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4-Chloro-1-phenyl-1H-pyrazole

Also known as: 1-Phenyl-4-chloropyrazole, 1-Phenyl-4-chloro-pyrazol, 1-Phenyl-4-chlor-pyrazol, 1H-Pyrazole, 4-chloro-1-phenyl-, 4-Chlor-1-phenyl-1H-pyrazol, 4-chloranyl-1-phenyl-pyrazole, 4-Chloro-1-phenylpyrazole, Pyrazole,4-chloro-1-phenyl

4-Chloro-1-phenyl-1H-pyrazole (CAS 6831-92-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7ClN2 and a molecular weight of 178.61800 g/mol. Key properties include a boiling point of 274.4ºC at 760 mmHg, a density of 1.23g/cm3 and a flash point of 119.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6831-92-1
Jingsj CID
J-1438471-5
Molecular Formula
C9H7ClN2
Molecular Weight
178.61800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point274.4ºC at 760 mmHg
Density1.23g/cm3
Flash Point119.7ºC
Exact Mass178.03000
PSA17.82000
LogP2.52570
Refractive Index1.613

Frequently Asked Questions

What is the CAS number of 4-Chloro-1-phenyl-1H-pyrazole?

The CAS number of 4-Chloro-1-phenyl-1H-pyrazole is 6831-92-1.

What are the molecular formula and molecular weight of 4-Chloro-1-phenyl-1H-pyrazole?

4-Chloro-1-phenyl-1H-pyrazole has molecular formula C9H7ClN2 and molecular weight 178.61800 g/mol.

What are the upstream and downstream products of 4-Chloro-1-phenyl-1H-pyrazole?

For 4-Chloro-1-phenyl-1H-pyrazole, Upstream Products: 1-Phenylpyrazole, Phenylhydrazine, 2-Chloromalonaldehyde.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-Chloro-1-phenyl-1H-pyrazole (CAS 6831-92-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1438471-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.