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5-Iodo-3-methyl-2(1H)-pyridinone

Also known as: 5-iodo-3-methyl-2-pyridinol, 5-iodo-3-methyl-1H-pyridin-2-one, 5-iodo-3-methyl-2-pyridone, 5-iodo-3-methylpyridin-2-ol, 2-Hydroxy-5-iodo-3-methylpyridine, 2-Hydroxy-3-methyl-5-iodopyridine, 5-Iodo-3-methyl-2-pyridone, HMS1666D22

5-Iodo-3-methyl-2(1H)-pyridinone (CAS 289681-47-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H6INO and a molecular weight of 235.022 g/mol. Key properties include a boiling point of 312.3±35.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 142.7±25.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
289681-47-6
Jingsj CID
J-1442162-6
Molecular Formula
C6H6INO
Molecular Weight
235.022 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point312.3±35.0 °C at 760 mmHg
Density2.0±0.1 g/cm3
Flash Point142.7±25.9 °C
Exact Mass234.949402
PSA33.12000
LogP0.86
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.648

Customs & Trade Information

HS Code2933399090
Summary2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5-Iodo-3-methyl-2(1H)-pyridinone?

The CAS number of 5-Iodo-3-methyl-2(1H)-pyridinone is 289681-47-6.

What are the molecular formula and molecular weight of 5-Iodo-3-methyl-2(1H)-pyridinone?

5-Iodo-3-methyl-2(1H)-pyridinone has molecular formula C6H6INO and molecular weight 235.022 g/mol.

What are the upstream and downstream products of 5-Iodo-3-methyl-2(1H)-pyridinone?

For 5-Iodo-3-methyl-2(1H)-pyridinone, Upstream Products: 5-Iodo-3-methyl-2-pyridinamine, 2-Amino-3-methylpyridine.

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

Last updated:

How to cite: Jingsj. "5-Iodo-3-methyl-2(1H)-pyridinone (CAS 289681-47-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1442162-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.