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1-Hexanethiol

RTECS #
MO4550000
CAS #
111-31-9
See: NMAM or OSHA Methods
Updated
September 1997
Molecular Weight
118.26
Molecular Formula
C6H14S
Synonyms
1-Hexylthiol
1-Mercaptohexane
Hexanethiol
Hexyl mercaptan
Hexylthiol
n-Hexyl mercaptan
USAF EK-4628

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/mouse lethal concentration (50 percent kill): 528 ppm/4HEye: Lacrimation

Behavioral: Somnolence (general depressed activity)

Lung, Thorax, or Respiration: Respiratory stimulation
AIHAAP 19,171,1958
inhalation/rat lethal concentration (50 percent kill): 1080 ppm/4HLung, Thorax, or Respiration: Respiratory stimulation

Behavioral: Somnolence (general depressed activity)

Eye: Lacrimation
AIHAAP 19,171,1958
intraperitoneal/mouse lethal dose (50 percent kill): 200 mg/kgNTIS** AD277-689
intraperitoneal/rat lethal dose (50 percent kill): 396 mg/kgBehavioral: Muscle weakness

Behavioral: Ataxia

Lung, Thorax, or Respiration: Cyanosis
AIHAAP 19,171,1958
oral/rat lethal dose (50 percent kill): 1254 mg/kgBehavioral: Somnolence (general depressed activity)

Lung, Thorax, or Respiration: Respiratory depression

Behavioral: Coma
AIHAAP 19,171,1958

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO 1-HEXANETHIOL-airceiling concentration 0.5 ppm/15MNIOSH* DHHS #92-100,1992

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
Page last reviewed: November 16, 2018