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Epichlorohydrin

CAS Number

106-89-8

Synonym

DL-a-epichlorohydrin; Chloropropylene; 1-Chloro-2,3-Epoxy Propone; (Chloromethyl) Ethylene Oxide; Chloropropylene Oxide; Ech; Glycerol Epichlorohydrin; 1-Chloro-2,3-epoxypropane; gamma-Chloropropylene oxide; chloro-2,3-epoxypropane; (chloromethyl)oxirane; 2-(Chloromethyl)oxirane; chloromethyl; 3-chloro-1,2-epoxypropane; 3-chloro-1,2-propylene oxide; alpha-epichlorohydrin; 1,2-epoxy-3-chloropropane

Occurrence/Use

Production of synthetic materials, including epoxy and phenoxy resins, synthetic glycerol, and elastomers; solvent, fumigant; chemical intermediate

Epichlorohydrin

Cancer Potency Information

Inhalation Unit Risk (μg/cubic meter)-1: 
2.3 E-5
Inhalation Slope Factor (mg/kg-day)-1: 
8.0 E-2
Oral Slope Factor (mg/kg-day)-1: 
8.0 E-2
Comments/References: 

OEHHA 2009. Air Toxics Hot Spots Program Technical Support Document for Cancer Potencies. Appendix B. Chemical-specific summaries of the information used to derive unit risk and cancer potency values. Updated 2011.

Air

Acute RELs

Acute REL (μg/m3): 
1300
Species: 
Human
Acute REL Toxicologic Endpoint: 
Respiratory and eye irritation
Acute REL Target Organs: 
Respiratory system, eyes
Severity: 
Mild
Last Acute REL Revision: 
1999
Acute Reference Exposure Levels Comments: 

Chronic REL

Chronic Inhalation REL (μg/m3): 
3
Chronic Target Organs: 
Respiratory system, eyes
Human Data: 
No
Last Chronic REL Revision: 
2000
Chronic Reference Exposure Levels Comments: 

Proposition 65

Chemical Status

Cancer: 
Currently listed
Reproductive Toxicity: 
Currently listed

Cancer

Listed as causing: 
Cancer
Date of Listing: 
10/01/1987
Basis for Listing: 
State's Qualified Experts

Reproductive Toxicity

Listed as causing: 
Male Reproductive Toxicity
Male Reproductive Toxicity
Date of Listing: 
09/01/1996
Basis for Listing: 
Authoritative Bodies-US Environmental Protection Agency

Safe Harbor Levels

Cancer
No Significant Risk Level (NSRL): 
9 µg/day