Diethylstilbestrol
CAS Number
56-53-1Synonym
Antigestil; Bufon; Comestrol; DEB; DES; Distilbene; Estrobene; Fonatol; Grafestrol; Iscovesco; Microest; Milestrol; Oestrogenine; Oestromenin; Palestrol; Serral; Sibol; Stilbetin; Stilboefral; Stilboestrol; Stilkap; Synestrin; Synthoestrin; Trans-diethylstilbesterol
Occurrence/Use
Veterinary medicine (canine incontinence). Formerly used in medicine to prevent spontaneous abortion, treat prostate cancer and breast cancer; marketing in US ended in 1997. Formerly used as growth hormone in beef and poultry industries (phased out in late 1970s).
Cancer Potency Information
| Latest Criteria: | Proposition 65 NSRLs/MADLs |
|---|---|
| Inhalation Unit Risk (μg/cubic meter)-1: | 1.0 E-1 |
| Inhalation Slope Factor (mg/kg-day)-1: | 3.5 E+2 |
| Oral Slope Factor (mg/kg-day)-1: | 3.5 E+2 |
| Comments/References: |
OEHHA 1992. Expedited Cancer Potency Values and Proposed Regulatory Levels for Certain Proposition 65 Carcinogens. |
Proposition 65
Chemical Status
| Cancer: | Currently listed |
|---|---|
| Reproductive Toxicity : | Currently listed |
Cancer
Cancer - Listing Mechanism
Labor Code
| Listed as causing : | Listed as causing: Cancer |
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| Date of Listing: |
Reproductive Toxicity
| Listed as causing: | Developmental Toxicity |
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| Developmental Toxicity | |
| Date of Listing: | |
| Basis for Listing : | Formally Required |
Safe Harbor Levels
No Significant Risk Level (NSRL)
0.002 µg/day
| Cancer | |
| Last NSRL/MADL Revision: | 1992 |
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Documents, Presentations, and Publications
| Cancer: |
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