p-Toluene sulphonic acid, monohydrate, 99.5%

Name: p-Toluene sulphonic acid, monohydrate, 99.5%
Brand: Vaqora Chemicals
SKU: VQ-010928

About p-Toluene sulphonic acid, monohydrate, 99.5%

p-Toluene sulphonic acid, monohydrate is an organosulfur compound carrying the CAS registry number 6192-52-5 at a purity of 99.5%. The compound has the formula C7H10O4S, corresponding to a molecular weight of 190.22 g/mol. The IUPAC name is 4-methylbenzenesulfonic acid. Hydrate. Common synonyms include 4-methylbenzenesulfonic acid monohydrate and 4-methylbenzene-1-sulfonic acid hydrate.

In its supplied form it is a white powder. Key physical data: a melting point of 103-106 °C and a density of 1.24. Store sealed in a dry, well-ventilated location away from incompatible materials. It carries the GHS signal word “Danger” with 5 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

We offer p-Toluene sulphonic acid, monohydrate in 5 g, 100 g, 500 g and 5 x 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	p-Toluene sulphonic acid, monohydrate, 99.5%
Catalogue No.	VQ-010928
CAS Number	6192-52-5
IUPAC name	4-methylbenzenesulfonic acid;hydrate
Molecular formula	C₇H₁₀O₄S
Molecular weight	190.22 g/mol
Exact mass	190.03
Purity / assay	99.5%
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	White powder
Melting point	103-106 °C
Density	1.24
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

Synthesis

p-Toluene sulphonic acid, 98%

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

VQ-010926

AR

p-Toluene sulphonic acid, GR 99%+

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

VQ-010927

Frequently asked questions

What is the CAS number of p-Toluene sulphonic acid, monohydrate, 99.5%?

The CAS Registry Number of p-Toluene sulphonic acid, monohydrate, 99.5% 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, monohydrate, 99.5%?

p-Toluene sulphonic acid, monohydrate, 99.5% has the molecular formula C7H10O4S and a molecular weight of 190.22 g/mol.

Which grade and pack sizes of p-Toluene sulphonic acid, monohydrate, 99.5% can I order?

We supply p-Toluene sulphonic acid, monohydrate, 99.5% in (99.5%) grade, in 5 g, 100 g, 500 g, 5 x 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with p-Toluene sulphonic acid, monohydrate, 99.5%?

Yes. Every lot of p-Toluene sulphonic acid, monohydrate, 99.5% 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, monohydrate, 99.5% be shipped internationally?

Yes. p-Toluene sulphonic acid, monohydrate, 99.5% 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.