Phenylmethanesulphonyl fluoride, 99% (HPLC)

Name: Phenylmethanesulphonyl fluoride, 99% (HPLC)
Brand: Vaqora Chemicals
SKU: VQ-002692

About Phenylmethanesulphonyl fluoride, 99% (HPLC)

Listed under CAS 329-98-6, Phenylmethanesulphonyl fluoride is an enzyme / protein reagent available from Vaqora Chemicals, specified at ≥99% purity. The compound has the formula C7H7FO2S, corresponding to a molecular weight of 174.19 g/mol. Systematically, it is named phenylmethanesulfonyl fluoride. Alternative names: PMSF and a-Toluenesulfonyl fluoride.

The material typically appears as a white to faint yellow powder. Key physical data: a melting point of 92-95 °C. Store in a tightly closed container in a cool, dry and well-ventilated place. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

Typical applications include enzymatic assays, enzyme inhibition studies, protein research and chromatography. It is used across academic and industrial research and diagnostics and biotechnology.

Vaqora Chemicals supplies Phenylmethanesulphonyl fluoride in 1 g, 5 g, 25 g and 100 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Enzymatic assays
Enzyme inhibition studies
Protein research
Chromatography

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Phenylmethanesulphonyl fluoride, 99% (HPLC)
Catalogue No.	VQ-002692
CAS Number	329-98-6
IUPAC name	phenylmethanesulfonyl fluoride
Molecular formula	C₇H₇FO₂S
Molecular weight	174.19 g/mol
Exact mass	174.0151
Purity / assay	≥99%
HSN code	29041090
InChIKey	YBYRMVIVWMBXKQ-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)CS(=O)(=O)F
PubChem CID	4784

Physical properties
Physical form	Powder
Appearance	White to faint yellow powder
Melting point	92-95 °C
LogP (XLogP3)	1.3
H-bond donors / acceptors	0 / 3
TPSA	42.5 Å²
UN number	UN 2928
Synonyms	PMSF, a-Toluenesulfonyl fluoride, Benzylsulfonyl fluoride, Phenylmethylsulfonyl fluoride, Benzenemethanesulfonyl fluoride, alpha-TOLUENESULFONYL FLUORIDE, Phenylmethylsulfonylfluoride, Benzylsulphonyl fluoride, Fluoride, Phenylmethylsulfonyl, Fluoride, Phenylmethanesulfonyl, Fluoride, Benzenemethanesulfonyl, alpha-Toluenesulphonyl fluoride

Safety & hazard information (GHS)

Corrosive

Toxic

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H314Causes severe skin burns and eye damage

Precautionary statements: P260, P264, P270, P280, P301 + P316, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P330, P363, 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 329-98-6

Phenylmethanesulphonyl fluoride, ≥98.5% (GC)

CAS: 329-98-6
Formula: C₇H₇FO₂S
MW: 174.19 g/mol

VQ-002695

Extra Pure

Phenylmethanesulphonyl fluoride, 99%

CAS: 329-98-6
Formula: C₇H₇FO₂S
MW: 174.19 g/mol

VQ-002691

Cell Culture

Phenylmethanesulphonyl fluoride, cell culture tested

CAS: 329-98-6
Formula: C₇H₇FO₂S
MW: 174.19 g/mol

VQ-046432

Biochemistry

Phenylmethanesulphonyl fluoride, for biochemistry, 99%

CAS: 329-98-6
Formula: C₇H₇FO₂S
MW: 174.19 g/mol

VQ-002693

Molecular Biology

Phenylmethanesulphonyl fluoride, for molecular biology, 99%

CAS: 329-98-6
Formula: C₇H₇FO₂S
MW: 174.19 g/mol

VQ-002694

Frequently asked questions

What is the CAS number of Phenylmethanesulphonyl fluoride, 99% (HPLC)?

The CAS Registry Number of Phenylmethanesulphonyl fluoride, 99% (HPLC) is 329-98-6. It is also known as PMSF, a-Toluenesulfonyl fluoride, Benzylsulfonyl fluoride.

What is the molecular formula and molecular weight of Phenylmethanesulphonyl fluoride, 99% (HPLC)?

Phenylmethanesulphonyl fluoride, 99% (HPLC) has the molecular formula C7H7FO2S and a molecular weight of 174.19 g/mol. Its IUPAC name is phenylmethanesulfonyl fluoride.

Which grade and pack sizes of Phenylmethanesulphonyl fluoride, 99% (HPLC) can I order?

We supply Phenylmethanesulphonyl fluoride, 99% (HPLC) in (≥99%) grade, in 1 g, 5 g, 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Phenylmethanesulphonyl fluoride, 99% (HPLC)?

Yes. Every lot of Phenylmethanesulphonyl fluoride, 99% (HPLC) 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 Phenylmethanesulphonyl fluoride, 99% (HPLC) be shipped internationally?

Yes. Phenylmethanesulphonyl fluoride, 99% (HPLC) is classified as hazardous (UN 2928), 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.