A serine protease inhibitor
Catalog #: 1548 | abID:

Product Details

Alternate Name α-Toluenesulfonyl fluoride, Benzylsulfonyl fluoride, Phenylmethylsulfonyl fluoride
Appearance White solid
CAS # 329-98-6
Molecular Formula C₇H₇FO₂S
Molecular Weight 174.2
Purity ≥99%
Solubility EtOH (10%)
InChi InChI=1S/C7H7FO2S/c8-11(9,10)6-7-4-2-1-3-5-7/h1-5H,6H2
PubChem CID 4784
MDL Number MFCD00007424
Handling Protect from moisture
Storage Conditions -20°C
Shipping Conditions RT
USAGE For Research Use Only! Not For Use in Humans.


An irreversible inhibitor of serine proteases (such as thrombin, trypsin and chymotrypsin) and mammalian acetylcholinesterase. It causes sulfonylation of the active-site serine residues. Inhibits cysteine proteases like papain (reversible by DTT treatment). Also inhibits internucleosomal DNA fragmentation in immature thymocytes.

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