Tetraethylammonium bromide

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Names

[ CAS No. ]:
71-91-0

[ Name ]:
Tetraethylammonium bromide

[Synonym ]:
tetraethylazanium,bromide
EINECS 200-769-4
MFCD00011825

Chemical & Physical Properties

[ Density]:
1,397 g/cm3

[ Melting Point ]:
285 °C (dec.)(lit.)

[ Molecular Formula ]:
C8H20BrN

[ Molecular Weight ]:
210.155

[ Exact Mass ]:
209.077911

[ Index of Refraction ]:
1.442-1.444

[ Stability ]:
Stable. Incompatible with strong oxidizing agents.

[ Water Solubility ]:
2795 g/L (25 º C)

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
BS5950000
CHEMICAL NAME :
Ammonium, tetraethyl-, bromide
CAS REGISTRY NUMBER :
71-91-0
LAST UPDATED :
199701
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C8-H20-N.Br
MOLECULAR WEIGHT :
210.20
WISWESSER LINE NOTATION :
2K2&2&2 &E

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
108 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PHMGBN Pharmacology: International Journal of Experimental and Clinical Pharmacology. (S. Karger AG, Postfach CH-4009 Basel, Switzerland) V.1- 1968- Volume(issue)/page/year: 21,256,1980
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
200 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PSEBAA Proceedings of the Society for Experimental Biology and Medicine. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1903/04- Volume(issue)/page/year: 78,708,1951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
63 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
14200 ug/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JOPHAN Journal de Physiologie (Paris). (SPPIF, B.P.22, F-41353 Vineuil, France) V.39- 1946- Volume(issue)/page/year: 49,220,1957
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
55 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
72 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 97,48,1949 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4598 No. of Facilities: 23 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 68 (estimated) No. of Female Employees: 45 (estimated)

Safety Information

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
BS5950000

[ HS Code ]:
2923900090

Synthetic Route

Precursor & DownStream

Precursor

  • 2-Butenedioic acid,2-bromo-, 1,4-dimethyl ester, (2Z)-
  • Triethylamine
  • leucoline
  • Et4N{Rh(1,5-cyclooctadiene)Br2}
  • Bromoethane
  • Benzyl bromide
  • Diethyl sulfate
  • dimethyl 2-bromobut-2-enedioate
  • 2,3-Dibromobutanedioic acid dimethyl ester

DownStream

  • Tetraethylammonium tetrafluoroborate
  • Tetraethylammonium hexafluorophosphate
  • Triethylaminoborane
  • Triethylamine
  • ethane
  • ethene
  • Bromobenzene
  • Cyclopentanone
  • Acetanilide

Customs

[ HS Code ]: 2923900090

[ Summary ]:
2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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Related Compounds

  • tetraethylammonium bromide, [ethyl-1-14c]
  • TETRAETHYLAMMONIUM HYDROGEN MALEATE
  • Tetraethylammonium phthalate
  • Tetraethylammonium 4-methylbenzenesulfonate
  • Tetraethylammonium chloride
  • Tetraethylammonium hydroxide