinogenic to humans, Group 2B, 1999; NTP (technical grade): 11th Report on Carcinogens, 2004: Reasonably anticipated to be a human carcinogen; NCI: Carcinogenesis Studies (gavage); clear evidence: mouse, rat; NIOSH: Potential occupational carcinogen, See NIOSH Pocket Guide, Appendix A.
US EPA Gene-Tox Program, Positive: Histidine reversion—Ames test.
US EPA, FIFRA 1998 Status of Pesticides: Supported. Air Pollutant Standard Set. See below, “Permissible Exposure Limits in Air” section
Clean Air Act: Hazardous Air Pollutants (Title I, Part A, Section 112).
Clean Water Act: Section 311 Hazardous Substances/RQ 40CFR117.3 (same as CERCLA, see below); 40CFR423, Appendix A, Priority Pollutants; Section 313 Water Priority
Chemicals (57FR41331, 9/9/92).
Description: 1,3-Dichloropropene is a colorless to strawcolored liquid with a sharp, sweet, irritating, chloroformlike odor. Molecular weight 5 110.97; Specific gravity (H2O:1) 5 1.21; Boiling point 5 107.7C; 103110C (mixed cis- and trans-isomers); Freezing/Melting point 5 283.8C; Vapor pressure 5 29 mmHg at 20C; Flash point 5 35C. The explosive limits are LEL 5 5.3%; UEL 5 14.5%. Hazard Identification (based on NFPA-704 M Rating System): Health 2, Flammability 3, Reactivity 0. Practically insoluble in water; solubility 5 0.2%.
Potential Exposure: Compound Description: Agricultural Chemical; Tumorigen, Mutagen; Human Data. Used as a soil fumigant prior to planting crops, such as cotton, sugar beet, potatoes; used in combinations with dichloropropanes as a soil fumigant. Workers engaged in manufacture, formulation, and application of this soil fumigant and nematocide.