4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde

Also known as: 1H-Pyrrolo[2,3-b]pyridine-2-carboxaldehyde, 4-methoxy-, 2-formyl-4-methoxy-7-azaindole, 2-formyl-4-methoxypyrrolo[2,3-b]pyridine, 4-Methoxy-7-azaindole-2-carbaldehyde

4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde (CAS 290333-01-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H8N2O2 and a molecular weight of 176.172 g/mol. Key property: a density of 1.3±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 290333-01-6
Jingsj CID: J-1498721-4
Molecular Formula: C₉H₈N₂O₂
Molecular Weight: 176.172 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.3±0.1 g/cm3
Exact Mass	176.058578
PSA	54.98000
LogP	1.14
Refractive Index	1.691

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

The CAS number of 4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde is 290333-01-6.

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

4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde has molecular formula C9H8N2O2 and molecular weight 176.172 g/mol.

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

For 4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde, Upstream Products: (4-methoxy-1H-pyrrolo[2,3-b]pyridin-2-yl)methanol, Ethyl 4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carboxylate, 4-Methoxypyridine-3-carboxaldehyde.

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. "4-methoxy-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde (CAS 290333-01-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498721-4 (accessed 2026-11-09).

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