Basic information
- Name:
2-Butanethiol,2-methyl-
- CAS No.:
1679-09-0
- Molecular Structure:
- Formula:
- C5H12 S
- Molecular Weight:
- 104.23
- Synonyms:
- 1,1-Dimethyl-1-propanethiol;2-Ethyl-2-propanethiol; 2-Methyl-2-butanethiol; NSC 229571; NSC 60251;tert-Amyl mercaptan; tert-Amylthiol; tert-Pentyl mercaptan
- EINECS:
- 216-843-4
- Density:
- 0.832 g/cm3
- Melting Point:
- 0ºC
- Boiling Point:
- 96.6 °C at 760 mmHg
- Flash Point:
- -1°C
- Appearance:
- clear
- Risk Codes:
- 11
- Safety Description:
- A poison by ingestion, inhalation, and skin contact. A mild eye irritant. When heated to decomposition it emits toxic vapors of SOx. Details
- Transport Information:
- UN 111
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Chemistry
Chemistry informtion about 2-Methyl-2-Butanethiol (CAS NO.1679-09-0) is:
IUPAC Name: 2-Methylbutane-2-Thiol
Synonyms: 2-Methyl-2-Butanethiol ; Tert-Amyl Mercaptan ; 1,1-Dimethyl-1-Propanethiol ; 2-Methybutane-2-Thiol ; 2-Methyl-2-Butanethio ; 2-Methyl-Butane-2-Thiol ; 2-Methylbutane-2-Thiol ; 2-Tert-Pentyl Mercaptan
MF: C5H12S
MW: 104.21
EINECS: 216-843-4
Density: 0.832 g/cm3
Flash Point: °C
Boiling Point: 96.6 °C at 760 mmHg
Vapour Pressure: 49.4 mmHg at 25°C
Enthalpy of Vaporization: 32.22 kJ/mol
Following is the molecular structure of 2-Methyl-2-Butanethiol (CAS NO.1679-09-0) is:
Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| rat | LC | inhalation | > 20gm/m3/1H (20000mg/m3) | behavioral: ataxia | National Technical Information Service. Vol. OTS0571997, |
| rat | LD | skin | > 2gm/kg (2000mg/kg) | National Technical Information Service. Vol. OTS0571997, | |
| rat | LDLo | oral | 5gm/kg (5000mg/kg) | behavioral: altered sleep time (including change in righting reflex) behavioral: tremor behavioral: ataxia | National Technical Information Service. Vol. OTS0571997, |
Safety Profile
Safty information about 2-Methyl-2-Butanethiol (CAS NO.1679-09-0) is:
A poison by ingestion, inhalation, and skin contact. A mild eye irritant. When heated to decomposition it emits toxic vapors of SOx.
Risk Statements:
R11:Highly flammable.
Safety Statements:
S9:Keep container in a well-ventilated place.
S16:Keep away from sources of ignition.
S33:Take precautionary measures against static discharges.
RIDADR: 1993
RTECS: EK6570500
HazardClass: 3.1
PackingGroup: II
Specification
2-Methyl-2-Butanethiol (CAS NO.1679-09-0) is a flammable liquids.
