4-Bromo-6-chloro-1H-indazole

For research use only. Not for therapeutic Use.

  • CAT Number: R073771
  • CAS Number: 885519-03-9
  • PubChem Substance ID: 24728100
  • Molecular Formula: C7H4BrClN2
  • Molecular Weight: 231.48
  • Purity: ≥95%
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4-Bromo-6-chloro-1H-indazole(Cat No.:R073771)is a halogenated heterocyclic compound featuring a fused benzene-pyrazole ring system substituted with bromine at the 4-position and chlorine at the 6-position. Appearing as a light-colored crystalline solid, it is commonly used as an intermediate in medicinal chemistry and pharmaceutical research, especially in the synthesis of kinase inhibitors and other bioactive molecules. Its dual halogenation provides reactive sites for cross-coupling reactions such as Suzuki or Buchwald–Hartwig couplings. The compound should be stored under dry, inert conditions and handled with appropriate personal protective equipment due to its potential irritant properties.


CAS Number 885519-03-9
Molecular Formula C7H4BrClN2
Purity ≥95%
IUPAC Name 4-bromo-6-chloro-1H-indazole
InChI InChI=1S/C7H4BrClN2/c8-6-1-4(9)2-7-5(6)3-10-11-7/h1-3H,(H,10,11)
InChIKey KCDKINCUTSIQAF-UHFFFAOYSA-N
SMILES C1=C(C=C(C2=C1NN=C2)Br)Cl
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