4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide

Also known as: 1H-Pyrrolo[2,3-b]pyridine, 4-nitro-, 7-oxide, 4-Nitro-7-oxide-7-azaindole, 4-nitro-1H-pyrrolo[2,3-b]pyridin-7-ium-7-olate, 1H-Pyrrolo[2,3-b]pyridine, 4-nitro-, 7-oxide-2

4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide (CAS 74420-06-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5N3O3 and a molecular weight of 179.133 g/mol. Key properties include a boiling point of 463.3±48.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 234.0±29.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 74420-06-7
Jingsj CID: J-1504305-7
Molecular Formula: C₇H₅N₃O₃
Molecular Weight: 179.133 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	463.3±48.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	234.0±29.6 °C
Exact Mass	179.033096
PSA	87.07000
LogP	-0.39
Vapor Pressure	0.0±1.1 mmHg at 25°C
Refractive Index	1.748

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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 4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide?

The CAS number of 4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide is 74420-06-7.

What are the molecular formula and molecular weight of 4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide?

4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide has molecular formula C7H5N3O3 and molecular weight 179.133 g/mol.

What are the upstream and downstream products of 4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide?

For 4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide, Upstream Products: 7-Azaindole-7-oxide, 7-Azaindole; Downstream Products: 4-chloro-3-nitro-1H-pyrrolo[2,3-b]pyridine, 4-Nitro-1H-pyrrolo[2,3-b]pyridine, 1H-pyrrolo[2,3-b]pyridin-4-amine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide (CAS 74420-06-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1504305-7 (accessed 2026-11-09).

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