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1-Iodo-4-nitrobenzene

Also known as: 4-Iodonitrobenzene, p-Iodonitrobenzene, 4-Nitroiodobenzene, p-Nitroiodobenzene, 4-Nitrophenyl iodide, p-Nitrophenyl iodide, 1-Iodo-4-nitrobenzene, 4-Nitro-1-iodobenzene, para-iodonitrobenzene, para-nitro iodo-benzene

1-Iodo-4-nitrobenzene (CAS 636-98-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H4INO2 and a molecular weight of 249.006 g/mol. Key properties include a melting point of 171-173 °C(lit.), a boiling point of 288.0±23.0 °C at 760 mmHg, a density of 2.0±0.1 g/cm3 and a flash point of 128.0±22.6 °C. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
636-98-6
Jingsj CID
J-1367654-5
Molecular Formula
C6H4INO2
Molecular Weight
249.006 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point171-173 °C(lit.)
Boiling Point288.0±23.0 °C at 760 mmHg
Density2.0±0.1 g/cm3
Flash Point128.0±22.6 °C
Exact Mass248.928665
PSA45.82000
LogP2.97
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.663
Additional Propertyinsoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2904909090
SummaryHS:2904909090 sulphonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Iodo-4-nitrobenzene?

The CAS number of 1-Iodo-4-nitrobenzene is 636-98-6.

What are the molecular formula and molecular weight of 1-Iodo-4-nitrobenzene?

1-Iodo-4-nitrobenzene has molecular formula C6H4INO2 and molecular weight 249.006 g/mol.

Is 1-Iodo-4-nitrobenzene hazardous?

1-Iodo-4-nitrobenzene has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H315 — Causes skin irritation.

What are the upstream and downstream products of 1-Iodo-4-nitrobenzene?

For 1-Iodo-4-nitrobenzene, Upstream Products: Iodobenzene, 4-Nitrobenzoic acid, 1-Bromo-4-nitrobenzene; Downstream Products: Diethyl 2-(4-nitrophenyl)malonate, 4-Nitro-N,N-diphenylaniline, 2-(4-Nitrophenyl)pyridine.

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

Last updated:

How to cite: Jingsj. "1-Iodo-4-nitrobenzene (CAS 636-98-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367654-5 (accessed 2026-11-09).

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