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3-Hydroxy-2-iodo-6-methylpyridine

Also known as: 2-Iodo-6-methyl-3-pyridinol, 2-Iodo-6-methylpyridin-3-ol, 6-Iodo-2-picolin-5-ol, 2-iodo-3-hydroxy-6-methylpyridine, 6-methyl-2-iodopyridin-3-ol

3-Hydroxy-2-iodo-6-methylpyridine (CAS 23003-30-7) 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 melting point of 197-199 °C(lit.), a boiling point of 292.0±35.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 130.4±25.9 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23003-30-7
Jingsj CID
J-1099719-0
Molecular Formula
C6H6INO
Molecular Weight
235.022 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point197-199 °C(lit.)
Boiling Point292.0±35.0 °C at 760 mmHg
Density2.0±0.1 g/cm3
Flash Point130.4±25.9 °C
Exact Mass234.949402
PSA33.12000
LogP2.34
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.657

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

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 3-Hydroxy-2-iodo-6-methylpyridine?

The CAS number of 3-Hydroxy-2-iodo-6-methylpyridine is 23003-30-7.

What are the molecular formula and molecular weight of 3-Hydroxy-2-iodo-6-methylpyridine?

3-Hydroxy-2-iodo-6-methylpyridine has molecular formula C6H6INO and molecular weight 235.022 g/mol.

Is 3-Hydroxy-2-iodo-6-methylpyridine hazardous?

3-Hydroxy-2-iodo-6-methylpyridine has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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-Hydroxy-2-iodo-6-methylpyridine (CAS 23003-30-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1099719-0 (accessed 2026-11-09).

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