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HCID 6285Erstellt: 26. Oktober 2026

Tetrylammoniumbromid

TEAB · Bromethyl · tetraethylazanium bromide · Tetra ethyl ammonium bromide Solid · Ethanaminium, N,N,N-triethyl-, bromide (1:1) · tmd10 · Etamon · Etylon

https://huagongshe.com/de/chemical/6285

Molekülstruktur von Tetrylammoniumbromid

Identifikatoren & physikalische Daten

CAS No.71-91-0
SummenformelC8H20N.Br
Durchschnittliche Molmasse210,16 g/mol
Monoisotopische Masse209,07791174 g/mol
SMILESCC[N+](CC)(CC)CC.[Br-]
InChIKeyHWCKGOZZJDHMNC-UHFFFAOYSA-M
PubChem CID6285
ChEMBLCHEMBL324254
EC No.200-769-4
DTXSIDDTXSID9044457
Lokaler NameTetrylammoniumbromid

Chemische & physikalische Eigenschaften

Polarare Oberfläche (TPSA)0
H-Brücken-Donoren0
H-Brücken-Akzeptoren1
Frei drehbare Bindungen4
Schwere Atome10
Formalladung0
Komplexität47,5
StoffklassenNitrogen Compounds -> Quaternary Amines
Dichte1.39 @ 20°C1,397 g/cm3
Dampfdruck0.00000079 [mmHg]<1 hPa
Physical DescriptionLiquidDeliquescent solid[Merck Index] Colorless crystalline solidHighly hygroscopic[Sigma-Aldrich MSDS]
Schmelzpunkt285 °C (dec.)(lit.)
Siedepunkt>310 °C/979.1 hPa
Dampfdichte5.3 (vs air)
Brechungsindex1,442-1,444
LagerbedingungenStore below +30°C.
Löslichkeitacetonitrile: 0.1 g/mL warm, clear, colorless2795 g/L (25 º C)
AggregatzustandLiquid
FarbeWhite to cream
GeruchOdorless
pH6.5 (100g/l, H2O, 20℃)
Merck14,9199
BRN3563430
StabilitätStable. Incompatible with strong oxidizing agents.
InChI1S/C8H20N.BrH/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H31H/q+1/p-1
InChIKeyHWCKGOZZJDHMNC-UHFFFAOYSA-M
SMILES[Br-].CC[N+](CC)(CC)CC
CAS Datenbank71-91-0(CAS DataBase Reference)
NIST chemische InformationenTetraethylammonium bromide(71-91-0)
EPA chemische InformationenEthanaminium, N,N,N-triethyl-, bromide (71-91-0)

Sicherheit & Vorschriften

GHS-EinstufungThis chemical does not meet GHS hazard criteria for 1.6% (5 of 317) of reports.WarningH302 (18.3%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 317 reports by companies from 15 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatorische InformationenChemical: Ethanaminium, N,N,N-triethyl-, bromideEthanaminium, N,N,N-triethyl-, bromide (1:1) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Ethanaminium, N,N,N-triethyl-, bromide (1:1) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 23-04-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/19226Tetraethylammonium bromide: HSNO Approval: HSR006306 Approved with controls
Weitere SicherheitsinformationenIMAP assessments - Tetraethylammonium salts: Human health tier II assessment
GefahrenübersichtCauses mydriasis, tremor, and changes in motor activity in acute intraperitoneal studies of miceCauses ganglion blockage and lowered blood pressure in acute intravenous studies of cats[RTECS] A skin and strong eye irritantTargets the heart and CNS[Sigma-Aldrich MSDS]
Hazard Classes and CategoriesAcute Tox. 4 (18.3%)Eye irritation - category 2B
Protective Action Criteria (PAC)8.4 [mg/m3]92 [mg/m3]550 [mg/m3]
F3
Wassergefährdungsklasse (WGK)3
TSCA-Inventar-StatusTSCA listed
Zollcode29239000
RTECS-Nr.BS5950000
R-Sätze (R)36/37/38
GefahrensymboleXi
Sicherheitshinweise (S)26-36-37/39
Lagerklasse11 - Combustible Solids
GefahrenklasseAquatic Chronic 3

Anwendungen & Verwendung

Verwenden

Tetraethylammonium Bromide, can be used as a source of tetraethylammonium ions for various pharmaceutical studies. It has also the ability to block K+ channels in various tissues.