Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 268

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Details

IRUG filename: ROD00268	Data type: Raman	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Red 220 (PR220), Disazo condensation, Azo, CI20055	Trade name(s): Cromophtal Red G
CAS name: Benzoic acid, 3,3'-[(2,5-dimethyl-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthalenediyl)-2,1-diazenediyl]]bis[4-methyl-, 1,1'-bis(2-chloroethyl) ester	Sample source 1: Ciba	Sample identifier 1: Cromophtal Red G
Sample source 2: Tate Gallery, Tom Learner	Source location 2: Millbank, London, SW1P4RG, London, UK	Sample identifier 2: PR220, Cromophtal Red G
Sample source 3: Winterthur Museum	Source location 3: 5105 Kennett Pike, Winterthur, DE, 19735, US	Color: Bluish red
MW (relative): 924.24, calculated	Application: Raman microscopy/microspectroscopy	Excitation source (nm): 785
Mode: Scat	Originating institution name: Winterthur Museum, Garden and Library Scientific	Originating institution acronym: WM
Molecular formula: C50 H42 Cl2 N6 O8	CAS registry no: 68259-05-2

Related Structure(s)

IRUG Structure Tracking #: 238 Common Name(s): Pigment Red 220 (PR220); Disazo condensation; CI20055 CAS Name: Benzoic acid, 3,3'-[(2,5-dimethyl-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthalenediyl)-2,1-diazenediyl]]bis[4-methyl-, 1,1'-bis(2-chloroethyl) ester CAS Registry No: 68259-05-2 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C50 H42 Cl2 N6 O8 MW: 925.81