5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid
Also known as: 5-chloro-3-methyl-1-phenyl-4-pyrazolecarboxylic acid, 5-chloro-3-methyl-1-phenylpyrazole-4-carboxylic acid, 5-chloro-3-methyl-1-phenyl-pyrazole-4-carboxylic acid, 5-chloro-3-methyl-1-phenyl-1H-pyrazol-4-carboxylic acid, 1H-pyrazole-4-carboxylic acid, 5-chloro-3-methyl-1-phenyl-
5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid (CAS 1140-38-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C11H9ClN2O2 and a molecular weight of 236.65400 g/mol. Key properties include a boiling point of 406.3ºC at 760 mmHg, a density of 1.38 g/cm3 and a flash point of 199.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1140-38-1
- Jingsj CID
- J-7864-8
- Molecular Formula
- C11H9ClN2O2
- Molecular Weight
- 236.65400 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 406.3ºC at 760 mmHg |
|---|---|
| Density | 1.38 g/cm3 |
| Flash Point | 199.5ºC |
| Exact Mass | 236.03500 |
| PSA | 55.12000 |
| LogP | 2.53230 |
| Vapor Pressure | 2.49E-07mmHg at 25°C |
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 5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid?
The CAS number of 5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid is 1140-38-1.
What are the molecular formula and molecular weight of 5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid?
5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid has molecular formula C11H9ClN2O2 and molecular weight 236.65400 g/mol.
What are the upstream and downstream products of 5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid?
For 5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid, Upstream Products: 5-Chloro-3-methyl-1-phenyl-1H-pyrazole-4-carbaldehyde, Edaravone, Phenylhydrazine; Downstream Products: 5-chloro-3-methyl-1-phenyl-1H-pyrazole.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-chloro-3-methyl-1-phenyl-1H-pyrazole-4-carboxylic acid (CAS 1140-38-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7864-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.