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  • 419800
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419800

Sigma-Aldrich

PARP Inhibitor IV, IQD

The PARP Inhibitor IV, IQD, also referenced under CAS 1188540, controls the biological activity of PARP. This small molecule/inhibitor is primarily used for Cell Structure applications.

Synonym(s):
PARP Inhibitor IV, IQD, 1,5-Dihydroxyisoquinoline, 5-Hydroxy-1(2H)-isoquinoline, 1,5-Isoquinolinediol
Empirical Formula (Hill Notation):
C9H7NO2
CAS Number:
Molecular Weight:
161.16
MDL number:

Quality Level

Assay

≥98% (NMR)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
protect from light

color

white to off-white

solubility

DMSO: 30 mg/mL
0.1 M NaOH: 5 mg/mL
methanol: 8 mg/mL

shipped in

ambient

storage temp.

2-8°C

InChI

1S/C9H7NO2/c11-8-3-1-2-7-6(8)4-5-10-9(7)12/h1-5,11H,(H,10,12)

InChI key

LFUJIPVWTMGYDG-UHFFFAOYSA-N

General description

A potent inhibitor of poly(ADP-ribose) polymerase (PARP; IC50 = 390 nM). Reported to partially block SNAP (CN 487910)- induced cell death in SH-SYSY human neuroblastoma cells.
A potent, cell-permeable inhibitor of poly(ADP-ribose) polymerase (PARS; IC50 = 390 nM). Blocks nitric oxide-induced neuronal toxicity.

Biochem/physiol Actions

Cell permeable: yes
Primary Target
Poly(ADP-ribose) polymerase (PARS)
Product does not compete with ATP.
Reversible: no
Target IC50: 390 nM against poly(ADP-ribose) polymerase (PARS)

Packaging

Packaged under inert gas

Warning

Toxicity: Standard Handling (A)

Reconstitution

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

Other Notes

Kamoshima, W., et al. 1997. Neurochem. Int. 30, 305.
Dalamu, M., et al. 1996. Exp. Cell Res. 228, 14.
Zhang, J., et al. 1994. Science 263, 687.
Banasik, M., et al. 1992. J. Biol. Chem. 267, 1569.

Legal Information

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

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