FOY-251 mesylate

Catalog No. size PriceQuantity
M7053-2 2mg solid $85
M7053-10 10mg solid $360


FOY-251 is a metabolite of Camostat that acts as a pollen protease inhibitor for prevention and control of allergies.

Product information

CAS Number: 71079-09-9

Molecular Weight: 409.41

Formula: C17H19N3O7S



FOY 251


FOY-251 mesylate

Chemical Name: 4-[[4-[(Aminoiminomethyl)amino]benzoyl]oxy]-benzeneacetic Acid Monomethanesulfonate

Smiles: CS(O)(=O)=O.NN=CNC1C=CC(=CC=1)C(=O)OC1C=CC(CC(O)=O)=CC=1


InChi: InChI=1S/C16H15N3O4.CH4O3S/c17-19-10-18-13-5-3-12(4-6-13)16(22)23-14-7-1-11(2-8-14)9-15(20)21;1-5(2,3)4/h1-8,10H,9,17H2,(H,18,19)(H,20,21);1H3,(H,2,3,4)

Technical Data

Appearance: Solid Power.

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: Soluble in DMSO

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥360 days if stored properly.

Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined.

HS Tariff Code: 382200

How to use

In Vitro:

FOY-251 represents a dose-dependent inhibition of equivalent current in M-1 cells. FOY-251 inhibits the proteolytic activity of prostasin.


  1. Beckh K, Weidenbach H, Weidenbach F, Müller R, Adler G. Hepatic and pancreatic metabolism and biliary excretion of the protease inhibitor camostat mesilate. Int J Pancreatol. 1991;10(3-4):197-205. doi:10.1007/BF02924157

Products are for research use only. Not for human use.

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