p-Toluene sulphonic acid, 98%

Name: p-Toluene sulphonic acid, 98%
Brand: Vaqora Chemicals
SKU: VQ-010926

About p-Toluene sulphonic acid, 98%

Listed under CAS 6192-52-5, p-Toluene sulphonic acid is an organosulfur compound available from Vaqora Chemicals (Synthesis grade) at a purity of 98%. The compound has the formula C7H10O4S, corresponding to a molecular weight of 190.22 g/mol. Its systematic (IUPAC) name is 4-methylbenzenesulfonic acid. Hydrate. It is also known as 4-methylbenzenesulfonic acid monohydrate or 4-methylbenzene-1-sulfonic acid hydrate.

It is supplied as a powder. Key physical data: a melting point of 103-106 °C. Keep the container tightly sealed and store it in a cool, dry area. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis, fine chemical synthesis and catalysis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 500 g, 5 kg and 4 x 25 kg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Organic synthesis
Fine chemical synthesis
Catalysis

Industries

Specifications & identifiers

Chemical identifiers
Product name	p-Toluene sulphonic acid, 98%
Catalogue No.	VQ-010926
CAS Number	6192-52-5
IUPAC name	4-methylbenzenesulfonic acid;hydrate
Molecular formula	C₇H₁₀O₄S
Molecular weight	190.22 g/mol
Exact mass	190.03
Grade	Synthesis
Purity / assay	98%
HSN code	29041090
InChIKey	KJIFKLIQANRMOU-UHFFFAOYSA-N
SMILES	CC1=CC=C(C=C1)S(=O)(=O)O.O
PubChem CID	521998

Physical properties
Physical form	Powder
Appearance	Powder
Melting point	103-106 °C
H-bond donors / acceptors	2 / 4
TPSA	63.8 Å²
UN number	UN 2585
Synonyms	4-methylbenzenesulfonic acid monohydrate, 4-methylbenzene-1-sulfonic acid hydrate, p-Toluenesulfonic acid monohydrate, 4-methylbenzenesulfonic acid hydrate, Benzenesulfonic acid, 4-methyl-, monohydrate, 4-toluenesulfonic acid monohydrate, p-Toluenesulphonic acid monohydrate, p-Toluene sulfonic acid monohydrate, para-toluenesulfonic acid monohydrate, p-toluenesulfonic acid hydrate, Toluene sulfonic acid, 4-methylbenzenesulphonic acid hydrate

Safety & hazard information (GHS)

Corrosive

Harmful / irritant

Signal word: Danger

Hazard statements

H314Causes severe skin burns and eye damage
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P260, P261, P264, P264 + P265, P271, P280, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P316, P317, P319, P321, P332 + P317, P337 + P317, P362 + P364, P363, P403 + P233, P405, 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 6192-52-5

Reference Standard

Lisinopril EP Impurity B (Monohydrate Salt)

CAS: 6192-52-5
Formula: C₇H₁₀O₄S
MW: 190.22 g/mol

VQ-006491

AR

p-Toluene sulphonic acid, GR 99%+

CAS: 6192-52-5
Formula: C₇H₁₀O₄S
MW: 190.22 g/mol

VQ-010927

p-Toluene sulphonic acid, monohydrate, 99.5%

CAS: 6192-52-5
Formula: C₇H₁₀O₄S
MW: 190.22 g/mol

VQ-010928

Frequently asked questions

What is the CAS number of p-Toluene sulphonic acid, 98%?

The CAS Registry Number of p-Toluene sulphonic acid, 98% is 6192-52-5. It is also known as 4-methylbenzenesulfonic acid monohydrate, 4-methylbenzene-1-sulfonic acid hydrate, p-Toluenesulfonic acid monohydrate.

What is the molecular formula and molecular weight of p-Toluene sulphonic acid, 98%?

p-Toluene sulphonic acid, 98% has the molecular formula C7H10O4S and a molecular weight of 190.22 g/mol.

Which grade and pack sizes of p-Toluene sulphonic acid, 98% can I order?

We supply p-Toluene sulphonic acid, 98% in Synthesis (98%) grade, in 500 g, 5 kg, 4 x 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with p-Toluene sulphonic acid, 98%?

Yes. Every lot of p-Toluene sulphonic acid, 98% 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 p-Toluene sulphonic acid, 98% be shipped internationally?

Yes. p-Toluene sulphonic acid, 98% is classified as hazardous (UN 2585), 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.