| Agent Name | tert-Butyl mercaptan |
|---|---|
| Alternative Name | 2-Methyl-2-propanethiol |
| CAS Number | 75-66-1 |
| Formula | C4-H10-S |
| Major Category | Other Classes |
| Synonyms | 2-Methyl-2-propanethiol; 1,1-Dimethylethanethiol; 2-Isobutanethiol; 2-Propanethiol, 2-methyl-; t-Butylmercaptan; tert-Butanethiol; t-Butyl mercaptan; tert-Butylmercaptan; tert-Butylthiol; tertiary-Butyl mercaptan; [ChemIDplus] UN2347 |
| Category | Thiols |
| Description | Liquid with a strong skunky odor; [Merck Index] Clear colorless liquid with an unpleasant odor; [MSDSonline] |
| Sources/Uses | Used as an odorant for natural gas, a chemical intermediate, and a bacterial nutrient; [HSDB] |
| Comments | An eye and respiratory tract irritant; Inhalation of high concentrations can cause CNS depression; [ICSC] May cause mild skin and eye irritation, based on animal studies; Inhalation of high concentrations can cause CNS depression; [CHEMINFO] An irritant; May cause serious eye injury; [MSDSonline] See "THIOLS." |
| Exposure Assessment | |
| Vapor Pressure | 181 mm Hg |
| Odor Threshold Low | 0.00081 ppm |
| Lethal Concentration | LC50 (rat) = 22,200 ppm/4h |
| Explanatory Notes | The Guide in the Emergency Response Guidebook is for "Butyl mercaptan." Odor threshold (100% recognition) from CHEMINFO; |
| Flammability (NFPA) | |
| Adverse Effects | |
| Other Poison | Chemical Asphyxiant |
| Links to Other NLM Databases | |
| Health Studies | Human Health Effects from Hazardous Substances Data Bank: |
| Toxicity Information | |
| Chemical Information | |
| Related Information in HazMap | |
| Other Information | No other related information on this agent was found. |
Agent Name
tert-Butyl mercaptan
Alternative Name
2-Methyl-2-propanethiol
CAS Number
75-66-1
Formula
C4-H10-S
Major Category
Other Classes
Synonyms
2-Methyl-2-propanethiol; 1,1-Dimethylethanethiol; 2-Isobutanethiol; 2-Propanethiol, 2-methyl-; t-Butylmercaptan; tert-Butanethiol; t-Butyl mercaptan; tert-Butylmercaptan; tert-Butylthiol; tertiary-Butyl mercaptan; [ChemIDplus] UN2347
Category
Thiols
Description
Liquid with a strong skunky odor; [Merck Index] Clear colorless liquid with an unpleasant odor; [MSDSonline]
Sources/Uses
Used as an odorant for natural gas, a chemical intermediate, and a bacterial nutrient; [HSDB]
Comments
An eye and respiratory tract irritant; Inhalation of high concentrations can cause CNS depression; [ICSC] May cause mild skin and eye irritation, based on animal studies; Inhalation of high concentrations can cause CNS depression; [CHEMINFO] An irritant; May cause serious eye injury; [MSDSonline] See "THIOLS."
Exposure Assessment
Vapor Pressure
181 mm Hg
Odor Threshold Low
0.00081 ppm
Lethal Concentration
LC50 (rat) = 22,200 ppm/4h
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Butyl mercaptan." Odor threshold (100% recognition) from CHEMINFO;
Flammability (NFPA)
Adverse Effects
Other Poison
Chemical Asphyxiant
Links to Other NLM Databases
Toxicity Information
Chemical Information
Related Information in HazMap
Other Information
No other related information on this agent was found.