Tetraethylammonium bromide

Modify Date: 2026-07-01 18:03:52

Tetraethylammonium bromide Structure
Tetraethylammonium bromide structure
 Common Name Tetraethylammonium bromide
CAS Number 71-91-0 Molecular Weight 210.155
Density 1,397 g/cm3 Boiling Point N/A
Molecular Formula C8H20BrN Melting Point 285 °C (dec.)(lit.)
MSDS USA Flash Point N/A

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name Tetraethylammonium bromide
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

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
InChIKey HWCKGOZZJDHMNC-UHFFFAOYSA-M
SMILES CC[N+](CC)(CC)CC.[Br-]
Stability Stable. Incompatible with strong oxidizing agents.
Water Solubility 2795 g/L (25 º C)

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

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

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

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

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

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%

 Articles38

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Extracellular quaternary ammonium blockade of transient receptor potential vanilloid subtype 1 channels expressed in Xenopus laevis oocytes.

Mol. Pharmacol. 82(6) , 1129-35, (2012)

Transient receptor potential vanilloid subtype 1 (TRPV1) channels are essential nociceptive integrators in primary afferent neurons. These nonselective cation channels are inhibited by local anestheti...

Differential role of ethylene and hydrogen peroxide in dark-induced stomatal closure.

Pak. J. Biol. Sci. 16(24) , 1991-6, (2013)

Regulation of stomatal aperture is crucial in terrestrial plants for controlling water loss and gaseous exchange with environment. While much is known of signaling for stomatal opening induced by blue...

Genetic interference with peroxisome proliferator-activated receptor γ in smooth muscle enhances myogenic tone in the cerebrovasculature via A Rho kinase-dependent mechanism.

Hypertension 65(2) , 345-51, (2015)

Myogenic responses by resistance vessels are a key component of autoregulation in brain, thus playing a crucial role in regulating cerebral blood flow and protecting the blood-brain barrier against po...

 Tetraethylammonium bromideBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Cytochrome P450 Family 1 Subfamily A Member 2 (CYP1A2) small molecule antagonists: lu...
Source: 824
External Id: CYP273
Name: qHTS assay to identify small molecule antagonists of the peroxisome proliferator-acti...
Source: 824
Target: N/A
External Id: PPARGV841
Name: qHTS assay to identify small molecule agonists of the TGF-beta/Smad signaling pathway...
Source: 824
Target: N/A
External Id: TGF788
Name: qHTS assay to identify small molecule antagonists of the TGF-beta/Smad signaling path...
Source: 824
Target: N/A
External Id: TGF602
Name: qHTS assay to test for compound auto fluorescence at 535 nm (green) in HEK293 cell fr...
Source: 824
Target: N/A
External Id: SPEC167MG
Name: p53 small molecule agonists, cell-based qHTS assay: qHTS cell viability counter scree...
Source: 824
Target: N/A
External Id: P53600
Name: qHTS assay to identify small molecule agonists of the peroxisome proliferator-activat...
Source: 824
Target: N/A
External Id: PPARDV813
Name: qHTS assay to test for compound auto fluorescence at 590 nm (red) in HEK293 cell free...
Source: 824
Target: N/A
External Id: SPEC167MR
Name: p53 small molecule agonists, cell-based qHTS assay with rat liver microsomes: qHTS ce...
Source: 824
Target: N/A
External Id: P53MS958
Name: qHTS assay to test for compound auto fluorescence at 535 nm (green) in HEK293 cells
Source: 824
Target: N/A
External Id: SPEC167CG
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

tetraethylazanium,bromide
EINECS 200-769-4
MFCD00011825

 Tetraethylammonium bromide | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the downstream products of Tetraethylammonium bromide?
A: Related downstream products(CAS) of Tetraethylammonium bromide: 429-06-1;429-07-2;1722-26-5;121-44-8;74-84-0;54509-73-8;108-86-1;120-92-3;103-84-4.
Q: What is the CAS number of Tetraethylammonium bromide?
A: CAS number of Tetraethylammonium bromide is 71-91-0.
Q: What is the SMILES notation of Tetraethylammonium bromide?
A: SMILES notation of Tetraethylammonium bromide is CC[N+](CC)(CC)CC.[Br-].
Q: What is the English name of Tetraethylammonium bromide?
A: The English name of Tetraethylammonium bromide is Tetraethylammonium bromide.
Q: What English synonyms does Tetraethylammonium bromide have?
A: English synonyms of Tetraethylammonium bromide: tetraethylazanium,bromide, EINECS 200-769-4, MFCD00011825.
Q: How is the water solubility of Tetraethylammonium bromide?
A: Water solubility of Tetraethylammonium bromide: 2795 g/L (25 º C).
Q: What is the InChIKey of Tetraethylammonium bromide?
A: InChIKey of Tetraethylammonium bromide is HWCKGOZZJDHMNC-UHFFFAOYSA-M.
Q: What is the molecular weight of Tetraethylammonium bromide?
A: Molecular weight of Tetraethylammonium bromide is 210.155.
Q: What are the upstream materials of Tetraethylammonium bromide?
A: Related upstream materials(CAS) of Tetraethylammonium bromide: 2509-16-2;121-44-8;91-22-5;120782-58-3;74-96-4;1392488-19-5;100-39-0;64-67-5;20688-29-3;51575-86-1.
Q: What is the melting point of Tetraethylammonium bromide?
A: Melting point of Tetraethylammonium bromide is 285 °C (dec.)(lit.).

 Tetraethylammonium bromidefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
Zhongshan Xingrui Chemical Co. , Ltd.
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