C.I. Pigment Red 260

颜料红260

Also known as: alpha-[2,3-dihydro-3-(tetrahydro-2,4,6-trioxo-5(2H)-pyrimidinylidene)-1H-isoindol-1-ylidene]-1,4-dihydro-4-oxoquinazoline-2-acetonitrile, (2E)-2-(4-oxo-1H-quinazolin-2-yl)-2-[3-(2,4,6-trioxo-1,3-diazinan-5-ylidene)isoindol-1-ylidene]acetonitrile, 2-Quinazolineacetonitrile, α-[2,3-dihydro-3-(tetrahydro-2,4,6-trioxo-5(2H)-pyrimidinylidene)-1H-isoindol-1-ylidene]-3,4-dihydro-4-oxo-, α-[[2,3-Dihydro-3-[(hexahydro-2,4,6-trioxopyrimidin)-5-ylidene]-1H-isoindol]-1-ylidene]-4(1H)-oxo-2-quinazolineacetonitrile, Paliogen Red L3585 HD, C.I. 56295

C.I. Pigment Red 260 (CAS 71552-60-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C22H12N6O4 and a molecular weight of 424.36800 g/mol. It is also known as alpha-[2,3-dihydro-3-(tetrahydro-2,4,6-trioxo-5(2H)-pyrimidinylidene)-1H-isoindol-1-ylidene]-1,4-dihydro-4-oxoquinazoline-2-acetonitrile, (2E)-2-(4-oxo-1H-quinazolin-2-yl)-2-[3-(2,4,6-trioxo-1,3-diazinan-5-ylidene)isoindol-1-ylidene]acetonitrile and 2-Quinazolineacetonitrile, α-[2,3-dihydro-3-(tetrahydro-2,4,6-trioxo-5(2H)-pyrimidinylidene)-1H-isoindol-1-ylidene]-3,4-dihydro-4-oxo-. Key property: a density of 1.67g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

71552-60-8

Jingsj CID

J-1368240-4

Molecular Formula

C₂₂H₁₂N₆O₄

Chinese Name

颜料红260

Molecular Weight

424.36800 g/mol

Category

Organic Compounds

Last updated

8/21/2026