Benzene sulphonic acid, 90%+

Name: Benzene sulphonic acid, 90%+
Brand: Vaqora Chemicals
SKU: VQ-010822

About Benzene sulphonic acid, 90%+

Vaqora Chemicals supplies Benzene sulphonic acid, an organosulfur compound registered under CAS number 98-11-3, specified at ≥90% purity. With the molecular formula C6H6O3S, it has a molar mass of 158.18 g/mol. Its systematic (IUPAC) name is benzenesulfonic acid. Common synonyms include Phenylsulfonic acid and Benzenesulphonic acid.

It is supplied as a solid. Key physical data: a melting point of 30-60 °C. Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

It is commonly used for organic synthesis and API synthesis. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 100 g, 250 g, 500 g and 5 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	Benzene sulphonic acid, 90%+
Catalogue No.	VQ-010822
CAS Number	98-11-3
IUPAC name	benzenesulfonic acid
Molecular formula	C₆H₆O₃S
Molecular weight	158.18 g/mol
Exact mass	158.0038
Purity / assay	≥90%
HSN code	29041010
InChIKey	SRSXLGNVWSONIS-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)S(=O)(=O)O
PubChem CID	7371

Physical properties
Physical form	Solid
Appearance	Solid
Melting point	30-60 °C
H-bond donors / acceptors	1 / 3
TPSA	62.8 Å²
Synonyms	Phenylsulfonic acid, Benzenesulphonic acid, Besylic acid, Benzenemonosulfonic acid, Kyselina benzensulfonova, benzensulfonic acid, Benzene sulfonic acid, Blu-gard snitizing teat dip, benezenesulfonate, phenyl sulfonic acid, starbld0034875, Ph-SO3H

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H290May be corrosive to metals
H302Harmful if swallowed
H314Causes severe skin burns and eye damage
H318Causes serious eye damage

Precautionary statements: P234, P260, P264, P264 + P265, P270, P280, P301 + P317, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P317, P321, P330, P363, P390, P405, P406, P501

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 98-11-3

Synthesis

Benzene sulphonic acid, 98%

CAS: 98-11-3
Formula: C₆H₆O₃S
MW: 158.18 g/mol

VQ-010823

Reference Standard

Benzenesulfonic Acid

CAS: 98-11-3
Formula: C₆H₆O₃S
MW: 158.18 g/mol

In stock

EP

Benzenesulfonic Acid, EP ≥98.0%

CAS: 98-11-3
Formula: C₆H₆O₃S
MW: 158.18 g/mol

VQ-046962

Frequently asked questions

What is the CAS number of Benzene sulphonic acid, 90%+?

The CAS Registry Number of Benzene sulphonic acid, 90%+ is 98-11-3. It is also known as Phenylsulfonic acid, Benzenesulphonic acid, Besylic acid.

What is the molecular formula and molecular weight of Benzene sulphonic acid, 90%+?

Benzene sulphonic acid, 90%+ has the molecular formula C6H6O3S and a molecular weight of 158.18 g/mol. Its IUPAC name is benzenesulfonic acid.

Which grade and pack sizes of Benzene sulphonic acid, 90%+ can I order?

We supply Benzene sulphonic acid, 90%+ in (≥90%) grade, in 100 g, 250 g, 500 g, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Benzene sulphonic acid, 90%+?

Yes. Every lot of Benzene sulphonic acid, 90%+ 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 Benzene sulphonic acid, 90%+ be shipped internationally?

Yes. Benzene sulphonic acid, 90%+ 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.