7-Diethylamino-3-thenoylcoumarin

Also known as: 2H-1-Benzopyran-2-one, 7-(diethylamino)-3-(2-thienylcarbonyl)-, 7-(Diethylamino)-3-(thiophene-2-carbonyl)-2H-chromen-2-one, 7-Diethylamino-3-thienyl coumarin, BioA-IN-1, NSC 379525, 7-diethylamino-3-thenoylcoumarin, 7-DIETHYLAMINO-3-THENOYLCOUMARIN

7-Diethylamino-3-thenoylcoumarin (CAS 77820-11-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H17NO3S and a molecular weight of 327.39700 g/mol. Key properties include a melting point of 138-142ºC, a boiling point of 533.3ºC at 760 mmHg, a density of 1.296g/cm3 and a flash point of 276.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 77820-11-2
Jingsj CID: J-8584-7
Molecular Formula: C₁₈H₁₇NO₃S
Molecular Weight: 327.39700 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	138-142ºC
Boiling Point	533.3ºC at 760 mmHg
Density	1.296g/cm3
Flash Point	276.3ºC
Exact Mass	327.09300
PSA	78.76000
LogP	3.93170
Refractive Index	1.643

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. 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 7-Diethylamino-3-thenoylcoumarin?

The CAS number of 7-Diethylamino-3-thenoylcoumarin is 77820-11-2.

What are the molecular formula and molecular weight of 7-Diethylamino-3-thenoylcoumarin?

7-Diethylamino-3-thenoylcoumarin has molecular formula C18H17NO3S and molecular weight 327.39700 g/mol.

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. "7-Diethylamino-3-thenoylcoumarin (CAS 77820-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8584-7 (accessed 2026-11-09).

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