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1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

1-(4-甲氧基苄基)-4-氧代-1,4-二氢喹啉-3-羧酸

Also known as: BQCA, 1-(4-Methoxybenzyl)-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid, 1-[(4-methoxyphenyl)methyl]-4-oxoquinoline-3-carboxylic acid, Benzyl quinolone carboxylic acid

1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 338747-41-4) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H15NO4 and a molecular weight of 309.316 g/mol. It is also known as BQCA, 1-(4-Methoxybenzyl)-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid and 1-[(4-methoxyphenyl)methyl]-4-oxoquinoline-3-carboxylic acid. Key properties include a boiling point of 492.6±45.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 251.7±28.7 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
338747-41-4
Jingsj CID
J-1986708-9
Molecular Formula
C18H15NO4
Chinese Name
1-(4-甲氧基苄基)-4-氧代-1,4-二氢喹啉-3-羧酸
Molecular Weight
309.316 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point492.6±45.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point251.7±28.7 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid?

The CAS number of 1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid is 338747-41-4.

What are the molecular formula and molecular weight of 1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid?

1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid has molecular formula C18H15NO4 and molecular weight 309.316 g/mol.

Is 1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hazardous?

1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-(4-methoxybenzyl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 338747-41-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1986708-9 (accessed 2026-10-23).

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