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3-iodopyridin-4-ol

Also known as: 3-Iodo-4-hydroxypyridine, 3-Iodopyridin-4-ol, 4-Hydroxy-3-iodopyridine, 3-Iodo-4-pyridinol, 3-iodo-1H-pyridin-4-one, 4-Pyridinol, 3-iodo-

3-iodopyridin-4-ol (CAS 89282-03-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H4INO and a molecular weight of 220.996 g/mol. Key properties include a boiling point of 336.1±22.0 °C at 760 mmHg, a density of 2.1±0.1 g/cm3 and a flash point of 157.0±22.3 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
89282-03-1
Jingsj CID
J-1526723-9
Molecular Formula
C5H4INO
Molecular Weight
220.996 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point336.1±22.0 °C at 760 mmHg
Density2.1±0.1 g/cm3
Flash Point157.0±22.3 °C
Exact Mass220.933746
PSA33.12000
LogP-0.09
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.683

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Frequently Asked Questions

What is the CAS number of 3-iodopyridin-4-ol?

The CAS number of 3-iodopyridin-4-ol is 89282-03-1.

What are the molecular formula and molecular weight of 3-iodopyridin-4-ol?

3-iodopyridin-4-ol has molecular formula C5H4INO and molecular weight 220.996 g/mol.

Is 3-iodopyridin-4-ol hazardous?

3-iodopyridin-4-ol has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of 3-iodopyridin-4-ol?

For 3-iodopyridin-4-ol, Upstream Products: 4-Hydroxypyridine, sodium carbonate, 4(1H)-Pyridinone; Downstream Products: 4-Chloro-3-iodopyridine.

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

Last updated:

How to cite: Jingsj. "3-iodopyridin-4-ol (CAS 89282-03-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526723-9 (accessed 2026-11-09).

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