Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 382

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Details

IRUG filename: IOD00382	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Red Pigment 166 (PR166), Disazo Condensation, Azo, CI20730	Trade name(s): Cromophtal Scarlet R
CAS name: 2-Naphthalenecarboxamide, N,N'-1,4-phenylenebis[4-[2-(2,5-dichlorophenyl)diazenyl]-3-hydroxy-	Sample source 1: Ostacolor	Source location 1: Rybitví 294, Pardubice, 533 54, Czech Republic
Sample identifier 1: Cromophtal Scarlet R	Sample source 2: Institute for the Protection of Cultural Heritage of Slovenia, Restoration Center, Polonca Ropret	Source location 2: Poljanska 40, SI-1000 Ljubljana, Slovenia
Sample identifier 2: CI20730	Sample source 3: Philadelphia Museum of Art, Scientific Laboratory	Source location 3: Box 7646, Philadelphia, PA, 19101, US
Color: Yellowish red	Application: MFTIR (Fourier transform infrared microspectroscopy)	Mode: Tran
Literature Reference: Herbst, W. and Hunger, K., "Industrial Organic Pigments: Production, Properties, Applications" 3rd Edition, Wiley-VCH 2004.	Originating institution name: Institute for the Protection of Cultural Heritage of Slovenia	Originating institution acronym: ZVKDS
Molecular formula: C40 H24 Cl4 N6 O4	CAS registry no: 3905-19-9