Coumarin 340

香豆素-340

Also known as: 6,7,8,9-Tetrahydro-4-(trifluoromethyl)-2H-pyrano[3,2-g]quinolin-2-one, 4-(Trifluoromethyl)-6,7,8,9-tetrahydro-2H-pyrano[3,2-g]quinolin-2-one, 4-(trifluoromethyl)-6,7,8,9-tetrahydropyrano[3,2-g]quinolin-2-one, 4-trifluoromethyl-6,7,8,9-tetrahydro-pyrano[3,2-g]quinolin-2-one, C-4F, coumarin-340

Coumarin 340 (CAS 53518-16-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H10F3NO2 and a molecular weight of 269.21900 g/mol. It is also known as 6,7,8,9-Tetrahydro-4-(trifluoromethyl)-2H-pyrano[3,2-g]quinolin-2-one, 4-(Trifluoromethyl)-6,7,8,9-tetrahydro-2H-pyrano[3,2-g]quinolin-2-one and 4-(trifluoromethyl)-6,7,8,9-tetrahydropyrano[3,2-g]quinolin-2-one. Key properties include a boiling point of 354.5ºC at 760 mmHg, a density of 1.409g/cm3 and a flash point of 168.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 53518-16-4
Jingsj CID: J-865480-1
Molecular Formula: C₁₃H₁₀F₃NO₂
Chinese Name: 香豆素-340
Molecular Weight: 269.21900 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	354.5ºC at 760 mmHg
Density	1.409g/cm3
Flash Point	168.2ºC

Frequently Asked Questions

What is the CAS number of Coumarin 340?

The CAS number of Coumarin 340 is 53518-16-4.

What are the molecular formula and molecular weight of Coumarin 340?

Coumarin 340 has molecular formula C13H10F3NO2 and molecular weight 269.21900 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Coumarin 340 (CAS 53518-16-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-865480-1 (accessed 2026-10-22).

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