6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine

Also known as: 1H-Pyrrolo[2,3-b]pyridine, 6-chloro-4-nitro-, 4-Nitro-6-chloro-7-azaindole, 6-chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine, 4-Nitro-6-chloro-1H-pyrrolo[2,3-b]pyridine

6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine (CAS 688781-87-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H4ClN3O2 and a molecular weight of 197.579 g/mol. Key properties include a boiling point of 393.3±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 191.6±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 688781-87-5
Jingsj CID: J-1498710-1
Molecular Formula: C₇H₄ClN₃O₂
Molecular Weight: 197.579 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	393.3±37.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	191.6±26.5 °C
Exact Mass	196.999207
PSA	74.50000
LogP	2.52
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.742

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 6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine?

The CAS number of 6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine is 688781-87-5.

What are the molecular formula and molecular weight of 6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine?

6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine has molecular formula C7H4ClN3O2 and molecular weight 197.579 g/mol.

What are the upstream and downstream products of 6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine?

For 6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine, Upstream Products: 4-Nitro-1H-pyrrolo[2,3-b]pyridine 7-oxide; Downstream Products: 6-Chloro-4-nitro-1-[[2-(trimethylsilyl)ethoxy]methyl]-1H-pyrrolo[2,3-b]pyridine.

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. "6-Chloro-4-nitro-1H-pyrrolo[2,3-b]pyridine (CAS 688781-87-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498710-1 (accessed 2026-11-09).

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