Isoamyl alcohol

Agent Name
Isoamyl alcohol
CAS Number
123-51-3
Formula
C5-H12-O
Major Category
Solvents
Isoamyl alcohol formula graphical representation
Synonyms
1-Butanol, 3-methyl-; 2-Methyl-4-butanol; 3-Methylbutan-1-ol; 3-Methylbutanol; 3-Metil-butanolo [Italian]; Alcool amilico [Italian]; Alcool isoamylique [French]; Amylowy alkohol [Polish]; Fermentation amyl alcohol; Fusel Oil; ISOAMYLALCOHOL; Iso-amylalkohol [German]; Isoamyl alcohol (natural); Isoamyl alkohol [Czech]; Isoamylol; Isobutyl carbinol; Isobutylcarbinol; Isopentanol; Isopentyl alcohol; Primary isoamyl alcohol; [ChemIDplus]l
Category
Alcohols (<C12)
Description
Colorless liquid with a disagreeable odor; [NIOSH]
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] A skin, eye, and respiratory tract irritant; May have effects on the CNS if ingested; [ICSC]
Biomedical References

Exposure Assessment

Skin Designation (ACGIH)
Insufficient data
TLV (ACGIH)
100 ppm
STEL (ACGIH)
125 ppm
PEL (OSHA)
100 ppm
MAK
20 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
2.37 mm Hg
Odor Threshold Low
0.02 ppm
Odor Threshold High
0.07 ppm
RD50
4452 ppm
Explanatory Notes
Odor threshold from AIHA; Flash point = 43 deg C; VP from HSDB;
NFPA
high ambient temp required
WEEL
100 ppm

Adverse Effects

Neurotoxin
Acute solvent syndrome

Diseases, Processes, and Activities Linked to This Agent

Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: