butanethiol

Modify Date: 2024-01-02 07:39:01

butanethiol Structure
butanethiol structure
 Common Name butanethiol
CAS Number 109-79-5 Molecular Weight 90.187
Density 0.8±0.1 g/cm3 Boiling Point 98.2±3.0 °C at 760 mmHg
Molecular Formula C4H10S Melting Point −116 °C(lit.)
MSDS Chinese USA Flash Point 12.8±0.0 °C
Symbol GHS02 GHS07
GHS02, GHS07		 Signal Word Danger

 Names

Name 1-Butanethiol
Synonym More Synonyms

 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

 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
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

 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%

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 Synonyms

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
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Related Compounds: More...
2-Butanethiol
513-53-1
2-Isobutanethiol
3696-36-4
TERT-BUTANETHIOL
75-66-1
(2R)-butanethiol
52945-73-0
1-(H)Butanethiol
352431-09-5
(S)-2-butanethiol
20407-74-3
(±)-2-Butanethiol
91840-99-2
4-aminobutanethiol
21100-03-8
3-METHYLBUTANETHIOL
541-31-1
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