Tetrabutylammonium hydrogensulphate, AR ≥99% 32503-27-8

Name: Tetrabutylammonium hydrogensulphate, AR ≥99%
Brand: Vaqora Chemicals
SKU: VQ-045501

About Tetrabutylammonium hydrogensulphate, AR ≥99%

Tetrabutylammonium hydrogensulphate is a phase transfer catalyst (AR grade) carrying the CAS registry number 32503-27-8 at a purity of ≥99%. Its molecular formula is C16H37NO4S and its molecular weight is 339.5 g/mol. Common synonyms include Tetrabutylammonium hydrogen sulfate and Tetrabutylammonium hydrogensulfate.

Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Danger” with 7 hazard statements. Review the Safety Data Sheet before use.

It is commonly used for phase-transfer catalysis, biphasic reactions, ion-pair extraction and chromatography. Typical end-use sectors are academic and industrial research.

Standard pack sizes are 25 g, 100 g and 500 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Phase-transfer catalysis
Biphasic reactions
Ion-pair extraction
Chromatography

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tetrabutylammonium hydrogensulphate, AR ≥99%
Catalogue No.	VQ-045501
CAS Number	32503-27-8
IUPAC name	hydrogen sulfate;tetrabutylazanium
Molecular formula	C₁₆H₃₇NO₄S
Molecular weight	339.5 g/mol
Exact mass	339.2443
Grade	AR
Purity / assay	≥99%
HSN code	29239000
InChIKey	SHFJWMWCIHQNCP-UHFFFAOYSA-M
SMILES	CCCC[N+](CCCC)(CCCC)CCCC.OS(=O)(=O)[O-]
PubChem CID	94433

Physical properties
Physical form	Other
H-bond donors / acceptors	1 / 4
TPSA	85.8 Å²
Synonyms	Tetrabutylammonium hydrogen sulfate, 1-Butanaminium, N,N,N-tributyl-, sulfate (1:1), Tetrabutylammonium hydrogensulfate, tetra-n-Butylammonium hydrogen sulfate, Tetrabutylammonium bisulfate, Tetrabutylammonium sulfate (1:1), tetrabutylazanium hydrogen sulfate, tetrabutyl ammonium hydrogen sulfate, Tetrabutyl-ammonium hydrogen sulfate, tetrabutylammonium hydrosulfate, hydrogen sulfate,tetrabutylazanium

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation
H412Harmful to aquatic life with long lasting effects

Precautionary statements: P260, P261, P264, P264 + P265, P270, P271, P273, P280, P301 + P317, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P317, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P363

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 32503-27-8

Synthesis

Tetrabutylammonium hydrogensulphate, 98%

CAS: 32503-27-8
Formula: C₁₆H₃₇NO₄S
MW: 339.5 g/mol

VQ-001368

AR / HPLC

Tetrabutylammonium hydrogensulphate, AR, for HPLC ≥99%

CAS: 32503-27-8
Formula: C₁₆H₃₇NO₄S
MW: 339.5 g/mol

VQ-046934

HPLC

Tetrabutylammonium hydrogensulphate, for HPLC 99%+

CAS: 32503-27-8
Formula: C₁₆H₃₇NO₄S
MW: 339.5 g/mol

VQ-001369

Frequently asked questions

What is the CAS number of Tetrabutylammonium hydrogensulphate, AR ≥99%?

The CAS Registry Number of Tetrabutylammonium hydrogensulphate, AR ≥99% is 32503-27-8. It is also known as Tetrabutylammonium hydrogen sulfate, 1-Butanaminium, N,N,N-tributyl-, sulfate (1:1), Tetrabutylammonium hydrogensulfate.

What is the molecular formula and molecular weight of Tetrabutylammonium hydrogensulphate, AR ≥99%?

Tetrabutylammonium hydrogensulphate, AR ≥99% has the molecular formula C16H37NO4S and a molecular weight of 339.5 g/mol.

Which grade and pack sizes of Tetrabutylammonium hydrogensulphate, AR ≥99% can I order?

We supply Tetrabutylammonium hydrogensulphate, AR ≥99% in AR (≥99%) grade, in 25 g, 100 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tetrabutylammonium hydrogensulphate, AR ≥99%?

Yes. Every lot of Tetrabutylammonium hydrogensulphate, AR ≥99% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tetrabutylammonium hydrogensulphate, AR ≥99% be shipped internationally?

Yes. Tetrabutylammonium hydrogensulphate, AR ≥99% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.