4-Amino-2-chloro-5-fluoropyrimidine

4-氨基-2-氯-5-氟嘧啶

Also known as: 2-Chloro-5-fluoro-4-pyrimidinamine, 2-Chloro-5-fluoropyrimidine-4-amine, 2-Chloro-4-amino-5-fluoropyrimidine, 2-chloro-5-fluoro-pyrimidin-4-ylamine, 2-chloro-5-fluoropyrimidin-4-amine, 4-Pyrimidinamine, 2-chloro-5-fluoro-

4-Amino-2-chloro-5-fluoropyrimidine (CAS 155-10-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C4H3ClFN3 and a molecular weight of 147.538 g/mol. It is also known as 2-Chloro-5-fluoro-4-pyrimidinamine, 2-Chloro-5-fluoropyrimidine-4-amine and 2-Chloro-4-amino-5-fluoropyrimidine. Key properties include a melting point of −28 °C(lit.), a boiling point of 318.5±22.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 146.4±22.3 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
155-10-2
Jingsj CID
J-1492815-0
Molecular Formula
C4H3ClFN3
Chinese Name
4-氨基-2-氯-5-氟嘧啶
Molecular Weight
147.538 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−28 °C(lit.)
Boiling Point318.5±22.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point146.4±22.3 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 4-Amino-2-chloro-5-fluoropyrimidine?

The CAS number of 4-Amino-2-chloro-5-fluoropyrimidine is 155-10-2.

What are the molecular formula and molecular weight of 4-Amino-2-chloro-5-fluoropyrimidine?

4-Amino-2-chloro-5-fluoropyrimidine has molecular formula C4H3ClFN3 and molecular weight 147.538 g/mol.

Is 4-Amino-2-chloro-5-fluoropyrimidine hazardous?

4-Amino-2-chloro-5-fluoropyrimidine has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "4-Amino-2-chloro-5-fluoropyrimidine (CAS 155-10-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492815-0 (accessed 2026-10-22).

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