Date published: 2026-4-5

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DPQ (CAS 129075-73-6)

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Alternate Names:
3,4-Dihydro-5[4-(1-piperindinyl)but; PARP Inhibitor III, oxy]-1(2H)-isoquinoline
Application:
DPQ is a highly potent, selective PARP inhibitor
CAS Number:
129075-73-6
Purity:
≥98%
Molecular Weight:
302.41
Molecular Formula:
C18H26N2O2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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DPQ is employed in research primarily for its role as a poly(ADP-ribose) polymerase (PARP) inhibitor. This activity is for studies on DNA repair mechanisms, particularly in the context of single-strand DNA breaks where PARP plays a fundamental role. Research involving DPQ often focuses on understanding how inhibition of PARP affects cellular recovery and survival following DNA damage. Additionally, DPQ is used in studies examining the role of PARP in programmed cell death and its implications for cellular stress responses. Furthermore, the compound facilitates investigations into the broader cellular consequences of impaired DNA repair mechanisms, contributing to insights into the stability of the genome and the cellular lifecycle.


DPQ (CAS 129075-73-6) References

  1. Poly(ADP-ribose) polymerase inhibitors attenuate necrotic but not apoptotic neuronal death in experimental models of cerebral ischemia.  |  Moroni, F., et al. 2001. Cell Death Differ. 8: 921-32. PMID: 11526447
  2. Comet assay as a novel approach for studying DNA damage in focal cerebral ischemia: differential effects of NMDA receptor antagonists and poly(ADP-ribose) polymerase inhibitors.  |  Giovannelli, L., et al. 2002. J Cereb Blood Flow Metab. 22: 697-704. PMID: 12045668
  3. Clinical perspectives of PARP inhibitors.  |  Graziani, G. and Szabó, C. 2005. Pharmacol Res. 52: 109-18. PMID: 15911339
  4. Prolonged poly(ADP-ribose) polymerase-1 activity regulates JP-8-induced sustained cytokine expression in alveolar macrophages.  |  Espinoza, LA., et al. 2007. Free Radic Biol Med. 42: 1430-40. PMID: 17395016
  5. Poly(ADP-ribose) polymerase inhibition reduces tumor necrosis factor-induced inflammatory response in rheumatoid synovial fibroblasts.  |  García, S., et al. 2008. Ann Rheum Dis. 67: 631-7. PMID: 17890271
  6. Dihydroisoquinolinones: the design and synthesis of a new series of potent inhibitors of poly(ADP-ribose) polymerase.  |  Suto, MJ., et al. 1991. Anticancer Drug Des. 6: 107-17. PMID: 1903948
  7. PARP-1 inhibitors DPQ and PJ-34 negatively modulate proinflammatory commitment of human glioblastoma cells.  |  Scalia, M., et al. 2013. Neurochem Res. 38: 50-8. PMID: 23011206
  8. PARP-1 inhibitor, DPQ, attenuates LPS-induced acute lung injury through inhibiting NF-κB-mediated inflammatory response.  |  Wang, G., et al. 2013. PLoS One. 8: e79757. PMID: 24278171
  9. PARP inhibition attenuates histopathological lesion in ischemia/reperfusion renal mouse model after cold prolonged ischemia.  |  del Moral, RM., et al. 2013. ScientificWorldJournal. 2013: 486574. PMID: 24319370
  10. Influence of PARP-1 inhibition in the cardiotoxicity of the topoisomerase 2 inhibitors doxorubicin and mitoxantrone.  |  Damiani, RM., et al. 2018. Toxicol In Vitro. 52: 203-213. PMID: 29913208
  11. A novel antagonist of TRPM2 and TRPV4 channels: Carvacrol.  |  Nazıroğlu, M. 2022. Metab Brain Dis. 37: 711-728. PMID: 34989943
  12. Poly(ADP-ribose) polymerase gene disruption renders mice resistant to cerebral ischemia.  |  Eliasson, MJ., et al. 1997. Nat Med. 3: 1089-95. PMID: 9334719
  13. Role of poly(ADP-ribose) synthetase in inflammation and ischaemia-reperfusion.  |  Szabó, C. and Dawson, VL. 1998. Trends Pharmacol Sci. 19: 287-98. PMID: 9703762

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

DPQ, 1 mg

sc-202755
1 mg
$66.00

DPQ, 5 mg

sc-202755A
5 mg
$256.00

The shown structure does not look like DPQ. Can you please clarify if this product is really CAS 129075-73-6.

Asked by: MariusO
Thank you for your question. The structural formula of this compound matches data provided in other resources such as NIH. If you have further questions about the compound or its formula in particular, please contact our technical service team directly for assistance.
Answered by: Tech Support Europe
Date published: 2022-09-05
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Rated 5 out of 5 by from Wang et alWang et al. (PubMed ID 25412407) found that DPQ, a PARP-1 inhibitor, improved heart function in rats by reducing myocardial infarction-induced apoptosis and inflammation. -SCBT Publication Review
Date published: 2015-02-03
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DPQ is rated 5.0 out of 5 by 1.
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