45,00 295,00  excl. 19% VAT


3130-100 100 mg 45.00 EUR
3130-1 g 1 g 295.00 EUR

Pyroglutamyl- L-phenylalanyl- L-leucine- p-nitroanilide

(M.W. 509.56) C26H31N5O6 [85901-57-1]

Synthetic Product
A single spot is detectable by TLC when 100 µg is applied to the plate. The amount of contamination detectable by HPLC is less than 1 %.

Pyr-Phe-Leu-pNA – Chromogenic substrate for Thiol Protease (papain, ficin, bromelain and cathepsin B)

Shipping | Storage | Stability
Our chromogenic substrate Pyr-Phe-Leu-pNA will be shipped at room temperature. Information about product specific storage conditions will be found on the vial. Please avoid repeated freezing and thawing by preparing aliquots.


  1. I.Y. Filippova, E.N. Lysogorskaya, E.S. Oksenoit, G.N. Rudenskaya and V.M. Stepanov, Anal. Biochem., 143, 293 (1984)

For Laboratory use only! Not for Drug Use!

Additional information

Packing size

0.1 g, 1 g