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Section: 9 Organic dyes and pigments (OD) Page: 560

 Copyright © 1993-2024 Infrared and Raman Users Group (IRUG)


Details

IRUG filename:
ROD00560
Data type:
Raman
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 139 (PR139), Disazo Condensation, Azo
Trade name(s):
Chromophal Red GR
Sample source 1:
Ciba Geigy
Sample identifier 1:
Chromophal Red GR
Sample source 2:
Guerra Paint & Pigment
Sample identifier 2:
Chromophal GR
Sample source 3:
Royal Institute for Cultural Heritage (KIK/IRPA)
Color:
Red
MW (relative):
744.79, calculated
Application:
Raman microscopy
Excitation source (nm):
785
Mode:
Scat
Literature Reference:
Fremout, W., & Saverwyns, S. (2012). Identification of synthetic organic pigments: the role of a comprehensive digital Raman spectral library. Journal of Raman Spectroscopy, 43(11), 1536–1544.
Originating institution name:
Royal Institute for Cultural Heritage
Originating institution acronym:
KIK/IRPA
Molecular formula:
C44 H36 N6 O6
CAS registry no:
12262-44-1