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5.08773

Sigma-Aldrich

PPACK, 2HCl

InSolution, ≥88%

Synonym(s):

InSolution PPACK, 2HCl, D-Phenylalanyl-L-prolyl-L-arginine chloromethyl ketone, 2HCl, H-D-Phe-Pro-Arg-chloromethylketone, 2HCl, PPACK, dihydrochloride InSolution

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About This Item

Empirical Formula (Hill Notation):
C21H31ClN6O3 · 2HCl
Molecular Weight:
523.88
UNSPSC Code:
12352202
NACRES:
NA.77

Quality Level

Assay

≥88% (HPLC)

form

liquid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
avoid repeated freeze/thaw cycles
protect from light

storage temp.

−70°C

General description

D-Phenylalanyl-L-prolyl-L-arginine chloromethyl ketone (PPACK) is a potent and specific inhibitor of thrombin with ideal, unbiased properties for use as an anticoagulant in blood gas, electrolyte, and iCa analyses.

Biochem/physiol Actions

Reversible: no

Packaging

Packaged under inert gas

Warning

Toxicity: Standard Handling (A)

Physical form

A 25 mM (5 mg/357 µl) sterile-filtered solution of PPACK, 2HCl (Cat. No. 520222) in H₂O.

Reconstitution

Following reconstitution, aliquot and freeze (-20°C). Aliquots are stable for up to 6 months at -20°C.

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. Biochemistry32, 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

Certificates of Analysis (COA)

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M E Lyon et al.
Clinical chemistry, 41(7), 1038-1041 (1995-07-01)
D-Phenylalanyl-L-prolyl-L-arginine chloromethyl ketone (PPACK), a selective thrombin inhibitor, was evaluated as an alternative anticoagulant to lithium heparin (LiHep) for blood gas and whole-blood electrolyte analyses. Initial studies in serum revealed a negative proportional bias for ionized calcium (iCa) concentration measured

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