Interactive IRUG Spectrum

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