2,4-Dichloro-5-fluoropyrimidine

2,4-二氯-5-氟嘧啶

Also known as: 5-Fluoro-2,4-dichloropyrimidine, 2,4-Dichloro-5-fluorouracil, Pyrimidine, 2,4-dichloro-5-fluoro-, CHEMPACIFIC 37950, MFCD00233551

2,4-Dichloro-5-fluoropyrimidine (CAS 2927-71-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4HCl2FN2 and a molecular weight of 166.969 g/mol. It is also known as 5-Fluoro-2,4-dichloropyrimidine, 2,4-Dichloro-5-fluorouracil and Pyrimidine, 2,4-dichloro-5-fluoro-. Key properties include a melting point of 37-41 °C(lit.), a boiling point of 222.8±20.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 88.6±21.8 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2927-71-1
Jingsj CID: J-35774-6
Molecular Formula: C₄HCl₂FN₂
Chinese Name: 2,4-二氯-5-氟嘧啶
Molecular Weight: 166.969 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	37-41 °C(lit.)
Boiling Point	222.8±20.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	88.6±21.8 °C

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,4-Dichloro-5-fluoropyrimidine?

The CAS number of 2,4-Dichloro-5-fluoropyrimidine is 2927-71-1.

What are the molecular formula and molecular weight of 2,4-Dichloro-5-fluoropyrimidine?

2,4-Dichloro-5-fluoropyrimidine has molecular formula C4HCl2FN2 and molecular weight 166.969 g/mol.

Is 2,4-Dichloro-5-fluoropyrimidine hazardous?

2,4-Dichloro-5-fluoropyrimidine has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,4-Dichloro-5-fluoropyrimidine (CAS 2927-71-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35774-6 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.