4-Nitrophenyl 4-guanidinobenzoate hydrochloride

SKU: orb2567201

Description

NPGB hydrochloride is a potent and irreversible inhibitor of acrosin, a key sperm protease, and also acts as an active-site titrant for trypsin. It is widely used in reproductive biology research to study fertilization mechanisms and protease function in both in vitro and cell-based assays.

Research Area

Protein Biochemistry

Key Properties

• CAS Number: 19135-17-2
• MW: 336.73
• Formula: C₁₄H₁₃ClN₄O₄
• SMILES: O=[N+]([O-])C(C=C1)=CC=C1OC(C2=CC=C(C=C2)NC(N)=N)=O.Cl
• Target: Serine Protease

Storage & Handling

• Storage: -20°C
• Expiration Date: 12 months from date of receipt.
• Disclaimer: For research use only

Compound Identifiers

PubChem CID

2853494