520222

PPACK dihydrochloride

≥80% (HPLC), solid, thrombin inhibitor, Calbiochem^®

• Synonym(s): PPACK, Dihydrochloride
• Empirical Formula (Hill Notation): C₂₁H₃₁ClN₆O₃ · 2HCl
• Molecular Weight: 523.88
• UNSPSC Code: 12352200
• NACRES: NA.77

Properties

• product name: PPACK, Dihydrochloride, PPACK, Dihydrochloride, CAS 142036-63-3, is an extremely potent and selective irreversible inhibitor of thrombin (K_obs/[I] = 10⁷M⁻¹S⁻¹). Reacts with thrombin in a 1:1 stoichiometry.
• Quality Level: 100
• Assay: ≥80% (HPLC)
• form: solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze; desiccated; protect from light
• color: white
• solubility: water: 100 mg/mL
• shipped in: ambient
• storage temp.: 2-8°C
• InChI: 1S/C21H31ClN6O3.2ClH/c22-13-18(29)16(8-4-10-26-21(24)25)27-19(30)17-9-5-11-28(17)20(31)15(23)12-14-6-2-1-3-7-14;;/h1-3,6-7,15-17H,4-5,8-13,23H2,(H,27,30)(H4,24,25,26);2*1H/t15-,16+,17+;;/m1../s1
• InChI key: XKDCRQWZLPWLFG-LKLBIAKRSA-N

Description

General description

Extremely potent and selective irreversible inhibitor of thrombin (K_obs/[I] = 10⁷M^-1S^-1). Reacts with thrombin in a 1:1 stoichiometry. Can also be used to inhibit tissue plasminogen activator, Factor VIIa, and Factor XIa. Also available as a 25 mM solution in H₂O (Cat. No. 508773).

Extremely potent and selective irreversible inhibitor of thrombin (K_obs/[I] = 10⁷M^-1S^-1). Reacts with thrombin in a 1:1 stoichiometry. Can also be used to inhibit tissue plasminogen activator. Factor VIIa, and Factor XIa.

Biochem/physiol Actions

Cell permeable: no

Kobs/[I] = 107 M⁻¹ sec⁻¹ as inhibitor of thrombin

Primary Target
Thrombin

Product does not compete with ATP.

Reversible: no

Packaging

Packaged under inert gas

Warning

Toxicity: Standard Handling (A)

Sequence

H-D-Phe-Pro-Arg-chloromethylketone, 2HCl

Reconstitution

Following reconstitution, aliquot and freeze (-20°C). Stock solutions (pH <4) are stable for up to 4 months at -20°C. Rapidly decomposes at an alkaline pH.

Other Notes

Rosado, J. A., et al. 2002. J. Biol. Chem.277, 42157.
Odake S., et al. 1995. J. Enzyme Inhib.9, 17.
Arni, R.K., et al. 1993. Biochemistry 32, 4727.
Yamashita, T., et al. 1993. Thromb. Res. 69, 93.
Schmaier, A.H., et al. 1992. Thromb. Res.67, 479.
Collen, D., et al. 1982. J. Lab. Clin. Med.99, 76.
Kettner, C., and Shaw, E. 1981. Methods Enzymol.80, 826.
Kettner, C., and Shaw, E. 1979. Thromb. Res.14, 969.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable