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2-Iodo-5-nitropyridine

Also known as: 6-Iodo-3-nitropyridine, 5-Nitro-2-iodopyridine, 2-Iodo-5-nitro-pyridine, 2-Iod-5-nitropyridin, 2-Jod-5-nitropyridin, Pyridine, 2-iodo-5-nitro-, MFCD05863241

2-Iodo-5-nitropyridine (CAS 28080-54-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H3IN2O2 and a molecular weight of 249.994 g/mol. Key properties include a melting point of 163-168ºC, a boiling point of 309.9±27.0 °C at 760 mmHg, a density of 2.1±0.1 g/cm3 and a flash point of 141.2±23.7 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed, H315 — Causes skin irritation and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28080-54-8
Jingsj CID
J-1967868-3
Molecular Formula
C5H3IN2O2
Molecular Weight
249.994 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point163-168ºC
Boiling Point309.9±27.0 °C at 760 mmHg
Density2.1±0.1 g/cm3
Flash Point141.2±23.7 °C
Exact Mass249.923904
PSA58.71000
LogP1.65
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.675

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H318 — Causes serious eye damage
  • 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 2-Iodo-5-nitropyridine?

The CAS number of 2-Iodo-5-nitropyridine is 28080-54-8.

What are the molecular formula and molecular weight of 2-Iodo-5-nitropyridine?

2-Iodo-5-nitropyridine has molecular formula C5H3IN2O2 and molecular weight 249.994 g/mol.

Is 2-Iodo-5-nitropyridine hazardous?

2-Iodo-5-nitropyridine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H315 — Causes skin irritation; H317 — May cause an allergic skin reaction.

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

Last updated:

How to cite: Jingsj. "2-Iodo-5-nitropyridine (CAS 28080-54-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1967868-3 (accessed 2026-11-09).

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