2-heptyl-4-hydroxyquinoline N-oxide

2-庚基-4-羟基喹啉-N-氧化物

Also known as: HQNO, HOQNO, 2-Heptyl-4-quinolinol 1-oxide, 2-Heptyl-4-hydroxyquinoline N-oxide, 2-heptyl-1-hydroxyquinolin-4-one, 4-Quinolinol, 2-heptyl-, 1-oxide, Antibiotic KF-8940, Pyo II, KF8940

2-heptyl-4-hydroxyquinoline N-oxide (CAS 341-88-8) 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. It is also known as HQNO, HOQNO and 2-Heptyl-4-quinolinol 1-oxide. Key properties include a melting point of 156-157ºC, a boiling point of 445.8±37.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 223.4±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
341-88-8
Jingsj CID
J-1958575-0
Molecular Formula
C16H21NO2
Chinese Name
2-庚基-4-羟基喹啉-N-氧化物
Molecular Weight
259.343 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point156-157ºC
Boiling Point445.8±37.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point223.4±26.5 °C

Frequently Asked Questions

What is the CAS number of 2-heptyl-4-hydroxyquinoline N-oxide?

The CAS number of 2-heptyl-4-hydroxyquinoline N-oxide is 341-88-8.

What are the molecular formula and molecular weight of 2-heptyl-4-hydroxyquinoline N-oxide?

2-heptyl-4-hydroxyquinoline N-oxide has molecular formula C16H21NO2 and molecular weight 259.343 g/mol.

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

Last updated:

How to cite: Jingsj. "2-heptyl-4-hydroxyquinoline N-oxide (CAS 341-88-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1958575-0 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.