2,3-Dichloro-4-iodopyridine

2,3-二氯-4-碘吡啶

Also known as: 2,3-dichloro-4-iodo-pyridine, Pyridine, 2,3-dichloro-4-iodo-, Pyridine,2,3-dichloro-4-iodo

2,3-Dichloro-4-iodopyridine (CAS 889865-45-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H2Cl2IN and a molecular weight of 273.887 g/mol. It is also known as 2,3-dichloro-4-iodo-pyridine, Pyridine, 2,3-dichloro-4-iodo- and Pyridine,2,3-dichloro-4-iodo. Key properties include a melting point of 109-113°C, a boiling point of 284.3±35.0 °C at 760 mmHg, a density of 2.1±0.1 g/cm3 and a flash point of 125.8±25.9 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 889865-45-6
Jingsj CID: J-1376089-4
Molecular Formula: C₅H₂Cl₂IN
Chinese Name: 2,3-二氯-4-碘吡啶
Molecular Weight: 273.887 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	109-113°C
Boiling Point	284.3±35.0 °C at 760 mmHg
Density	2.1±0.1 g/cm3
Flash Point	125.8±25.9 °C

GHS Safety & Compliance

Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,3-Dichloro-4-iodopyridine?

The CAS number of 2,3-Dichloro-4-iodopyridine is 889865-45-6.

What are the molecular formula and molecular weight of 2,3-Dichloro-4-iodopyridine?

2,3-Dichloro-4-iodopyridine has molecular formula C5H2Cl2IN and molecular weight 273.887 g/mol.

Is 2,3-Dichloro-4-iodopyridine hazardous?

2,3-Dichloro-4-iodopyridine 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. "2,3-Dichloro-4-iodopyridine (CAS 889865-45-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1376089-4 (accessed 2026-10-22).

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