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HCID 5946Erstellt: 26. Oktober 2026

Tetraethylammoniumchlorid

teac · Tetraethylammonium · TEA CHLORIDE · ETAMON CHLORIDE · tetraethylazaniuM chloride · SKL1479 · N2,2,2,2Cl · ammonium chL

https://huagongshe.com/de/chemical/5946

Molekülstruktur von Tetraethylammoniumchlorid

Identifikatoren & physikalische Daten

CAS No.56-34-8
SummenformelC8H20N.Cl
Durchschnittliche Molmasse165,7 g/mol
Monoisotopische Masse165,12842732 g/mol
SMILESCC[N+](CC)(CC)CC.[Cl-]
InChIKeyYMBCJWGVCUEGHA-UHFFFAOYSA-M
PubChem CID5946
ChEMBLCHEMBL434435
ChEBICHEBI:78161
EC No.200-267-5
DTXSIDDTXSID6041137
Lokaler NameTetraethylammoniumchlorid

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
Dichte1.08 @25 °C
Löslichkeit20.3 [ug/mL] (The mean of the results at pH 7.4)methanol: 0.1 g/mL, clear, colorlessSoluble in water, ethanol, chloroform, or acetone
Dampfdruck0.00000308 [mmHg]
Physical DescriptionLiquidDeliquescent solid[Merck Index] Colorless or light yellow hygroscopic crystals[Sigma-Aldrich MSDS]
Schmelzpunkt39°C
Siedepunkt273.32°C (rough estimate)
Brechungsindex1.5480 (estimate)
LagerbedingungenInert atmosphere,Room Temperature
AggregatzustandCrystalline Powder
Farbewhite to light yellow
pH4.0 to 7.0(50g/L, 25℃)
Biologische Quellesynthetic (organic)
Merck14,9200
BRN3563247
StabilitätStable. Incompatible with strong oxidizing agents. Protect from moisture.
InChI1S/C8H20N.ClH/c1-5-9(6-2,7-3)8-4/h5-8H2,1-4H31H/q+1/p-1
InChIKeyYMBCJWGVCUEGHA-UHFFFAOYSA-M
SMILES[Cl-].CC[N+](CC)(CC)CC
CAS Datenbank56-34-8(CAS DataBase Reference)
EPA chemische InformationenTetraethylammonium chloride (56-34-8)

Sicherheit & Vorschriften

GHS-EinstufungWarningH302 (25.2%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P264+P265, P270, P271, 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 103 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.H320: Causes eye irritation [Warning Serious eye damage/eye irritation]
Regulatorische InformationenChemical: Ethanaminium, N,N,N-triethyl-, chloride (1:1)Ethanaminium, N,N,N-triethyl-, chloride (1:1) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Ethanaminium, N,N,N-triethyl-, chloride (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: 06-07-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/20036Ethanaminium, N,N,N-triethyl-, chloride: Does not have an individual approval but may be used under an appropriate group standard
Weitere SicherheitsinformationenIMAP assessments - Tetraethylammonium salts: Human health tier II assessment
GefahrenübersichtCauses somnolence, tremor, and muscle weakness in oral, intraperitoneal, and intramuscular lethal-dose studies of mice and ratsHuman intravenous injection of 5 mg/kg causes paresthesias, mydriasis, and ptosis[RTECS] A skin and strong eye irritantTargets the heart and CNS[Sigma-Aldrich MSDS] See Tetraethylammonium bromide.
Hazard Classes and CategoriesAcute Tox. 4 (25.2%)Eye irritation - category 2B
Protective Action Criteria (PAC)0.55 [mg/m3]6.0 [mg/m3]30 [mg/m3]
Unerwünschte WirkungenNeurotoxin - Other CNS neurotoxin
F3-10
Wassergefährdungsklasse (WGK)3
TSCA-Inventar-StatusTSCA listed
Zollcode29239000
RTECS-Nr.BS6125000
R-Sätze (R)22-36/37/38
ToxizitätLD50 i.v. in dogs: 55.7-72.4 mg/kg (Keith, Jr.)
GefahrensymboleXn,Xi
Sicherheitshinweise (S)26-36-37/39
Lagerklasse11 - Combustible Solids
GefahrenklasseEye Irrit. 2Skin Irrit. 2

Anwendungen & Verwendung

Verwenden

Tetraethylammonium Chloride can be used as a source of tetraethylammonium ions for various pharmaceutical studies and has the ability to block K+ channels in various tissues. Tetraethylammonium Chloride can also block the transmission of nervous impulses across autonomic ganglions.