3-chloro-1H-pyrazolo[3,4-b]pyridine

3-氯-1H-吡唑并[3,4-b]吡啶

Also known as: 1H-pyrazolo[3,4-b]pyridine, 3-chloro-, 3-chloro-2H-pyrazolo[3,4-b]pyridine, 3-chloro-1H-pyrazolo[3,4-β]pyridine

3-chloro-1H-pyrazolo[3,4-b]pyridine (CAS 117007-51-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H4ClN3 and a molecular weight of 153.56900 g/mol. It is also known as 1H-pyrazolo[3,4-b]pyridine, 3-chloro-, 3-chloro-2H-pyrazolo[3,4-b]pyridine and 3-chloro-1H-pyrazolo[3,4-β]pyridine. Key properties include a melting point of 174-176ºC, a boiling point of 331.7ºC at 760 mmHg, a density of 1.531g/cm3 and a flash point of 184.5ºC. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 117007-51-9
Jingsj CID: J-1519462-8
Molecular Formula: C₆H₄ClN₃
Chinese Name: 3-氯-1H-吡唑并[3,4-b]吡啶
Molecular Weight: 153.56900 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	174-176ºC
Boiling Point	331.7ºC at 760 mmHg
Density	1.531g/cm3
Flash Point	184.5ºC

GHS Safety & Compliance

Corrosion / Acute ToxicitySignal word: Danger

Frequently Asked Questions

What is the CAS number of 3-chloro-1H-pyrazolo[3,4-b]pyridine?

The CAS number of 3-chloro-1H-pyrazolo[3,4-b]pyridine is 117007-51-9.

What are the molecular formula and molecular weight of 3-chloro-1H-pyrazolo[3,4-b]pyridine?

3-chloro-1H-pyrazolo[3,4-b]pyridine has molecular formula C6H4ClN3 and molecular weight 153.56900 g/mol.

Is 3-chloro-1H-pyrazolo[3,4-b]pyridine hazardous?

3-chloro-1H-pyrazolo[3,4-b]pyridine has GHS signal word Danger.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3-chloro-1H-pyrazolo[3,4-b]pyridine (CAS 117007-51-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519462-8 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.