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5-Nitro-1H-indole-2,3-dione

Also known as: 5-Nitroisatin, 5-Nitroindoline-2,3-dione, 1H-Indole-2,3-dione, 5-nitro-, N-Nitroisatin, 5-nitro-1H-indole-2,3-dione

5-Nitro-1H-indole-2,3-dione (CAS 611-09-6) is a compound in the Nitrogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H4N2O4 and a molecular weight of 192.128 g/mol. Key properties include a melting point of 251 °C (dec.)(lit.) and a density of 1.6±0.1 g/cm3. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H312 — Harmful in contact with skin and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
611-09-6
Jingsj CID
J-3692-0
Molecular Formula
C8H4N2O4
Molecular Weight
192.128 g/mol
Category
Nitrogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point251 °C (dec.)(lit.)
Density1.6±0.1 g/cm3
Exact Mass192.017105
PSA91.99000
LogP0.47
Refractive Index1.658

GHS Safety & Compliance

Irritant / Health HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H312 — Harmful in contact with skin
  • H332 — Harmful if inhaled
  • H351 — Suspected of causing cancer

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 5-Nitro-1H-indole-2,3-dione?

The CAS number of 5-Nitro-1H-indole-2,3-dione is 611-09-6.

What are the molecular formula and molecular weight of 5-Nitro-1H-indole-2,3-dione?

5-Nitro-1H-indole-2,3-dione has molecular formula C8H4N2O4 and molecular weight 192.128 g/mol.

Is 5-Nitro-1H-indole-2,3-dione hazardous?

5-Nitro-1H-indole-2,3-dione has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H312 — Harmful in contact with skin; H332 — Harmful if inhaled.

What are the upstream and downstream products of 5-Nitro-1H-indole-2,3-dione?

For 5-Nitro-1H-indole-2,3-dione, Upstream Products: isatin, 2-Hydroxyimino-N-(4-nitrophenyl)acetamide, 5-Nitroindole; Downstream Products: 5-aminoisatin, N-(3-chloro-4-fluorophenyl)-6-nitroquinazolin-4-amine, 5-Nitrosalicylic acid.

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

Last updated:

How to cite: Jingsj. "5-Nitro-1H-indole-2,3-dione (CAS 611-09-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3692-0 (accessed 2026-11-06).

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