Pigment Orange 66

颜料橙66

Also known as: [3-[2-[(4-chlorophenyl)amino]-1-cyano-2-oxoethylidene]-2,3-dihydro-1H-isoindol-1-ylidene]-2-cyano-N-(3,4-dichlorophenyl)acetamide, (2E)-N-(4-chlorophenyl)-2-cyano-2-[(3Z)-3-[1-cyano-2-(3,4-dichloroanilino)-2-oxoethylidene]isoindol-1-ylidene]acetamide, N-(4-Chlorophenyl)-2-cyano-2-[3-[N-(3,4-dichlorophenyl)carbamoyl(cyano)methylene]isoindolin-1-ylidene]acetamide, Pigment orange 66 (C.I. 48210), EINECS 272-330-5

Pigment Orange 66 (CAS 68808-69-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C26H14Cl3N5O2 and a molecular weight of 534.78100 g/mol. It is also known as [3-[2-[(4-chlorophenyl)amino]-1-cyano-2-oxoethylidene]-2,3-dihydro-1H-isoindol-1-ylidene]-2-cyano-N-(3,4-dichlorophenyl)acetamide, (2E)-N-(4-chlorophenyl)-2-cyano-2-[(3Z)-3-[1-cyano-2-(3,4-dichloroanilino)-2-oxoethylidene]isoindol-1-ylidene]acetamide and N-(4-Chlorophenyl)-2-cyano-2-[3-[N-(3,4-dichlorophenyl)carbamoyl(cyano)methylene]isoindolin-1-ylidene]acetamide. Key properties include a boiling point of 774.4ºC at 760 mmHg, a density of 1.559g/cm3 and a flash point of 422.1ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

68808-69-5

Jingsj CID

J-1141413-5

Molecular Formula

C₂₆H₁₄Cl₃N₅O₂

Chinese Name

颜料橙66

Molecular Weight

534.78100 g/mol

Category

Organic Compounds

Last updated

8/21/2026