Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 165

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Details

IRUG filename: ROD00165	Data type: Raman	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Orange 72 (PO72), Benzimidazolone, Azo, CI211095	CAS name: Butanamide, 2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[N-(2,3-dihydro2-oxo-1H-benzimidazol-5-yl)-3-oxo-, (for 78245-94-0); C.I. Pigment Orange 72 (for 384329-80-0)
Sample source 1: Clariant	Sample source 2: Tate Gallery	Source location 2: Millbank, London, SW1P 4RG, UK
Sample source 3: National Gallery of Art	Source location 3: DCL-SR, Washington DC 20565	Color: Opaque, orange
Age: 2003, acquired	MW (relative): 741.54, calculated	Application: Raman microscopy/microspectroscopy
Excitation source (nm): 633	Mode: Scat	Originating institution name: United States Naval Academy
Originating institution acronym: USNA	Molecular formula: C34 H26 N10 O6 Cl2	CAS registry no: 78245-94-0, 384329-80-0
Other analytical methods: LD-MS (laser desorption mass spectrometry), FTIR (Fourier transform infrared spectroscopy)