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

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

6-Chloro-1H-pyrrolo[2,3-b]pyridine (CAS 55052-27-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H5ClN2 and a molecular weight of 152.581 g/mol. Key properties include a melting point of 170-175℃, a boiling point of 304.9±22.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 166.8±7.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 55052-27-2
Jingsj CID: J-1143822-5
Molecular Formula: C₇H₅ClN₂
Molecular Weight: 152.581 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	170-175℃
Boiling Point	304.9±22.0 °C at 760 mmHg
Density	1.4±0.1 g/cm3
Flash Point	166.8±7.9 °C
Exact Mass	152.014130
PSA	28.68000
LogP	2.45
Appearance	Powder \| White to pale brown
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.703
Storage Conditions	2-8°C

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-1H-pyrrolo[2,3-b]pyridine?

The CAS number of 6-Chloro-1H-pyrrolo[2,3-b]pyridine is 55052-27-2.

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

6-Chloro-1H-pyrrolo[2,3-b]pyridine has molecular formula C7H5ClN2 and molecular weight 152.581 g/mol.

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

For 6-Chloro-1H-pyrrolo[2,3-b]pyridine, Upstream Products: ethyl 6-chloro-1H-pyrrolo[2,3-b]pyridine-1-carboxylate, 7-Azaindole-7-oxide, 7-Azaindole; Downstream Products: 6-Methyl-1H-pyrrolo[2,3-b]pyridine, 3-Bromo-6-methyl-1H-pyrrolo[2,3-b]pyridine, 6-chloro-1,3-dihydro-2H-pyrrolo[2,3-b]pyridin-2-one.

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-1H-pyrrolo[2,3-b]pyridine (CAS 55052-27-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1143822-5 (accessed 2026-11-09).

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