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4-(4-Chlorophenyl)-1H-pyrazol-5-amine

Also known as: 1H-Pyrazol-5-amine, 4-(4-chlorophenyl)-, 4-(4-CHLOROPHENYL)-1H-PYRAZOL-5-AMINE, 5-Amino-4-(4-chlorophenyl)-1H-pyrazole, 4-(4-Chloro-phenyl)-2H-pyrazol-3-ylamine, 4-(4-Chlorophenyl)-2H-pyrazol-3-amine

4-(4-Chlorophenyl)-1H-pyrazol-5-amine (CAS 57999-09-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8ClN3 and a molecular weight of 193.633 g/mol. Key properties include a boiling point of 419.0±35.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 207.2±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57999-09-4
Jingsj CID
J-1503874-1
Molecular Formula
C9H8ClN3
Molecular Weight
193.633 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point419.0±35.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point207.2±25.9 °C
Exact Mass193.040680
PSA54.70000
LogP2.22
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.670

Frequently Asked Questions

What is the CAS number of 4-(4-Chlorophenyl)-1H-pyrazol-5-amine?

The CAS number of 4-(4-Chlorophenyl)-1H-pyrazol-5-amine is 57999-09-4.

What are the molecular formula and molecular weight of 4-(4-Chlorophenyl)-1H-pyrazol-5-amine?

4-(4-Chlorophenyl)-1H-pyrazol-5-amine has molecular formula C9H8ClN3 and molecular weight 193.633 g/mol.

What are the upstream and downstream products of 4-(4-Chlorophenyl)-1H-pyrazol-5-amine?

For 4-(4-Chlorophenyl)-1H-pyrazol-5-amine, Upstream Products: 2-(4-Chlorophenyl)-2-cyanoacetaldehyde, 4-Chlorobenzyl cyanide, 2-(4-chlorophenyl)-2-oxoacetonitrile; Downstream Products: Trifluoroacetic acid.

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-(4-Chlorophenyl)-1H-pyrazol-5-amine (CAS 57999-09-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1503874-1 (accessed 2026-11-09).

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