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3,5-Dibromo-1H-pyrazole

3,5-Dibromo-1H-pyrazole Structure
3,5-Dibromo-1H-pyrazole
  • CAS No.67460-86-0
  • Chemical Name:3,5-Dibromo-1H-pyrazole
  • CBNumber:CB43164871
  • Molecular Formula:C3H2Br2N2
  • Formula Weight:225.87
  • MOL File:67460-86-0.mol
3,5-Dibromo-1H-pyrazole Property
  • Boiling point 321.8±22.0 °C(Predicted)
  • Density 2.419±0.06 g/cm3(Predicted)
  • storage temp. under inert gas (nitrogen or Argon) at 2-8°C
  • pka 7.76±0.10(Predicted)
  • InChI InChI=1S/C3H2Br2N2/c4-2-1-3(5)7-6-2/h1H,(H,6,7)
  • InChIKey UQFIWKBFQXGMJD-UHFFFAOYSA-N
  • SMILES N1C(Br)=CC(Br)=N1
Safety
  • HS Code  :2933199090
Hazard and Precautionary Statements (GHS)
  • Symbol(GHS)
  • Signal wordWarning
  • Hazard statements H315-H319-H335-H302
  • Precautionary statements P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P-P264-P270-P301+P312-P330-P501

3,5-Dibromo-1H-pyrazole Chemical Properties,Usage,Production

  • Chemical Properties 3,5-Dibromo-1H-pyrazole is a chemical compound that belongs to the group of c1-c6 alkoxy. It has been shown to be a solid catalyst for copolymerization reactions and also has been used in the synthesis of polymers with ethyl groups, hydroxyl groups, and active methylene groups.  Its regulatory properties are related to its valency and stereoisomers. 3,5-Dibromo-1H-pyrazole can be found in Alzheimer's disease as a quaternary ammonium salt.
  • Synthesis Reference(s) [1] Huettel; Schoen [Justus Liebigs Annalen der Chemie, 1959, vol. 625, p. 55,60.
  • Safety 3,5-Dibromo-1H-pyrazole is irritating to the skin and eyes. In addition, it is acutely toxic.
  • Synthesis The 3,5-dibromo-1H-pyrazole-4-carboxylic acid was treated with trifluorosulfonic anhydride to yield sulphonate, and the bromo-benzene was treated with bromine water, the corresponding Grignard reagent was prepared, then the benzene ring was hydrolyzed, to yield the product 3,5-Dibromo-1H-pyrazole [1].

    synthesis of 3,5-Dibromo-1H-pyrazole

3,5-Dibromo-1H-pyrazole Preparation Products And Raw materials
Raw materials
Preparation Products
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3,5-Dibromo-1H-pyrazole Spectrum
  • 高端化学
  • 医药化工类
  • 原料药
  • 咪唑,吡唑等衍生物
  • 3,5-二溴比唑
  • 3,5-二溴-1H-吡唑
  • 3,5二溴吡唑
  • 67460-86-0
  • 3,5-Dibromopyrazole
  • 3,5-dibromo-1H-pyrazole(WXC07881)
  • 1H-Pyrazole, 3,5-dibromo-
  • 3,5-Dibromo-1H-pyrazoL
  • 3,5-Bibromo-1H-pyrazole
  • 3.5dibromo-1H-pyrazole

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