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Availability: In stock

Ac-DL-Phe-β-naphthyl ester


Product No. Pack Size Available ADS InfoAnalytical Data Sheet List Price Online Order Price Qty
4000453.0001 1 g Ships within 3-5 business days  
CHF 73.00
CHF 67.89 (7%)
4000453.0005 5 g Ships within 1 business day ADSExemplary Data Sheet of a current available lot.
CHF 189.00
CHF 175.77 (7%)


DL-APNE (or NAPNE), a chromogenic substrate for chymotrypsin and microbial serine proteases, e.g. subtilisin. It is also hydrolyzed by cathepsin G. NAPNE was used by Yakoby and Raskin to determine the inhibitory activity of trypsin and chymotrypsin.
Catalog Number M-1055
Synonyms DL-APNE
Molecular Formula C₂₁H₁₉NO₃
Relative Molecular Mass 333.39
CAS Registry Number 20874-31-1
Storage Conditions RT


Enzyme Substrates Inhibitors
Cathepsin G