C3H3BrN2
146.97 g/mol
Pharmaceutical IntermediateWarning
4-Bromo-1H-pyrazole
CAS2075-45-8EC629-057-5
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate
4-Bromo-1H-pyrazole is a brominated heterocyclic compound consisting of a pyrazole ring with a bromine substituent at the 4-position. It is primarily used as a pharmaceutical intermediate in the synthesis of various biologically active molecules.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 2075-45-8
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Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Identifiers
IUPAC Name
4-bromo-1H-pyrazole
InChIKey
WVGCPEDBFHEHEZ-UHFFFAOYSA-N
SMILES
C1=C(C=NN1)Br
Synonyms (7)
- BYZ
- 1H-Pyrazole, 4-bromo-
- 4-Bromo-1H-pyrazole
- 4-Bromopyrazole
- 4-Bromopyrazole; NSC 522023
- 4-Brompyrazole
- PYRAZOLE, 4-BROMO-