| Section: 9 | Organic dyes and pigments (OD) | Page: 215 | 
IRUG filename: ROD00215  | Data type: Raman  | IRUG material class: Organic dyes and pigments (OD)  | 
Sample type: Reference material  | Common name(s): Pigment Yellow 172 (PY172), Diarylide Yellow, Azo, CI21109  | Trade name(s): Suimei Fast Yellow G3R  | 
CAS name: Butanamide, 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(5-chloro-2-, methoxyphenyl)-3-oxo  | Sample source 1: Sansui  | Sample identifier 1: Suimei Fast Yellow G3R  | 
Sample source 2: Getty Conservation Institute  | Source location 2: 1200 Getty Center Dr., Los Angeles, CA, US  | Sample identifier 2: SP21169  | 
Sample source 3: Royal Institute for Cultural Heritage (KIK/IRPA)  | Source location 3: Jubelpark 1, 1000 Brussels, BE  | Color: Yellow  | 
Application: Raman microscopy  | Excitation source (nm): 785  | Mode: Scat  | 
Literature Reference: Fremout, W., Saverwyns, S. "Identification of synthetic, organic pigments: the role of a comprehensive digital Raman spectral library" J. Raman Spectrosc. 43 (2012): 1536-1544.  | Originating institution name: Royal Institute for Cultural Heritage  | Originating institution acronym: KIK/IRPA  | 
Molecular formula: C34 H28 Cl4 N6 O6  | CAS registry no: 76233-80-2   |