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Ethanethiol

RTECS #: KI9625000

CAS #: 75-08-1


UPDATE: May 2009 MW: 62.14 MF: C2H6S


NOTE:

TABLE OF CONTENTS:
  1. SYNONYMS:
  2. SKIN AND EYE IRRITATION DATA:
  3. ACUTE TOXICITY DATA:
  4. REVIEWS:
  5. STANDARDS AND REGULATIONS:
  6. NIOSH DOCUMENTATION AND SURVEILLANCE:
  7. STATUS IN FEDERAL AGENCIES:
  8. REFERENCES:

SYNONYMS:

  1. Aethanethiol (German)
  2. Aethylmercaptan (German)
  3. Etantiolo (Italian)
  4. Ethaanthiol (Dutch)
  5. Ethanethiol (OSHA)
  6. Ethyl hydrosulfide
  7. Ethyl mercaptan
  8. Ethyl mercaptan (ACGIH:OSHA)
  1. Ethyl sulfhydrate
  2. Ethyl thioalcohol
  3. Ethylmercaptaan (Dutch)
  4. Ethylmerkaptan (Czech)
  5. Etilmercaptano (Italian)
  6. LPG ethyl mercaptan 1010
  7. Thioethanol
  8. Thioethyl alcohol


SKIN AND EYE IRRITATION DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
eye
rabbit
84 mg N/R AIHAAP 19,171,1958
eye
rabbit
100 mg/24 hour moderate 85JCAE -,982,1986
skin
rabbit
500 mg/24 hour mild 85JCAE -,982,1986


MUTATION DATA AND REFERENCES:

SYSTEM TEST ROUTE/
ORGANISM/
TISSUE
DOSE REFERENCE
N/R N/R N/R N/R


REPRODUCTIVE EFFECTS DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


TUMORIGENIC DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


ACUTE TOXICITY DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
inhalation
mouse
lethal concentration (50 percent kill): 2,770 ppm/4 hour Behavioral: Excitement

Behavioral: Change in motor activity (specific assay)

Lung, Thorax, or Respiration: Cyanosis
AIHAAP 19,171,1958
inhalation
rat
lethal concentration (50 percent kill): 4,420 ppm/4 hour Peripheral Nerve and Sensation: Spastic paralysis with/without sensory change

Behavioral: Excitement

Lung, Thorax, or Respiration: Cyanosis
AIHAAP 19,171,1958
intraperitoneal
rat
lethal dose (50 percent kill): 226 mg/kg Behavioral: Muscle weakness

Behavioral: Ataxia

Lung, Thorax, or Respiration: Cyanosis
AIHAAP 19,171,1958
oral
rat
lethal dose (50 percent kill): 682 mg/kg Behavioral: Muscle weakness

Behavioral: Ataxia

Lung, Thorax, or Respiration: Cyanosis
AIHAAP 19,171,1958


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM
DOSE
EFFECT

REFERENCE
N/R
N/R N/R N/R


REVIEWS:

ORGANIZATION STANDARD
REFERENCE

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 0.5 ppm DTLVS* TLV/BEI,2007


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE

Mine Safety and Health Administration (MSHA) STANDARD - air time-weighted average 0.5 ppm (1 mg/m3) DTLWS* 3,18,1973
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) ceiling concentration 10 ppm (25 mg/m3) CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) 8 hour time-weighted average 0.5 ppm (1 mg/m3) CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) ceiling concentration 0.5 ppm (1 mg/m3) CFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors) ceiling concentration 10 ppm (25 mg/m3) CFRGBR 41,50-204.50,1994
Occupational Exposure Limit - AUSTRALIA time-weighted average 0.5 ppm (1.3 mg/m3), JUL2008
Occupational Exposure Limit - BELGIUM time-weighted average 0.5 ppm (1.3 mg/m3), MAR2002
Occupational Exposure Limit - DENMARK time-weighted average 0.5 ppm (1 mg/m3), OCT 2002
Occupational Exposure Limit - FINLAND short term exposure limit 0.5 ppm (1.3 mg/m3), JAN1999
Occupational Exposure Limit - FRANCE VME 0.5 ppm (1 mg/m3), FEB2006
Occupational Exposure Limit - GERMANY MAK 1.3 mg/m3 (0.5 mL/m3), 2005
Occupational Exposure Limit - HUNGARY time-weighted average 1 mg/m3, short term exposure limit 1 mg/m3, SEP2000
Occupational Exposure Limit - KOREA time-weighted average 0.5 ppm (1 mg/m3), 2006
Occupational Exposure Limit - MEXICO time-weighted average 0.5 ppm (1 mg/m3), 2004
Occupational Exposure Limit - THE NETHERLANDS MAC-TGG 1 mg/m3, 2003
Occupational Exposure Limit - NEW ZEALAND time-weighted average 0.5 ppm (1.3 mg/m3), JAN2002
Occupational Exposure Limit - THE PHILIPPINES time-weighted average 10 ppm (25 mg/m3), JAN1993
Occupational Exposure Limit - POLAND MAC(time-weighted average) 1 mg/m3, MAC(short term exposure limit) 3 mg/m3, JAN1999
Occupational Exposure Limit - RUSSIA short term exposure limit 1 mg/m3, Skin, JUN2003
Occupational Exposure Limit - SWITZERLAND MAK- week 0.5 ppm (1.3 mg/m3),KZG- week 1 ppm (2.6 mg/m3), DEC2006
Occupational Exposure Limit - THAILAND time-weighted average 10 ppm (25 mg/m3), JAN1993
Occupational Exposure Limit - TURKEY time-weighted average 10 ppm (25 mg/m3), JAN1993
Occupational Exposure Limit - UNITED KINGDOM time-weighted average 0.5 ppm (1.3 mg/m3);
short term exposure limit 2 ppm, 2005
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value;

time-weighted average 0.5 ppm
Occupational Exposure Limit IN SINGAPORE, VIETNAM American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value
time-weighted average 0.5 ppm


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO ETHANETHIOL-air ceiling concentration 0.5 ppm NIOSH* DHHS #92-100,1992
National Occupational Hazard Survey 1974 National Occupational Hazard Survey 1974: Hazard Code: 32760;
Number of Industries 1;
Total Number of Facilities 19;
Number of Occupations 15;
Total Number of Employees Exposed 1,476
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: 32760;
Number of Industries 2;
Total Number of Facilities 110;
Number of Occupations 7;
Total Number of Employees Exposed 1,793;
Total Number of Female Employees Exposed 14


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE

EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Mercaptans, 2542


REFERENCES:

CODEN
REFERENCE

85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986
AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958-
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996
DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8.
NIOSH* National Institute of Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda.

NIOSH PROFILE (MERCAPTANS), SRC, 10/77

RTECS Compound Description:
   Primary Irritant

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