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1-isocyanato-2-methyl-4-nitrobenzene

Also known as: 2-Methyl-4-nitrophenyl isocyanate, 2-Methyl-4-nitro-phenylisocyanat, 2-methyl-4-nitrobenzenisocyanate, 4-Nitro-2-methyl-phenylcarbonimid, 4-isocyanato-3-methyl-1-nitro-benzene, Benzene, 1-isocyanato-2-methyl-4-nitro-, MFCD00014704

1-isocyanato-2-methyl-4-nitrobenzene (CAS 56309-59-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H6N2O3 and a molecular weight of 178.14500 g/mol. Key properties include a melting point of 81-84ºC, a boiling point of 168ºC(23 torr) and a density of 1.27g/cm3. 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.
56309-59-2
Jingsj CID
J-24818-0
Molecular Formula
C8H6N2O3
Molecular Weight
178.14500 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point81-84ºC
Boiling Point168ºC(23 torr)
Density1.27g/cm3
Exact Mass178.03800
PSA75.25000
LogP2.39370
Refractive Index1.578

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 Code2929109000
Summary2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-isocyanato-2-methyl-4-nitrobenzene?

The CAS number of 1-isocyanato-2-methyl-4-nitrobenzene is 56309-59-2.

What are the molecular formula and molecular weight of 1-isocyanato-2-methyl-4-nitrobenzene?

1-isocyanato-2-methyl-4-nitrobenzene has molecular formula C8H6N2O3 and molecular weight 178.14500 g/mol.

Is 1-isocyanato-2-methyl-4-nitrobenzene hazardous?

1-isocyanato-2-methyl-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-isocyanato-2-methyl-4-nitrobenzene?

For 1-isocyanato-2-methyl-4-nitrobenzene, Upstream Products: 2-Methyl-4-nitroaniline, Diphosgene.

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-isocyanato-2-methyl-4-nitrobenzene (CAS 56309-59-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24818-0 (accessed 2026-11-09).

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