Tetraethylammoniumhydroxid

Tetraethylammonium Hydroxide

HCID 6509CAS 77-98-5

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Grundinformationen

Standard-SMILES: CC[N+](CC)(CC)CC.[OH-]
InChIKey: LRGJRHZIDJQFCL-UHFFFAOYSA-M
Summenformel: C8H20N.HO
Durchschnittliche Molmasse: 147,26 g/mol
Monoisotopische Masse: 147,16231429

Überblick

See also: Tetraethylammonium (has active moiety).

Namen und Bezeichner

Bevorzugter Name: Tetraethylammonium Hydroxide
IUPAC: tetraethylazanium hydroxide
Lokaler Name: Tetraethylammoniumhydroxid
Englischer Name: Tetraethylammonium hydroxide
Summenformel: C8H21NO
Molmasse: 147.26

Namen und Synonyme

Tetraethylammonium hydroxide77-98-5Tetraethyl ammonium hydroxideRA8VU41B1FETHANAMINIUM, N,N,N-TRIETHYL-, HYDROXIDEDTXSID30883222RefChem:188566Hydroxide, TetraethylammoniumDTXCID901022771201-073-3Ammonium, tetraethyl-, hydroxidetetraethylazanium;hydroxide

Weitere Namen anzeigen

TEA HYDROXIDETetraethylammoniumhydroxidtetraethyl-ammoniuhydroxideTetraethylamminonium hydroxiden,n,n-triethyl-ethanaminiuhydroxidetetraethylammoniumhydroxide,solutionEthanaminum,N,N,N-triethyl-,hydroxidetetraethylammonioumhydroxide(aqueous)Ethanaminium,N,N,N-triethyl-,hydroxideTetraethylaMMoniuM hydroxide ,25% [25 wt. % in H2O]

UNII-RA8VU41B1Fn,n,n-triethylethanaminium hydroxideEINECS 201-073-3AI3-24479MFCD00009024EC 201-073-3Tetraethylammonium hydroxide (10% in Water)77-98-5(water)

Datenbank-Bezeichner

CAS: 77-98-5
PubChem CID: 6509
DTXSID: DTXSID30883222
UNII: RA8VU41B1F
EC Number: 201-073-3

Eigenschaften

Berechnete Struktureigenschaften

Polarare Oberfläche (TPSA): 1 Å²
H-Brücken-Donoren: 1
H-Brücken-Akzeptoren: 1
Frei drehbare Bindungen: 4
Schwere Atome: 10
Formalladung: 0
Komplexität: 47,5

Experimentelle und physikochemische Eigenschaften

Chemical ClassesNitrogen Compounds -> Quaternary Amines

Physical Description · 2 Einträge

Liquid

Aqueous solution: Colorless odorless liquid; [Merck Index] 35% Aqueous solution: Colorless to pale yellow liquid; [Alfa Aesar MSDS]

Physikochemische Eigenschaften

Schmelzpunkt: -98 C · -98C
Siedepunkt: 110 °C · 110 °C
Dichte: 1.023 g/mL · 1.023 g/mL at 25 °C
Brechungsindex: 20 · n20/D 1.422
Flammpunkt: 11 °C · 11 °C
storage temp.: 2 · 2-8°C
Aggregatzustand: Solution
Farbe: colorless to yellow
PH: 13 · >13 (H2O, 20°C)
Wasserlöslichkeit: SOLUBLE
Merck: 14 · 14,9201
BRN: 3912961 · 3912961
Stabilität: Stable, but absorbs carbon dioxide from the air
InChI: 1S/C8H20N.H2O/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H2/q+1;/p-1
InChIKey: LRGJRHZIDJQFCL-UHFFFAOYSA-M
SMILES: [OH-].CC[N+](CC)(CC)CC
CAS Datenbank: 77 · 77-98-5(CAS DataBase Reference)
EPA chemische Informationen: Tetraethyl ammonium hydroxide (77-98-5)

Sicherheit und Regulatorisches

GHS-Klassifizierung

GHS Classification · 6 Einträge

Danger

H290 (15.3%): May be corrosive to metals [Warning Corrosive to Metals]

P234, P260, P262, P264, P264+P265, P270, P273, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P308+P316, P316, P317, P319, P321, P330, P361+P364, P363, P390, P391, P405, P406, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 301 reports by companies from 17 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Danger

H302: Harmful if swallowed [Warning Acute toxicity, oral]

Gefahrenhinweise

Regulatory Information · 4 Einträge

Chemical: Ethanaminium, N,N,N-triethyl-, hydroxide

Ethanaminium, N,N,N-triethyl-, hydroxide (1:1) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Ethanaminium, N,N,N-triethyl-, hydroxide (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: 09-10-2021 https://echa.europa.eu/registration-dossier/-/registered-dossier/10763

Ethanaminium, N,N,N-triethyl-, hydroxide: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.

Other Safety InformationIMAP assessments - Ethanaminium, N,N,N-triethyl-, hydroxide: Human health tier II assessment

Hazards Summary · 1 Eintrag

Subcutaneous LDLo (mouse) = 107 mg/kg; [RTECS] The free base exists only in solution or as hydrates; A strong base that absorbs carbon dioxide from the air; [Merck Index] 35% Aqueous solution: Causes burns; [Alfa Aesar MSDS] See Tetraethylammonium bromide.

Hazard Classes and Categories · 2 Einträge

Met. Corr. 1 (15.3%)

Acute toxicity (ingestion) - category 4

Sicherheit und Schutzausrüstung

Protective Action Criteria (PAC) · 3 Einträge

0.90 [mg/m3]

9.9 [mg/m3]

59 [mg/m3]

Toxikologische Informationen

Adverse EffectsDermatotoxin - Skin burns.

Sicherheitsdaten

F: 9-34
wgk: 3
tsca: TSCA listed
ridadr: UN 3286 3/PG 2
hs_code: 29239000
RTECS-Nr.: KH3150000
risk_code: 34-51-39/23/24/25-23/24/25-11-35
hazard_code: C,N,T,F
safety_code: 7-16-26-36/37/39-45-61-36/37
hazard_class: 8
packing_group: II
Speicherklasse: 3 - Flammable liquids
Hazard Classifications: Acute Tox. 3 DermalAcute Tox. 3 InhalationAcute Tox. 3 OralEye Dam. 1Flam. Liq. 2Skin Corr. 1BSTOT SE 1

Chemie und Industrie

Pharmakologische Informationen

MeSH Pharmacological ClassificationA class of drugs that act by inhibition of potassium efflux through cell membranes. Blockade of potassium channels prolongs the duration of ACTION POTENTIALS. They are used as ANTI-ARRHYTHMIA AGENTS and VASODILATOR AGENTS.

Verwendung und Herstellung

U.S. Production2023: 1,000,000 - <5,000,000 lb

Industry UsesPlating agent

General Manufacturing Information · 2 Einträge

All Other Basic Inorganic Chemical Manufacturing

Ethanaminium, N,N,N-triethyl-, hydroxide (1:1): ACTIVE

Anwendungen · 1 Eintrag

VerwendenTetraethylammonium hydroxide is a strong organic base and finds applications in photovoltaic chemicals, advanced ceramics, flat panel display chemicals, selective etching and transesterification catalysts. Its solution (35 wt. % in H2O) may be used as an organic structure-directing agent (SDA)/template in the synthesis of mesoporous molecular sieves and zeolite samples.