Section: 9 | Organic dyes and pigments (OD) | Page: 340 |
IRUG filename: ROD00340 | Data type: Raman | IRUG material class: Organic dyes and pigments (OD) |
Sample type: Reference material | Common name(s): Pigment Brown 22 (PBr22), Nitro pigment, Polycyclic, CI10407 | Trade name(s): Mikrolithbraun 2r-K, Microlith Brown 2r-K |
CAS name: [1,1'-Biphenyl]-4,4'-diamine, N4,N4'-bis(2,4-dinitrophenyl)-3,3'-dimethoxy- | Sample source 1: Ciba | Sample identifier 1: Mikrolithbraun 2r-K 664893 |
Sample source 2: Historische Farbstoffsammlung, TU Dresden | Sample identifier 2: Ref. 8083 | Sample source 3: Royal Institute for Cultural Heritage (KIK/IRPA) |
Color: Brown | 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: C26 H20 N6 O10 | CAS registry no: 29398-96-7 |