4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile

4-氯-1H-吡咯并[2,3-b]吡啶-5-甲腈

Also known as: 4-Chloro-5-cyano-7-azaindole, 1H-Pyrrolo[2,3-b]pyridine-5-carbonitrile, 4-chloro-, 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (ISO 9001:2015 REACH), 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (ISO 9001:2015 reach), 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (4-chloro-5-cyano-7-azaindole)

4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 920966-02-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H4ClN3 and a molecular weight of 177.590 g/mol. It is also known as 4-Chloro-5-cyano-7-azaindole, 1H-Pyrrolo[2,3-b]pyridine-5-carbonitrile, 4-chloro- and 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (ISO 9001:2015 REACH). Key property: a density of 1.5±0.1 g/cm3. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
920966-02-5
Jingsj CID
J-1498695-2
Molecular Formula
C8H4ClN3
Chinese Name
4-氯-1H-吡咯并[2,3-b]吡啶-5-甲腈
Molecular Weight
177.590 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Density1.5±0.1 g/cm3
Exact Mass177.009369
PSA52.47000
LogP2.75
Refractive Index1.696

GHS Safety & Compliance

Acute ToxicitySignal word: Danger
  • H301 — Toxic if swallowed

Customs & Trade Information

HS Code2933990090
Summary2933990090. 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-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile?

The CAS number of 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile is 920966-02-5.

What are the molecular formula and molecular weight of 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile?

4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile has molecular formula C8H4ClN3 and molecular weight 177.590 g/mol.

Is 4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile hazardous?

4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.

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

Last updated:

How to cite: Jingsj. "4-Chloro-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 920966-02-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498695-2 (accessed 2026-10-28).

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