beta-Propiolactone
CAS Number
57-57-8Synonym
Betaprone; BPL; Hydroacrylic acid, beta-lactone; 2-Oxetanone; Oxetan-2-one; 3-Propiolacetone; Propanolide; Propiolactone; 3-Propiolactone; Beta-proprolactone
Occurrence/Use
Chemical intermediate in chemical synthesis; medicine (disinfectant for vaccines, tissue grafts, blood plasma, etc.)
Cancer Potency Information
Latest Criteria: | Proposition 65 NSRLs/MADLs |
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Inhalation Unit Risk (μg/cubic meter)-1: | 4.0 E-3 |
Inhalation Slope Factor (mg/kg-day)-1: | 1.4 E+1 |
Oral Slope Factor (mg/kg-day)-1: | 1.4 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 |
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Cancer
Cancer - Listing Mechanism
State's Qualified Experts
Listed as causing : | Listed as causing: Cancer |
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Date of Listing: |
Safe Harbor Levels
No Significant Risk Level (NSRL)
0.05 µg/day
Cancer | |
Last NSRL/MADL Revision: | 1992 |
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Documents, Presentations, and Publications
Cancer: |
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