4-Methylsulfonylbenzoic acid

Name: 4-Methylsulfonylbenzoic acid
Brand: Vaqora Chemicals
SKU: VQ-027221

About 4-Methylsulfonylbenzoic acid

Listed under CAS 4052-30-6, 4-Methylsulfonylbenzoic acid is an impurity of Benzoic acid available from Vaqora Chemicals. With the molecular formula C8H8O4S, it has a molar mass of 200.21 g/mol. Alternative names: p-(Methylsulphonyl)benzoic acid and p-methylsulfonylbenzoic acid.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

This Benzoic acid impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 4-Methylsulfonylbenzoic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Benzoic acid

View every impurity, metabolite and intermediate we list for Benzoic acid.

Benzoic acid impurities

Specifications & identifiers

Chemical identifiers
Product name	4-Methylsulfonylbenzoic acid
Catalogue No.	VQ-027221
CAS Number	4052-30-6
IUPAC name	4-methylsulfonylbenzoic acid
Molecular formula	C₈H₈O₄S
Molecular weight	200.21 g/mol
Exact mass	200.0143
Grade	Reference Standard
HSN code	38229090
InChIKey	AJBWNNKDUMXZLM-UHFFFAOYSA-N
SMILES	CS(=O)(=O)C1=CC=C(C=C1)C(=O)O
PubChem CID	77670

Physical properties
Physical form	Solid
LogP (XLogP3)	0.7
H-bond donors / acceptors	1 / 4
TPSA	79.8 Å²
Synonyms	p-(Methylsulphonyl)benzoic acid, p-methylsulfonylbenzoic acid, 4-methylsulphonylbenzoic acid, 4-(methylsulphonyl)benzoic acid, 4-Methanesulfonyl-benzoic acid, Benzoic acid, 4-(methylsulfonyl)-, 4-methanesulfonylbenzoic acid, p-(methylsulfonyl)benzoic acid, 4-(Methanesulfonyl)benzoic acid, Benzoic acid, p-(methylsulfonyl)-

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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

Frequently asked questions

What is the CAS number of 4-Methylsulfonylbenzoic acid?

The CAS Registry Number of 4-Methylsulfonylbenzoic acid is 4052-30-6. It is also known as p-(Methylsulphonyl)benzoic acid, p-methylsulfonylbenzoic acid, 4-methylsulphonylbenzoic acid.

What is the molecular formula and molecular weight of 4-Methylsulfonylbenzoic acid?

4-Methylsulfonylbenzoic acid has the molecular formula C8H8O4S and a molecular weight of 200.21 g/mol. Its IUPAC name is 4-methylsulfonylbenzoic acid.

What is 4-Methylsulfonylbenzoic acid used for?

4-Methylsulfonylbenzoic acid is supplied as a characterised reference material related to Benzoic acid. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of 4-Methylsulfonylbenzoic acid can I order?

We supply 4-Methylsulfonylbenzoic acid in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Methylsulfonylbenzoic acid?

Yes. Every lot of 4-Methylsulfonylbenzoic acid 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 4-Methylsulfonylbenzoic acid be shipped internationally?

Yes. 4-Methylsulfonylbenzoic acid 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.