1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid
1-(4-溴苯基)-3-甲基-1H-吡唑-5-羧酸
Also known as: 1H-Pyrazole-5-carboxylic acid, 1-(4-bromophenyl)-3-methyl-, 2-(4-bromophenyl)-5-methylpyrazole-3-carboxylic acid, 2-(4-Bromo-phenyl)-5-methyl-2H-pyrazole-3-carboxylic acid, MFCD05150586
1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 618101-88-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9BrN2O2 and a molecular weight of 281.10500 g/mol. It is also known as 1H-Pyrazole-5-carboxylic acid, 1-(4-bromophenyl)-3-methyl-, 2-(4-bromophenyl)-5-methylpyrazole-3-carboxylic acid and 2-(4-Bromo-phenyl)-5-methyl-2H-pyrazole-3-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 618101-88-5
- Jingsj CID
- J-1589463-6
- Molecular Formula
- C11H9BrN2O2
- Chinese Name
- 1-(4-溴苯基)-3-甲基-1H-吡唑-5-羧酸
- Molecular Weight
- 281.10500 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Exact Mass | 279.98500 |
|---|---|
| PSA | 55.12000 |
| LogP | 2.64140 |
Customs & Trade Information
| HS Code | 2933199090 |
|---|---|
| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid?
The CAS number of 1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid is 618101-88-5.
What are the molecular formula and molecular weight of 1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid?
1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid has molecular formula C11H9BrN2O2 and molecular weight 281.10500 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1-(4-Bromophenyl)-3-methyl-1H-pyrazole-5-carboxylic acid (CAS 618101-88-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1589463-6 (accessed 2026-10-28).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.