2,3-Diiodopyridine

2,3-二碘吡啶

Also known as: 2,3-diiodo-pyridine, pyridine, 2,3-diiodo-, 2,3-Diiodopyridine

2,3-Diiodopyridine (CAS 83674-70-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3I2N and a molecular weight of 330.89300 g/mol. It is also known as 2,3-diiodo-pyridine and pyridine, 2,3-diiodo-. Key properties include a melting point of 64.7-64.9ºC, a boiling point of 305.303ºC at 760 mmHg, a density of 2.609 g/cm3 and a flash point of 138.443ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
83674-70-8
Jingsj CID
J-1515126-1
Molecular Formula
C5H3I2N
Chinese Name
2,3-二碘吡啶
Molecular Weight
330.89300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point64.7-64.9ºC
Boiling Point305.303ºC at 760 mmHg
Density2.609 g/cm3
Flash Point138.443ºC

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger

Frequently Asked Questions

What is the CAS number of 2,3-Diiodopyridine?

The CAS number of 2,3-Diiodopyridine is 83674-70-8.

What are the molecular formula and molecular weight of 2,3-Diiodopyridine?

2,3-Diiodopyridine has molecular formula C5H3I2N and molecular weight 330.89300 g/mol.

Is 2,3-Diiodopyridine hazardous?

2,3-Diiodopyridine has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "2,3-Diiodopyridine (CAS 83674-70-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515126-1 (accessed 2026-10-25).

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