Interactive IRUG Spectrum

Details

IRUG filename:
IOD00522
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 221 (PR221), Disazo Condensation, Azo, CI20065
Trade name(s):
Cromophtal Red 2B
CAS name:
Benzoic acid, 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthalenediyl)-2,1-diazenediyl]]bis[4-methyl-, 1,1'-bis(1-methylethyl) ester
Sample source 1:
Ciba
Sample identifier 1:
Cromophtal Red 2B
Sample source 2:
Tate Gallery
Source location 2:
Millbank, London, SW1P 4RG, UK
Color:
Red
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Tate Gallery
Originating institution acronym:
TG
Molecular formula:
C50 H42 Cl2 N6 O8
CAS registry no:
71566-54-6