2-Chloro-4-iodo-5-methylpyridine

2-氯-4-碘-5-甲基吡啶

Also known as: 2-Chloro-4-iodo-5-methylpyridine, Pyridine, 2-chloro-4-iodo-5-methyl-, WT687

2-Chloro-4-iodo-5-methylpyridine (CAS 1197957-18-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClIN and a molecular weight of 253.46800 g/mol. It is also known as Pyridine, 2-chloro-4-iodo-5-methyl- and WT687. Key property: a boiling point of 277.4±35.0°C at 760 mmHg. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1197957-18-8
Jingsj CID
J-1156341-1
Molecular Formula
C6H5ClIN
Chinese Name
2-氯-4-碘-5-甲基吡啶
Molecular Weight
253.46800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point277.4±35.0°C at 760 mmHg

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-Chloro-4-iodo-5-methylpyridine?

The CAS number of 2-Chloro-4-iodo-5-methylpyridine is 1197957-18-8.

What are the molecular formula and molecular weight of 2-Chloro-4-iodo-5-methylpyridine?

2-Chloro-4-iodo-5-methylpyridine has molecular formula C6H5ClIN and molecular weight 253.46800 g/mol.

Is 2-Chloro-4-iodo-5-methylpyridine hazardous?

2-Chloro-4-iodo-5-methylpyridine 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. "2-Chloro-4-iodo-5-methylpyridine (CAS 1197957-18-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1156341-1 (accessed 2026-10-25).

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