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Section: 9 Organic dyes and pigments (OD) Page: 554

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


Details

IRUG filename:
ROD00554
Data type:
Raman
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 148 (PR148), Naphthol AS, Azo, CI12369
Trade name(s):
Permanentrot FGG, Permanent Red FGG
CAS name:
2-Naphthalenecarboxamide, 4-[2-(2,4-dichlorophenyl)diazenyl]-3-hydroxy-N-(2-methylphenyl)-
Sample source 1:
Farbwerke Hoechst
Source location 1:
DE
Sample identifier 1:
Permanentrot FGG extra Pulver 86 3 380
Sample source 2:
Dresden University of Technology (TU), Historical Dye Collection
Source location 2:
Helmholtzstr. 10, Dresden, DE
Sample identifier 2:
Ref. 7449
Sample source 3:
Royal Institute for Cultural Heritage (KIK/IRPA)
Source location 3:
Jubelpark 1, 1000 Brussels, BE
Color:
Red
MW (relative):
450.32, 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 (KIK/IRPA)
Molecular formula:
C24 H17 Cl2 N3 O2
CAS registry no:
94276-08-1