1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine

Also known as: 4-Bromo-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine, 4-Bromo-1-benzenesulfonyl-7-azaindole, 1-Benzenesulfonyl-4-bromo-7-azaindole, 1-(Phenylsulfonyl)-4-bromo-7-azaindole, 1H-Pyrrolo[2,3-b]pyridine, 4-bromo-1-(phenylsulfonyl)-

1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine (CAS 889939-25-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H9BrN2O2S and a molecular weight of 337.192 g/mol. Key properties include a boiling point of 511.4±53.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 263.1±30.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 889939-25-7
Jingsj CID: J-1309763-7
Molecular Formula: C₁₃H₉BrN₂O₂S
Molecular Weight: 337.192 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	511.4±53.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	263.1±30.9 °C
Exact Mass	335.956818
PSA	60.34000
LogP	3.02
Vapor Pressure	0.0±1.3 mmHg at 25°C
Refractive Index	1.700

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 1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine?

The CAS number of 1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine is 889939-25-7.

What are the molecular formula and molecular weight of 1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine?

1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine has molecular formula C13H9BrN2O2S and molecular weight 337.192 g/mol.

What are the upstream and downstream products of 1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine?

For 1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine, Upstream Products: Benzenesulfonyl chloride, 4-Bromo-7-azaindole, 7-Azaindole; Downstream Products: 4-Bromo-2-methyl-1H-pyrrolo[2,3-b]pyridine, 1-(benzenesulfonyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-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. "1-(Benzenesulfonyl)-4-bromo-1H-pyrrolo[2,3-b]pyridine (CAS 889939-25-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1309763-7 (accessed 2026-11-09).

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