Styrene Oxide

CAS Number

96-09-3

Synonym

Epoxyethylbenzene; Epoxystyrene; NCI-C54977; Phenethylene oxide; 1-phenyl-1,2-epoxyethane; 1,2-Epoxyethylbenzene; Phenylethylene oxide; Phenyloxirane; Styrene epoxide; Styrene 7,8-oxide; Styryl oxide

Occurrence/Use

Reactive plasticizer or diluent for epoxy resins, treatment of fibers and textiles; production of phenethyl alcohol, styrene glycol and its derivatives; chemical intermediate in production of agricultural and biological chemicals, cosmetics and surface coatings

Cancer Potency Information

Latest Criteria: Proposition 65 NSRLs/MADLs
Inhalation Unit Risk (μg/cubic meter)-1: 4.6 E-5
Inhalation Slope Factor (mg/kg-day)-1: 1.6 E-1
Oral Slope Factor (mg/kg-day)-1: 1.6 E-1
Comments/References:

OEHHA 1992. Expedited Cancer Potency Values and Proposed Regulatory Levels for Certain Proposition 65 Carcinogens.

Proposition 65

Chemical Status

Cancer: Currently listed

Cancer

Cancer - Listing Mechanism
State's Qualified Experts
Listed as causing : Listed as causing: Cancer
Date of Listing:

Safe Harbor Levels

No Significant Risk Level (NSRL)
4 µg/day
Cancer
Last NSRL/MADL Revision: 1992

Documents, Presentations, and Publications

Cancer: