3-(benzothiazol-2-yl)-7-(diethylamino)-2-oxo-2H-1-benzopyran-4-carbonitrile

Also known as: 2H-1-Benzopyran-4-carbonitrile, 3-(2-benzothiazolyl)-7-(diethylamino)-2-oxo-, 3-(1,3-benzothiazol-2-yl)-7-(diethylamino)-2-oxochromene-4-carbonitrile, 3-(1,3-benzothiazol-2-yl)-7-(diethylamino)-2-oxo-2H-chromene-4-carbonitrile, 3-(2-benzothiazolyl)-7-(diethylamino)-2-oxo-2H-1-benzopyran-4-carbonitril, 3-(benzo[d]thiazol-2-yl)-7-(diethylamino)-2-oxo-2H-chromene-4-carbonitrile, 3-benzothiazol-2-yl-7-diethylamino-2-oxo-2H-chromene-4-carbonitrile, C.I. Solvent Orange 112, Macrolex Fluorescence Red G, Solvent Orange 112, EINECS 274-668-9

3-(benzothiazol-2-yl)-7-(diethylamino)-2-oxo-2H-1-benzopyran-4-carbonitrile (CAS 70546-25-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C21H17N3O2S and a molecular weight of 375.44400 g/mol. Key properties include a boiling point of 578.7ºC at 760 mmHg, a density of 1.37g/cm3 and a flash point of 303.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

70546-25-7

Jingsj CID

J-1310995-0

Molecular Formula

C₂₁H₁₇N₃O₂S

Molecular Weight

375.44400 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026