4-bromo-5-methyl-1H-pyrazole-3-carboxylic acid
5-甲基-4-溴-1H-吡唑-3-羧酸
Also known as: 1H-Pyrazole-3-carboxylic acid, 4-bromo-5-methyl-, 1H-pyrazole-5-carboxylic acid, 4-bromo-3-methyl-, 4-BROMO-5-METHYL-1H-PYRAZOLE-3-CARBOXYLIC ACID, 4-Bromo-5-methyl-1H-pyrazole-3-carboxylic acid, 4-Bromo-5-methylpyrazole-3-carboxylic acid, 4-bromo-5-methyl-1(2)H-pyrazole-3-carboxylic acid, 4-Brom-5-methyl-1(2)H-pyrazol-3-carbonsaeure, MFCD08056671
- CAS No.
- 82231-52-5
- Jingsj CID
- J-39377-9
- Molecular Formula
- C5H5BrN2O2
- Chinese Name
- 5-甲基-4-溴-1H-吡唑-3-羧酸
- Molecular Weight
- 205.009 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 273-276ºC(dec) |
|---|---|
| Boiling Point | 410.8±45.0 °C at 760 mmHg |
| Density | 1.9±0.1 g/cm3 |
| Flash Point | 202.3±28.7 °C |
Frequently Asked Questions
What is the CAS number of 4-bromo-5-methyl-1H-pyrazole-3-carboxylic acid?
82231-52-5
What are the molecular formula and molecular weight of 4-bromo-5-methyl-1H-pyrazole-3-carboxylic acid?
C5H5BrN2O2, molecular weight 205.009 g/mol
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026