Tetrabutylammonium hydroxide solution(TBAOH) - 54.0-56.0% in H2O , CAS No.2052-49-5

CAS: 2052-49-5 Cat. No.: T432295 Formula: C16H37NO Molecular Weight: 259.47 Beilstein Registry Number: 3571228 EC Number: 218-147-6 PubChem CID: 2723671
AVAILABLE TO ORDER
GRADE & PURITY 54.0-56.0% in H2O
Synonyms
N,N,N-Tributyl-1-butanaminium hydroxide | Tetra-n-butylammonium hydroxide | TBAOH
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
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Size
USA
Germany (EU)*
Price
Qty
100ml
T432295-100ml
2 In stock
—
$99.90
500ml
T432295-500ml
1 In stock
—
$339.90
Enter a quantity for the sizes you want to add.
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Why this grade

54.0-56.0% in H2O for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged 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 186 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

The product is 54.0-56.0% solution of tetrabutylammonium hydroxide in H 2 O. Tetrabutylammonium hydroxide has been synthesized from tetrabutylammonium iodide. TBAOH dissolved in anhydrous isopropyl alcohol is widely employed as titrant for weak acids.


Application

Tetrabutylammonium hydroxide solution (TBAOH) may be used in the following studies: For the dissolution of 10 wt% cellulose under room temperature conditions. As a catalyst during the synthesis of 1,2,4-oxadiazoles. Preparation of TBAOH salts of fatty acids.

Specifications

Synonyms
N,N,N-Tributyl-1-butanaminium hydroxide | Tetra-n-butylammonium hydroxide | TBAOH
Specifications & Purity
54.0-56.0% in H2O
Storage
Room temperature,Argon charged
Shipped In
FedEx DG Service
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504760792
Canonical Smiles
CCCC[N+](CCCC)(CCCC)CCCC.[OH-]
IUPAC Name
tetrabutylazanium;hydroxide
InChIKey
VDZOOKBUILJEDG-UHFFFAOYSA-M
INCHI
1S/C16H36N.H2O/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;/h5-16H2,1-4H3;1H2/q+1;/p-1
Isomeric SMILES
CCCC[N+](CCCC)(CCCC)CCCC.[OH-]
WGK Germany
3
PubChem CID
2723671
UN Number
3267
Packing Group
II
Molecular Weight
259.47
Beilstein
3571228

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
ClassOrganonitrogen 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
DescriptionThis 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 Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Staphylococcus epidermidis (22802 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
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.

17 results found

Lot NumberCertificate TypeDateItem
H2631761Certificate of AnalysisAug 20, 2026 T432295
H2631755Certificate of AnalysisAug 20, 2026 T432295
H2631747Certificate of AnalysisAug 20, 2026 T432295
G2325161Certificate of AnalysisMay 09, 2026 T432295
C2612679Certificate of AnalysisMar 02, 2026 T432295
C2612680Certificate of AnalysisMar 02, 2026 T432295
C2612681Certificate of AnalysisMar 02, 2026 T432295
H2613066Certificate of AnalysisMar 02, 2026 T432295
A2522271Certificate of AnalysisJan 11, 2025 T432295
A2522257Certificate of AnalysisJan 11, 2025 T432295
K2422630Certificate of AnalysisNov 15, 2024 T432295
F2419349Certificate of AnalysisJun 06, 2024 T432295
F2419348Certificate of AnalysisJun 06, 2024 T432295
E2409431Certificate of AnalysisApr 26, 2024 T432295
E2409423Certificate of AnalysisApr 26, 2024 T432295
G2325168Certificate of AnalysisJul 17, 2023 T432295
G2325167Certificate of AnalysisJul 17, 2023 T432295
Chemical and Physical Properties
SensitivityAir sensitive
Refractive Index1.400
Molecular Weight259.470 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count12
Exact Mass259.288 Da
Monoisotopic Mass259.288 Da
Topological Polar Surface Area1.000 Ų
Heavy Atom Count18
Formal Charge0
Complexity116.000
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
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

How should this product be stored?
Store in a cool place under argon. It is supplied under an argon blanket; reseal under inert gas after each use.
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 2052-49-5, the molecular formula is C16H37NO, and the molecular weight is 259.47 g/mol. InChIKey VDZOOKBUILJEDG-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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