1,2-Epoxybutane (EBU)
CASRN 106-88-7 | DTXSID6020569
- IRIS Summary (PDF) (13 pp, 121 K)
On this page:
Noncancer Assessment
Reference Dose for Oral Exposure (RfD) (PDF) (13 pp, 121 K) Last Updated:
Not assessed under the IRIS Program.
Reference Concentration for Inhalation Exposure (RfC) (PDF) (13 pp, 121 K) Last Updated: 05/01/1992
| System | RfC (mg/m3) | Basis | PoD | Composite UF | Confidence |
|---|---|---|---|---|---|
| Respiratory | 2 x 10 -2 | Degenerative lesions of the nasal cavity |
LOAEL
(HEC):
4.8
mg/m3 |
300 | Medium |
Cancer Assessment
Weight of Evidence for Cancer (PDF)
(13 pp, 121 K)
Not assessed under the IRIS Program.
Quantitative Estimate of Carcinogenic Risk from Oral Exposure (PDF) (13 pp, 121 K)
Not assessed under the IRIS Program.
Quantitative Estimate of Carcinogenic Risk from Inhalation Exposure (PDF) (13 pp, 121 K)
Not assessed under the IRIS Program.
Other EPA Information
- Human Health Benchmarks for Pesticides (HHBP). This database provides human health benchmarks for pesticides that may be present in drinking water.
- Office of Pesticide Programs Pesticide Chemical Search. This database provides links to health effects information and registration status for pesticides.
- Chemistry Dashboard. This database provides information on chemical structures, experimental and predicted physicochemical, and toxicity data.
Critical Effects
Chemical Structure
Synonyms
- Bthylethylene oxide
- Butane, 1,2-epoxy-
- Butylene oxide
- Epoxybutane (EBU)
- n-Butene-1,2-oxide
- 1,2-Butene oxide
- 1,2-Butylene oxide
- 1,2-Epoxybutane
- 1-Butene oxide
- 1-Butylene oxide
- 106-88-7
- 2-Ethyloxirane