Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

2075-45-8 - 4-Bromo-1H-pyrazole, 98+% - H64673 - Alfa Aesar

H64673 4-Bromo-1H-pyrazole, 98+%

CAS Number
2075-45-8
Synonyms

Size Price ($) Quantity Availability
25g 31.80
500g 269.00
1kg 449.00
Add to Cart Add to Quote Request View Item

4-Bromo-1H-pyrazole, 98+%

MDL
MFCD00075602

Chemical Properties

Formula
C3H3BrN2
Formula Weight
146.97
Melting point
93-96° lit.
Boiling Point
250-260° lit.
Solubility
Slightly soluble in water.

Applications

4-Bromopyrazole may be used in the preparation of 4-bromo-1-(2-chloroethyl)-1H-pyrazole. It may be used as starting material in the synthesis of 1,4?-bipyrazoles. Also used in the synthesis of various pharmaceutical and biologically active compounds, including inhibitors. It is also shown to be one of the 4-substituted pyrazoles, being able to act as inhibitor of liver alcohol dehydrogenase.

Notes

Store in cool, dry place in tightly closed container. With adequate ventilation. Store away from oxidizing agent.

Literature References

Guzei IA; and Winter CH. Structural Diversity in the Reaction of Mono- and Disubstituted Pyrazoles with Titanium Tetrachloride. Importance of Hydrogen Bonding and Trends in cis/trans Geometry of Binary Adducts with Unidentate Ligands. Inorg. Chem. 1997 36(20), 4415-4420.

E Alejandre-Durán; M Ruiz-Rubio; R M Claramunt; C López; C Pueyo. Mutagenicity study on pyrazole, seven pyrazole derivatives, and two nitroimidazoles with the L-arabinose resistance test of Salmonella typhimurium. Environmental Mutagenesis.1986 8(4), 611-619.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
106510
Harmonized Tariff Code
2933.19
TSCA
No
RTECS
UQ6200000

Recommended

  • H33171

    Ethyl 2-amino-4-(2-chlorophenyl)thiophene-3-carboxylate, 96%
  • B25184

    2,6-Dibromo-4-chloro-3,5-dimethylphenol, 97%
  • H35605

    DPPF RuCl2 AMPY
  • 10601

    Selenium powder, -325 mesh, 99.5% (metals basis)
  • 35550

    Fluoride, Ion chromatography standard solution, Specpure®, F⁻ 1000µg/ml

Recently Viewed

Chemicals

Life Science

Metals & Materials

Catalysts

Analytical & Labware