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8-Quinolinecarboxylic acid

Also known as: Quinoline-8-carboxylic acid, 8-Carboxyquinoline, Quinolin-8-carboxylic acid, NSC 6505

8-Quinolinecarboxylic acid (CAS 86-59-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H7NO2 and a molecular weight of 173.168 g/mol. Key properties include a melting point of 183-185 °C(lit.), a boiling point of 386.5±15.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 187.5±20.4 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
86-59-9
Jingsj CID
J-19289-2
Molecular Formula
C10H7NO2
Molecular Weight
173.168 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point183-185 °C(lit.)
Boiling Point386.5±15.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point187.5±20.4 °C
Exact Mass173.047684
PSA50.19000
LogP1.00
Vapor Pressure0.0±0.9 mmHg at 25°C
Refractive Index1.685
Additional PropertyInsoluble

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye 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 8-Quinolinecarboxylic acid?

The CAS number of 8-Quinolinecarboxylic acid is 86-59-9.

What are the molecular formula and molecular weight of 8-Quinolinecarboxylic acid?

8-Quinolinecarboxylic acid has molecular formula C10H7NO2 and molecular weight 173.168 g/mol.

Is 8-Quinolinecarboxylic acid hazardous?

8-Quinolinecarboxylic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 8-Quinolinecarboxylic acid?

For 8-Quinolinecarboxylic acid, Upstream Products: 8-Methylquinoline, Glycerol, 8-Bromoquinoline; Downstream Products: Quinoline-8-carbaldehyde, Methyl quinoline-8-carboxylate, 2,3-Pyridinedicarboxylic 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. "8-Quinolinecarboxylic acid (CAS 86-59-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19289-2 (accessed 2026-11-09).

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