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3-Methyl-3H-imidazo[4,5-b]pyridine

Also known as: 3-METHYL-3H-IMIDAZO[4,5-B]PYRIDINE, 3-methylimidazo[4,5-b]pyridine, 3H-Imidazo[4,5-b]pyridine, 3-methyl-

3-Methyl-3H-imidazo[4,5-b]pyridine (CAS 6688-61-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H7N3 and a molecular weight of 133.15100 g/mol. 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.
6688-61-5
Jingsj CID
J-1317455-5
Molecular Formula
C7H7N3
Molecular Weight
133.15100 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass133.06400
PSA30.71000
LogP0.96830

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 3-Methyl-3H-imidazo[4,5-b]pyridine?

The CAS number of 3-Methyl-3H-imidazo[4,5-b]pyridine is 6688-61-5.

What are the molecular formula and molecular weight of 3-Methyl-3H-imidazo[4,5-b]pyridine?

3-Methyl-3H-imidazo[4,5-b]pyridine has molecular formula C7H7N3 and molecular weight 133.15100 g/mol.

Is 3-Methyl-3H-imidazo[4,5-b]pyridine hazardous?

3-Methyl-3H-imidazo[4,5-b]pyridine has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

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

Last updated:

How to cite: Jingsj. "3-Methyl-3H-imidazo[4,5-b]pyridine (CAS 6688-61-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1317455-5 (accessed 2026-11-09).

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