Agent Name

tert-Butyl alcohol

Alternative Name

tert-Butanol

CAS Number

75-65-0

Formula

C4-H10-O

Major Category

Solvents

Synonyms

tert-Butanol; 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 (<C12)

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)

Insufficient data

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 (rat) = 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

ACGIH Carcinogen

Not Classifiable

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: