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3-Quinolinecarboxaldehyde

Also known as: Quinoline-3-carboxaldehyde, 3-Formylquinoline, Quinoline-3-carbaldehyde, 3-Quinolinecarbaldehyde, 3-Formyl-1-azanaphthalene

3-Quinolinecarboxaldehyde (CAS 13669-42-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7NO and a molecular weight of 157.169 g/mol. Key properties include a melting point of 68-71 °C(lit.), a boiling point of 314.3±15.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 151.9±27.8 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
13669-42-6
Jingsj CID
J-19287-0
Molecular Formula
C10H7NO
Molecular Weight
157.169 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point68-71 °C(lit.)
Boiling Point314.3±15.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point151.9±27.8 °C
Exact Mass157.052765
PSA29.96000
LogP1.93
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.687

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2933499090
Summary2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. 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-Quinolinecarboxaldehyde?

The CAS number of 3-Quinolinecarboxaldehyde is 13669-42-6.

What are the molecular formula and molecular weight of 3-Quinolinecarboxaldehyde?

3-Quinolinecarboxaldehyde has molecular formula C10H7NO and molecular weight 157.169 g/mol.

Is 3-Quinolinecarboxaldehyde hazardous?

3-Quinolinecarboxaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 3-Quinolinecarboxaldehyde?

For 3-Quinolinecarboxaldehyde, Upstream Products: 3-Quinolinecarboxylic acid, 3-Bromoquinoline, N,N-Dimethylformamide; Downstream Products: 3-Acetylquinoline, quinolin-3-ylmethanamine, 3-Quinolinecarboxylic acid.

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-Quinolinecarboxaldehyde (CAS 13669-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19287-0 (accessed 2026-11-09).

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