3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid

3-(2-苯并噻唑基)-7-(二乙氨基)-香豆素-4-甲酸

Also known as: 2H-1-Benzopyran-4-carboxylic acid, 3-(2-benzothiazolyl)-7-(diethylamino)-2-oxo-, 3-(1,3-benzothiazol-2-yl)-7-(diethylamino)-2-oxo-2H-chromene-4-carboxylic acid, 3-(2-BENZOTHIAZOLYL)-7-(DIETHYLAM.)COU-M, 3-(2-BENZOTHIAZOLYL)-7-(DIETHYLAMINO)COUMARIN-4-CARBOXYLIC ACID, 3-(1,3-benzothiazol-2-yl)-7-(diethylamino)-2-oxochromene-4-carboxylic acid

3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid (CAS 136997-14-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C21H18N2O4S and a molecular weight of 394.44400 g/mol. It is also known as 2H-1-Benzopyran-4-carboxylic acid, 3-(2-benzothiazolyl)-7-(diethylamino)-2-oxo-, 3-(1,3-benzothiazol-2-yl)-7-(diethylamino)-2-oxo-2H-chromene-4-carboxylic acid and 3-(2-BENZOTHIAZOLYL)-7-(DIETHYLAM.)COU-M. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
136997-14-3
Jingsj CID
J-1174441-2
Molecular Formula
C21H18N2O4S
Chinese Name
3-(2-苯并噻唑基)-7-(二乙氨基)-香豆素-4-甲酸
Molecular Weight
394.44400 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

No offers for this compound yet.

Request a quote

Frequently Asked Questions

What is the CAS number of 3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid?

The CAS number of 3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid is 136997-14-3.

What are the molecular formula and molecular weight of 3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid?

3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid has molecular formula C21H18N2O4S and molecular weight 394.44400 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(2-Benzothiazolyl)-7-(diethylamino)coumarin-4-carboxylic acid (CAS 136997-14-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1174441-2 (accessed 2026-10-24).

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