Molekula
Phenylmethanesulfonyl fluoride (PMSF)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Phenylmethanesulfonyl fluoride (PMSF) is a potent serine protease inhibitor used in biochemical research to prevent protein degradation during sample preparation. It is commonly employed in cell lysis and protein extraction protocols. Available with CAS number 329-98-6, molecular formula C6H5CH2SO2F, and molecular weight 174.19 g/mol, PMSF is stored at ambient temperature and carries a Danger signal word due to its toxicity. Molekula supplies Phenylmethanesulfonyl fluoride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — $88.40 per pack
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25 g — $221.80 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline needles or crystalline powder |
| Assay | ≥98.0% HPLC |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 (6.1) |
| Packing Group | III |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 13342346 |
| CAS Number | 329-98-6 |
| IUPAC Name | phenylmethanesulfonyl fluoride |
| EC Number | 206-350-2 |
| Molecular Formula | C6H5CH2SO2F |
| Molecular Weight | 174.19 |
| Exact Mass | 174.0151 |
| SMILES | C1=CC=C(C=C1)CS(=O)(=O)F |
| InChIKey | YBYRMVIVWMBXKQ-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H7FO2S/c8-11(9,10)6-7-4-2-1-3-5-7/h1-5H,6H2 |
| PubChem CID | 4784 |
| UN Number | UN2923 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29049900 |
| Tariff Code | 2904990090 |
Safety & GHS
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Corrosive
GHS05
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Toxic
GHS06
Hazard statements
- EUH031 Contact with acids liberates toxic gas
- H300 +H310 + H330 Fatal if swallowed, in contact with skin or if inhaled
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is Phenylmethanesulfonyl fluoride (PMSF) used for?
PMSF is primarily used as a serine protease inhibitor in biochemical research, particularly in protein purification and enzyme activity studies.
What is the chemical formula and molecular weight of PMSF?
The formula is C6H5CH2SO2F with a molecular weight of 174.19 g/mol.
How should PMSF be stored?
PMSF should be stored at ambient temperature, protected from moisture and light, and used promptly after opening.
What grade of PMSF does Molekula supply?
Molekula supplies PMSF in high-purity grade suitable for research use.
Can Molekula supply PMSF in bulk quantities?
Yes, Molekula can supply PMSF in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a PMSF order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.