Section: 9 | Organic dyes and pigments (OD) | Page: 519 |
IRUG filename: ROD00519 | Data type: Raman | IRUG material class: Organic dyes and pigments (OD) |
Sample type: Reference material | Common name(s): Pigment Red 251 (PR251), Pyrazoloquinazolone, Polycyclic, CI12925 | CAS name: 9,10-Anthracenedione, 1-[2-(5,7-dichloro-1,9-dihydro-2-methyl-9-oxopyrazolo[5,1-b], quinazolin-3-yl)diazenyl]- |
Sample source 1: Talens | Sample source 2: Ghent University, Dept. of Analytical Chemistry, P. Vandenabeele | Source location 2: Krijgslaan 281, S3, Ghent, BE |
Sample source 3: Royal Institute for Cultural Heritage (KIK/IRPA) | Source location 3: Jubelpark 1, 1000 Brussels, BE | Color: Red |
MW (relative): 502.31, calculated | Application: Raman microscopy | Excitation source (nm): 785 |
Mode: Scat | Literature Reference: Fremout, W., & Saverwyns, S. (2012). Identification of synthetic organic pigments: the role of a comprehensive digital Raman spectral library. Journal of Raman Spectroscopy, 43(11), 1536–1544. | Originating institution name: Royal Institute for Cultural Heritage |
Originating institution acronym: KIK/IRPA | Molecular formula: C25 H13 Cl2 N5 O3 | CAS registry no: 74336-60-0 |