Ethanethiol
Suppliers
Names
[ CAS No. ]:
75-08-1
[ Name ]:
Ethanethiol
[Synonym ]:
Ethanthiol
etantiolol
EINECS 200-837-3
Aethanethiol
mercaptoethanol
C2H5SH
mercaptoethane
Thioethanol
ethane thiol
ethyl mercaptan
Ethaanthiol
ethyl mercaptane
EM RT
1,3-ethanedithiol
MFCD00004887
Etantiolo
EM(TM) RT
Chemical & Physical Properties
[ Density]:
0.8±0.1 g/cm3
[ Boiling Point ]:
34.7±3.0 °C at 760 mmHg
[ Melting Point ]:
-148 °C
[ Molecular Formula ]:
C2H6S
[ Molecular Weight ]:
62.134
[ Flash Point ]:
-17.2±0.0 °C
[ Exact Mass ]:
62.019020
[ PSA ]:
38.80000
[ LogP ]:
1.25
[ Vapour density ]:
2.1 (vs air)
[ Vapour Pressure ]:
537.1±0.1 mmHg at 25°C
[ Index of Refraction ]:
1.422
[ Stability ]:
Stable. Extremely flammable - note low flash point. Incompatible with oxidizing agents, strong acids. May form explosive mixtures with air.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- KI9625000
- CHEMICAL NAME :
- Ethanethiol
- CAS REGISTRY NUMBER :
- 75-08-1
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 36
- MOLECULAR FORMULA :
- C2-H6-S
- MOLECULAR WEIGHT :
- 62.14
- WISWESSER LINE NOTATION :
- SH2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,982,1986
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 19,171,1958
- TYPE OF TEST :
- Standard Draize test
- ROUTE OF EXPOSURE :
- Administration into the eye
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,982,1986 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 682 mg/kg
- TOXIC EFFECTS :
- Behavioral - muscle weakness Behavioral - ataxia Lungs, Thorax, or Respiration - cyanosis
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 19,171,1958
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 4420 ppm/4H
- TOXIC EFFECTS :
- Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - excitement Lungs, Thorax, or Respiration - cyanosis
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 19,171,1958
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 226 mg/kg
- TOXIC EFFECTS :
- Behavioral - muscle weakness Behavioral - ataxia Lungs, Thorax, or Respiration - cyanosis
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 19,171,1958
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2770 ppm/4H
- REFERENCE :
- AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 19,171,1958 *** REVIEWS *** ACGIH TLV-TWA 1.3 mg/m3 (0.5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.5 ppm (1 mg/m3) DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,18,1973 OSHA PEL (Gen Indu):CL 10 ppm (25 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.5 ppm (1 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):CL 0.5 ppm (1 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):CL 10 ppm (25 mg/m3) CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.5 ppm (1 mg/m3) JAN 1993 OEL-BELGIUM:TWA 0.5 ppm (1.3 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.5 ppm (1 mg/m3) JAN 1993 OEL-FINLAND:STEL 0.5 ppm (1.3 mg/m3) JAN 1993 OEL-FRANCE:TWA 0.5 ppm (1 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.5 ppm (1 mg/m3) JAN 1993 OEL-HUNGARY:STEL 1 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 0.5 ppm (1 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 10 ppm (25 mg/m3) JAN 1993 OEL-RUSSIA:STEL 1 mg/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 0.5 ppm (1.3 mg/m3);STEL 1 ppm (2.6 mg/m3) JAN 1993 OEL-THAILAND:TWA 10 ppm (25 mg/m3) JAN 1993 OEL-TURKEY:TWA 10 ppm (25 mg/m3) JAN 1993 OEL-UNITED KINGDOM:TWA 0.5 ppm (1 mg/m3);STEL 2 ppm (3 mg/m3) JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO ETHANETHIOL-air:CL 0.5 ppm REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 32760 No. of Facilities: 19 (estimated) No. of Industries: 1 No. of Occupations: 15 No. of Employees: 1476 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 32760 No. of Facilities: 110 (estimated) No. of Industries: 2 No. of Occupations: 7 No. of Employees: 1793 (estimated) No. of Female Employees: 14 (estimated)
Safety Information
[ Symbol ]:
GHS02, GHS07, GHS09
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H224-H302 + H332-H410
[ Precautionary Statements ]:
P210-P273-P501
[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US)
[ Hazard Codes ]:
F:Flammable;Xn:Harmful;N:Dangerousfortheenvironment;
[ Risk Phrases ]:
R11;R20;R50/53
[ Safety Phrases ]:
S16-S25-S60-S61
[ RIDADR ]:
UN 2363 3/PG 1
[ WGK Germany ]:
3
[ RTECS ]:
KI9625000
[ Packaging Group ]:
I
[ Hazard Class ]:
3
Synthetic Route
Precursor & DownStream
Precursor
DownStream
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