butanethiol
Names
[ CAS No. ]:
109-79-5
[ Name ]:
butanethiol
[Synonym ]:
n-Butanethiol
Butyl Mercaptan
EINECS 203-705-3
MFCD00004905
1-Butanethiol,AcroSeal
n-butyl mercaptan
Butane-1-thiol
n-Butylmercaptan
n-Butylthiol
Butyl mercaptan,Mercaptan C4
1-Butyl mercaptan
butanethiol
1-Butylthiol
n-C4H9SH
1-Butanethiol
Chemical & Physical Properties
[ Density]:
0.8±0.1 g/cm3
[ Boiling Point ]:
98.2±3.0 °C at 760 mmHg
[ Melting Point ]:
−116 °C(lit.)
[ Molecular Formula ]:
C4H10S
[ Molecular Weight ]:
90.187
[ Flash Point ]:
12.8±0.0 °C
[ Exact Mass ]:
90.050323
[ PSA ]:
38.80000
[ LogP ]:
2.31
[ Vapour density ]:
3.1 (vs air)
[ Vapour Pressure ]:
46.3±0.2 mmHg at 25°C
[ Index of Refraction ]:
1.437
[ Stability ]:
Stable. Incompatible with oxidizing agents, bases, alkali metals. Highly flammable. May discolour on exposure to air.
[ Water Solubility ]:
0.60 g/100 mL. Slightly soluble
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- EK6300000
- CHEMICAL NAME :
- n-Butanethiol
- CAS REGISTRY NUMBER :
- 109-79-5
- BEILSTEIN REFERENCE NO. :
- 1730908
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 34
- MOLECULAR FORMULA :
- C4-H10-S
- MOLECULAR WEIGHT :
- 90.20
- WISWESSER LINE NOTATION :
- SH4
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- 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 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1500 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression Behavioral - coma
- 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 :
- 4020 ppm/4H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - respiratory stimulation Behavioral - somnolence (general depressed activity) Sense Organs and Special Senses (Eye) - lacrimation
- 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 :
- 399 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression Behavioral - coma
- 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 :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,982,1986
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2500 ppm/4H
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - respiratory stimulation Behavioral - somnolence (general depressed activity) Sense Organs and Special Senses (Eye) - lacrimation
- 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 :
- Mammal - dog
- DOSE/DURATION :
- 770 ppm/30M
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,982,1986 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1114 ppm/6H/2W-I
- TOXIC EFFECTS :
- Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555470 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 68 ppm/6H
- SEX/DURATION :
- female 6-16 day(s) after conception
- REFERENCE :
- FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 8,170,1987 *** REVIEWS *** ACGIH TLV-TWA 1.8 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 (1.5 mg/m3) DTLWS* "Documentation of the Threshold Limit Values for Substances in Workroom Air," Supplements. For publisher information, see 85INA8. Volume(issue)/page/year: 3,12,1973 OSHA PEL (Gen Indu):8H TWA 10 ppm (35 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 (1.5 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):8H TWA 0.5 ppm (1.5 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):8H TWA 10 ppm (35 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-AUSTRIA:TWA 0.5 ppm (1.5 mg/m3) JAN 1993 OEL-DENMARK:TWA 0.5 ppm (1.5 mg/m3) JAN 1993 OEL-FINLAND:TWA 0.5 ppm (1.5 mg/m3);STEL 1.5 ppm (4.5 mg/m3) JAN 1993 OEL-FRANCE:TWA 0.5 ppm (1.5 mg/m3) JAN 1993 OEL-GERMANY:TWA 0.5 ppm (1.5 mg/m3) JAN 1993 OEL-INDIA:TWA 0.5 ppm (1.5 mg/m3) JAN 1993 OEL-THE NETHERLANDS:TWA 0.5 ppm (1.5 mg/m3) JAN 1993 OEL-THE PHILIPPINES:TWA 10 ppm (35 mg/m3) JAN 1993 OEL-SWITZERLAND:TWA 0.5 ppm (1.9 mg/m3);STEL 1 ppm (3.8 mg/m3) JAN 1993 OEL-TURKEY:TWA 10 ppm (35 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 1-BUTANETHIOL-air:CL 0.5 ppm/15M 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 - 13785 No. of Facilities: 71 (estimated) No. of Industries: 2 No. of Occupations: 7 No. of Employees: 2764 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 13785 No. of Facilities: 3 (estimated) No. of Industries: 1 No. of Occupations: 8 No. of Employees: 106 (estimated) No. of Female Employees: 3 (estimated)
Safety Information
[ Symbol ]:
GHS02, GHS07
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H225-H302 + H332-H315-H317-H319-H335
[ Precautionary Statements ]:
P210-P261-P280-P305 + P351 + P338
[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
[ Hazard Codes ]:
F:Flammable;Xn:Harmful;
[ Risk Phrases ]:
R11;R21/22
[ Safety Phrases ]:
S16-S23-S26-S36-S9-S36/37-S33
[ RIDADR ]:
UN 2347 3/PG 2
[ WGK Germany ]:
3
[ RTECS ]:
EK6300000
[ Packaging Group ]:
II
[ Hazard Class ]:
3
[ HS Code ]:
2930909090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909090
[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
Articles
Anal. Chim. Acta 886 , 56-65, (2015)
A nanocomposite of silica-polydiphenylamine doped with silver nanoparticles (Ag-SiO2-PDPA) was successfully synthesized by the sol-gel process. For its preparation, PDPA was mixed with butanethiol cap...
Development of experiment and theory to detect and predict ligand phase separation on silver nanoparticles.Angew. Chem. Int. Ed. Engl. 54 , 6479-82, (2015)
MALDI mass-spectrometry measurements are combined with self-consistent mean-field (SCF) calculations to detect and predict ligand phase separation on Ag nanoparticles. The experimental and theoretical...
Analysis of chemical warfare agents. II. Use of thiols and statistical experimental design for the trace level determination of vesicant compounds in air samples.J. Chromatogr. A. 1068(2) , 315-26, (2005)
Thermal desorption with gas chromatography-mass spectrometry (TD-GC-MS) remains the technique of choice for analysis of trace concentrations of analytes in air samples. This paper describes the develo...