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4-Bromo-3-methylpyrazole

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4-Bromo-3-methylpyrazole Basic information

Product Name:
4-Bromo-3-methylpyrazole
Synonyms:
  • TIMTEC-BB SBB003957
  • 4-BROMO-3-METHYLPYRAZOLE
  • 4-BROMO-3-METHYL-1H-PYRAZOLE
  • 3-Methyl-4-bromopyrazole
  • 4-Bromo-3-methylpyrazole,97%
  • 4-BROMO-3-METHYLPYRAZOLE 97%
  • 1H-Pyrazole, 4-bromo-3-methyl-
  • 3-Methyl-4-bromo-1H-pyrazole
CAS:
13808-64-5
MF:
C4H5BrN2
MW:
161
EINECS:
237-456-7
Product Categories:
  • Pyrazines
  • pharmacetical
  • Building Blocks
  • Halogenated Heterocycles
  • Heterocyclic Building Blocks
  • Pyrazoles
  • PyrazolesHeterocyclic Building Blocks
Mol File:
13808-64-5.mol
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4-Bromo-3-methylpyrazole Chemical Properties

Melting point:
77-79°C
Boiling point:
259.9±20.0 °C(Predicted)
Density 
1.5638
refractive index 
1.5182 (estimate)
storage temp. 
Keep in dark place,Inert atmosphere,Room temperature
solubility 
methanol: soluble0.25g/5mL, clear, colorless to yellow
form 
Powder
pka
13.27±0.50(Predicted)
color 
White to cream
CAS DataBase Reference
13808-64-5(CAS DataBase Reference)
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Safety Information

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
37/39-26
WGK Germany 
3
HazardClass 
IRRITANT
HS Code 
29349990

MSDS

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4-Bromo-3-methylpyrazole Usage And Synthesis

Chemical Properties

white to cream-colored powder

Uses

4-Bromo-3-methyl-1H-pyrazole may be used in chemical synthesis.

Uses

4-Bromo-3-methylpyrazole is an intermdiate used to prepare substituted piperidines as potent, selective, CNS-penetrant α4β2 nicotinic acetylcholine receptor potentiators. It is also used to prepare small molecular B2 receptor antagonists.

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