Agent Name |
tert-Butyl alcohol |
Alternative Name |
tert-Butanol |
CAS Number |
75-65-0 |
Formula |
C4-H10-O |
Major Category |
Solvents |
Synonyms |
1,1-Dimethylethanol; 2-Methyl-2-propanol; 2-Propanol, 2-methyl-; Alcool butylique tertiaire [French]; Arconol; Butanol tertiaire [French]; Methanol, trimethyl-; Trimethyl carbinol; Trimethyl methanol; Trimethylcarbinol; Trimethylmethanol; t-Butanol; t-Butyl alcohol; t-Butyl hydroxide; tert-Butanol; tert-Butyl alcohol; tertiary-Butanol; [ChemIDplus] UN1120 |
Category |
Alcohols and Polyols |
Description |
Colorless solid or liquid (above 78 degrees F) with a camphor-like odor; Note: Often used in aqueous solutions; [NIOSH] |
Sources/Uses |
Used to manufacture flavors and perfumes; also used as a solvent, alcohol denaturant, and gasoline additive; [ACGIH] Used in lacquers and paint removers; [HSDB] |
Comments |
Animals in feeding studies develop alcohol intoxication; [ACGIH] A skin, eye, and respiratory tract irritant; Inhalation of high concentrations can cause CNS depression; [ICSC] |
Exposure Assessment |
Skin Designation (ACGIH) |
No |
TLV (ACGIH) |
100 ppm |
PEL (OSHA) |
100 ppm |
MAK |
20 ppm |
IDLH (NIOSH) |
1600 ppm |
Vapor Pressure |
42 mm Hg |
Odor Threshold Low |
3.3 ppm |
Odor Threshold High |
957 ppm |
Lethal Concentration |
LC50 (rats) = 10,000 ppm/4h |
Explanatory Notes |
Detection odor threshold from AIHA (mean = 960 ppm); Flash point = 11 deg C; |
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: T-BUTYL ALCOHOL
|