Tetraethylammonium hydroxide solution (TEAOH) - 35 wt. % in H2O , CAS No.77-98-5

CAS: 77-98-5 Cat. No.: T434180 Summenformel: C8H21NO Molekulargewicht: 147.26 Beilstein Registry Number: 3912961 EG-Nummer: 201-073-3 PubChem CID: 6509
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GRADE & PURITY 35 wt. % in H2O
Synonyms
MFCD00009024 | Ammonium, tetraethyl-, hydroxide | RA8VU41B1F | T0096 | AI3-24479 | Q27288030 | Tetraethyl ammonium hydroxide | ?Tetraethylammonium hydroxide | DTXSID30883222 | FT-0654332 | I0363 | tetraethylazanium hydroxide | SCHEMBL25372 | T2589 | ETHAN
Storage
Room temperature
Shipped In
FedEx DG Service
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Size
Deutschland (EU)
USA*
Price
Qty
100ml
T434180-100ml
—
8 Auf Lager

42,43€

52,85€
Speichern 10,41 € (19.70%)
500ml
T434180-500ml
—
2 Auf Lager
122,26€
Enter a quantity for the sizes you want to add.
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Why this grade

35 wt. % in H2O for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 101 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

TEAOH solution is a strong organic base used to adjust pH of the acidic mobile phase in chromatographic separation.

Application

Tetraethylammonium hydroxide solution (35 wt. % in H 2 O) may be used as an organic structure-directing agent (SDA)/template in the synthesis of mesoporous molecular sieves and zeolite samples.

Specifications

Synonyme
MFCD00009024 | Ammonium, tetraethyl-, hydroxide | RA8VU41B1F | T0096 | AI3-24479 | Q27288030 | Tetraethyl ammonium hydroxide | ?Tetraethylammonium hydroxide | DTXSID30883222 | FT-0654332 | I0363 | tetraethylazanium hydroxide | SCHEMBL25372 | T2589 | ETHAN
Spezifikationen & Reinheit
35 wt. % in H2O
Storage
Room temperature
Verschickt in
FedEx DG Service
Namen und Kennungen
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488180084
Kanonisches Lächeln
CC[N+](CC)(CC)CC.[OH-]
IUPAC Name
tetraethylazanium;hydroxide
InChIKey
LRGJRHZIDJQFCL-UHFFFAOYSA-M
INCHI
1S/C8H20N.H2O/c1-5-9(6-2,7-3)8-4;/h5-8H2,1-4H3;1H2/q+1;/p-1
Isomere SMILES
CC[N+](CC)(CC)CC.[OH-]
WGK Deutschland
3
PubChem CID
6509
Molekulargewicht
147.26
Beilstein
3912961

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic nitrogen compounds
KlasseOrganonitrogen compounds
SubclassQuaternary ammonium salts
Intermediate Tree Nodes Not available
Direct ParentTetraalkylammonium salts
Alternative Parents Organopnictogen compounds  Organic salts  Organic oxoanionic compounds  Organic oxides  Hydrocarbon derivatives  Amines  
Molecular FrameworkAliphatic acyclic compounds
Substituents Tetraalkylammonium salt - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organic hydroxide - Amine - Aliphatic acyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as tetraalkylammonium salts. These are organonitrogen compounds containing a quaternary ammonium substituted with four alkyl chains.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

23 results found

Lot NumberCertificate TypeDatumArtikel
L2320248Certificate of AnalysisSep 21, 2026 T434180
H2628048Certificate of AnalysisJul 04, 2025 T434180
G2525522Certificate of AnalysisJul 04, 2025 T434180
G2525444Certificate of AnalysisJul 04, 2025 T434180
G2525443Certificate of AnalysisJul 04, 2025 T434180
A2503516Certificate of AnalysisDec 17, 2024 T434180
A2503515Certificate of AnalysisDec 17, 2024 T434180
A2503517Certificate of AnalysisDec 17, 2024 T434180
E2415300Certificate of AnalysisMay 09, 2024 T434180
E2415301Certificate of AnalysisMay 09, 2024 T434180
E2415302Certificate of AnalysisMay 09, 2024 T434180
H2625826Certificate of AnalysisMay 09, 2024 T434180
H2625827Certificate of AnalysisMay 09, 2024 T434180
D2426080Certificate of AnalysisDec 06, 2023 T434180
L2320250Certificate of AnalysisDec 06, 2023 T434180
L2320247Certificate of AnalysisDec 06, 2023 T434180
L2320246Certificate of AnalysisDec 06, 2023 T434180
L2320245Certificate of AnalysisDec 06, 2023 T434180
H2329109Certificate of AnalysisApr 12, 2023 T434180
D2323452Certificate of AnalysisApr 12, 2023 T434180
D2323453Certificate of AnalysisApr 12, 2023 T434180
D2323457Certificate of AnalysisApr 12, 2023 T434180
D2323468Certificate of AnalysisApr 12, 2023 T434180
Chemische und physikalische Eigenschaften
EmpfindlichkeitAir sensitive
Brechungsindex1.380
Flammpunkt (°C)>170
Siedepunkt (°C)96.4°C
Molekulargewicht147.260 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count4
Exact Mass147.162 Da
Monoisotopic Mass147.162 Da
Topological Polar Surface Area1.000 Ų
Heavy Atom Count10
Formal Charge0
Complexity47.500
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Citations of This Product
Lösungsrechner
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Häufig gestellte Fragen

How should this product be stored?
Store at room temperature.
How is this product shipped?
This product is classified as dangerous goods and ships via FedEx DG Service. Ground and other economy services are not available, and delivery to some destinations or address types may be restricted.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 77-98-5, the molecular formula is C8H21NO, and the molecular weight is 147.26 g/mol. InChIKey LRGJRHZIDJQFCL-UHFFFAOYSA-M.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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