2-Heptyl-3-hydroxy-4(1H)-quinolinone

Also known as: 2-Heptyl-3-hydroxy-4(1H)-quinolone, 2-Heptyl-3-hydroxy-4-quinolone, 2-Heptyl-3-hydroxyl-4-quinolone, 2-Heptyl-3-hydroxyquinolin-4(1H)-one, 2-heptyl-3-hydroxy-3H-quinolin-4-one, PQS, Pseudomonas quinolone signal, 4(1H)-Quinolinone, 2-heptyl-3-hydroxy-, 2-HEPTYL-3-HYDROXY-4-QUINOLONE

2-Heptyl-3-hydroxy-4(1H)-quinolinone (CAS 108985-27-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H21NO2 and a molecular weight of 259.343 g/mol. Key properties include a melting point of 182-185ºC, a boiling point of 416.8±45.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 205.9±28.7 °C. GHS hazard statements: H413. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 108985-27-9
Jingsj CID: J-1177001-7
Molecular Formula: C₁₆H₂₁NO₂
Molecular Weight: 259.343 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	182-185ºC
Boiling Point	416.8±45.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	205.9±28.7 °C
Exact Mass	259.157227
PSA	53.09000
LogP	2.93
Vapor Pressure	0.0±1.0 mmHg at 25°C
Refractive Index	1.568

GHS Safety & Compliance

H413

Customs & Trade Information

HS Code	2933499090
Summary	2933499090. 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 2-Heptyl-3-hydroxy-4(1H)-quinolinone?

The CAS number of 2-Heptyl-3-hydroxy-4(1H)-quinolinone is 108985-27-9.

What are the molecular formula and molecular weight of 2-Heptyl-3-hydroxy-4(1H)-quinolinone?

2-Heptyl-3-hydroxy-4(1H)-quinolinone has molecular formula C16H21NO2 and molecular weight 259.343 g/mol.

Is 2-Heptyl-3-hydroxy-4(1H)-quinolinone hazardous?

2-Heptyl-3-hydroxy-4(1H)-quinolinone has GHS hazard statements H413.

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. "2-Heptyl-3-hydroxy-4(1H)-quinolinone (CAS 108985-27-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1177001-7 (accessed 2026-11-07).

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