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5-Methoxy-1H-pyrrolo[3,2-b]pyridine

Also known as: 5-Methoxy-4-azaindole, 5-Methoxypyrrolo[3,2-b]pyridine, 1H-Pyrrolo[3,2-b]pyridine, 5-methoxy-

5-Methoxy-1H-pyrrolo[3,2-b]pyridine (CAS 17288-40-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2O and a molecular weight of 148.162 g/mol. Key properties include a melting point of 115-116ºC, a boiling point of 284.5±20.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 98.3±11.4 °C. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17288-40-3
Jingsj CID
J-1423916-8
Molecular Formula
C8H8N2O
Molecular Weight
148.162 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point115-116ºC
Boiling Point284.5±20.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point98.3±11.4 °C
Exact Mass148.063660
PSA37.91000
LogP1.25
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.647

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage

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

The CAS number of 5-Methoxy-1H-pyrrolo[3,2-b]pyridine is 17288-40-3.

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

5-Methoxy-1H-pyrrolo[3,2-b]pyridine has molecular formula C8H8N2O and molecular weight 148.162 g/mol.

Is 5-Methoxy-1H-pyrrolo[3,2-b]pyridine hazardous?

5-Methoxy-1H-pyrrolo[3,2-b]pyridine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

What are the upstream and downstream products of 5-Methoxy-1H-pyrrolo[3,2-b]pyridine?

For 5-Methoxy-1H-pyrrolo[3,2-b]pyridine, Upstream Products: (6-Methoxy-3-nitropyridin-2-yl)acetonitrile, 2-(4-Chlorophenoxy)acetonitrile, 2-Methoxy-5-nitropyridine; Downstream Products: 5-Hydroxy-4-azaindole-3-carbaldehyde, 5-Methoxy-1H-pyrrolo[3,2-b]pyridine-3-carbaldehyde, 5-Methoxy-1-(phenylsulfonyl)-1H-pyrrolo[3,2-b]pyridine.

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

Last updated:

How to cite: Jingsj. "5-Methoxy-1H-pyrrolo[3,2-b]pyridine (CAS 17288-40-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1423916-8 (accessed 2026-11-09).

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