Isoamyl Alcohol
| Agent Name | Isoamyl alcohol |
|---|---|
| CAS Number | 123-51-3 |
| Formula | C5-H12-O |
| Major Category | Solvents |
| Synonyms | Fermentation amyl alcohol, Fusel oil, Isobutyl carbinol, Isopentyl alcohol, 3-Methyl-1-butanol, Primary isoamyl alcohol |
| Category | Alcohols |
| Description | Colorless liquid with a disagreeable odor; |
| Sources/Uses | Used as a solvent, paint stripper, and intermediate in the photographic and pharmaceutical industries; [ACGIH] |
| Comments | Rabbits become stuporous after an oral dose of 0.7 g/kg. [ACGIH] |
| Exposure Assessment | |
| Skin Designation (ACGIH) | No |
| TLV (ACGIH) | 100 ppm |
| STEL (ACGIH) | 125 ppm |
| PEL (OSHA) | 100 ppm |
| MAK | 100 ppm |
| IDLH (NIOSH) | 500 ppm |
| Excerpts from Documentation for IDLHs | An oral dose of 24.3 grams has been lethal for adults [Gosselin et al. 1984]. [Note: An oral dose of 24.3 grams is equivalent to a worker being exposed to 4,000 ppm for 30 minutes, assuming a breathing rate of 50 liters per minute and 100% absorption.] |
| Vapor Pressure | 28 mm Hg |
| Odor Threshold Low | 0.02 ppm |
| Odor Threshold High | 0.07 ppm |
| RD50 | 4452 ppm |
| Explanatory Notes | Odor threshold from AIHA; |
| Flammability (NFPA) | 3: may ignite at ambient temperature |
| Adverse Effects | |
| Neurotoxin | CNS Solvent Syndrome |
| Links to Other NLM Databases | |
| Health Studies | Human Health Effects from Hazardous Substances Data Bank: ISOAMYL ALCOHOL |