Date published: 2026-4-5

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3-Chloropyridazine (CAS 1120-95-2)

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CAS Number:
1120-95-2
Molecular Weight:
114.53
Molecular Formula:
C4H3ClN2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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3-Chloropyridazine, also known as 3CP, stands as a heterocyclic aromatic compound. 3-Chloropyridazine plays a pivotal role in formulating pesticides, and investigating enzyme-catalyzed reactions. Furthermore, it aids in the exploration of protein structure and function, as well as the study of enzyme and biomolecule activities. Additionally, 3-Chloropyridazine contributes to the synthesis of organic compounds, including polymers and dyes, while facilitating investigations into the structure and properties of such molecules. While the exact mechanism of action for 3-Chloropyridazine remains partially elusive, it is believed to interact with diverse proteins and enzymes.


3-Chloropyridazine (CAS 1120-95-2) References

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  5. Theoretical bond dissociation energies of halo-heterocycles: trends and relationships to regioselectivity in palladium-catalyzed cross-coupling reactions.  |  Garcia, Y., et al. 2009. J Am Chem Soc. 131: 6632-9. PMID: 19368385
  6. 3-Chloro-6-[4-(2-pyrid-yl)piperazin-1-yl]pyridazine.  |  Arslan, H., et al. 2009. Acta Crystallogr Sect E Struct Rep Online. 66: o35. PMID: 21580140
  7. 3-Chloro-6-{4-[3-(trifluoro-meth-yl)phen-yl]piperazin-1-yl}pyridazine.  |  Arslan, H., et al. 2010. Acta Crystallogr Sect E Struct Rep Online. 66: o532. PMID: 21580304
  8. Highly selective palladium-catalyzed cross-coupling of secondary alkylzinc reagents with heteroaryl halides.  |  Yang, Y., et al. 2014. Org Lett. 16: 4638-41. PMID: 25153332
  9. Selectivity and Physicochemical Optimization of Repurposed Pyrazolo[1,5-b]pyridazines for the Treatment of Human African Trypanosomiasis.  |  Tear, WF., et al. 2020. J Med Chem. 63: 756-783. PMID: 31846577
  10. Steric and electronic effects on the 1 H hyperpolarisation of substituted pyridazines by signal amplification by reversible exchange.  |  Rayner, PJ., et al. 2021. Magn Reson Chem. 59: 1187-1198. PMID: 33729592
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Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

3-Chloropyridazine, 500 mg

sc-260886
500 mg
$163.00

3-Chloropyridazine, 1 g

sc-260886A
1 g
$245.00