1-Phenyl-4-methylpyrazole

Also known as: 4-methyl-1-phenylpyrazole, 4-methyl-1-phenyl-1H-pyrazole, 1H-Pyrazole, 4-methyl-1-phenyl-, 1-Phenyl-4-methyl-pyrazol, 4-Methyl-1-phenyl-pyrazol, 4-methyl-1-phenyl-1H-Pyrazol, 4-methyl-1-phenyl-pyrazole

1-Phenyl-4-methylpyrazole (CAS 14766-43-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H10N2 and a molecular weight of 158.20000 g/mol. Key properties include a boiling point of 262.9ºC at 760 mmHg, a density of 1.04g/cm3 and a flash point of 112.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 14766-43-9
Jingsj CID: J-1307062-7
Molecular Formula: C₁₀H₁₀N₂
Molecular Weight: 158.20000 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	262.9ºC at 760 mmHg
Density	1.04g/cm3
Flash Point	112.8ºC
Exact Mass	158.08400
PSA	17.82000
LogP	2.18070
Vapor Pressure	0.0173mmHg at 25°C
Refractive Index	1.581

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-Phenyl-4-methylpyrazole?

The CAS number of 1-Phenyl-4-methylpyrazole is 14766-43-9.

What are the molecular formula and molecular weight of 1-Phenyl-4-methylpyrazole?

1-Phenyl-4-methylpyrazole has molecular formula C10H10N2 and molecular weight 158.20000 g/mol.

What are the upstream and downstream products of 1-Phenyl-4-methylpyrazole?

For 1-Phenyl-4-methylpyrazole, Upstream Products: 4-Methylpyrazole, Iodobenzene, 1,1,3,3-Tetraethoxy-2-methylpropane; Downstream Products: 1-Phenyl-1H-pyrazole-4-carboxylic acid.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Phenyl-4-methylpyrazole (CAS 14766-43-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307062-7 (accessed 2026-11-09).

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