2-Chloro-5-fluoro-4-methylpyrimidine

Also known as: Pyrimidine, 2-chloro-5-fluoro-4-methyl-, Pyrimidine, 2-chloro-5-fluoro-4-methyl- (9CI)

2-Chloro-5-fluoro-4-methylpyrimidine (CAS 134000-96-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4ClFN2 and a molecular weight of 146.550 g/mol. Key properties include a boiling point of 219.5±20.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 86.5±21.8 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 134000-96-7
Jingsj CID: J-1436022-6
Molecular Formula: C₅H₄ClFN₂
Molecular Weight: 146.550 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	219.5±20.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	86.5±21.8 °C
Exact Mass	146.004700
PSA	25.78000
LogP	1.10
Vapor Pressure	0.2±0.4 mmHg at 25°C
Refractive Index	1.505

Frequently Asked Questions

What is the CAS number of 2-Chloro-5-fluoro-4-methylpyrimidine?

The CAS number of 2-Chloro-5-fluoro-4-methylpyrimidine is 134000-96-7.

What are the molecular formula and molecular weight of 2-Chloro-5-fluoro-4-methylpyrimidine?

2-Chloro-5-fluoro-4-methylpyrimidine has molecular formula C5H4ClFN2 and molecular weight 146.550 g/mol.

What are the upstream and downstream products of 2-Chloro-5-fluoro-4-methylpyrimidine?

For 2-Chloro-5-fluoro-4-methylpyrimidine, Upstream Products: 2,4-Dichloro-5-fluoropyrimidine, Methylmagnesium bromide, Methylmagnesium chloride.

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. "2-Chloro-5-fluoro-4-methylpyrimidine (CAS 134000-96-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1436022-6 (accessed 2026-11-09).

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