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Section: 9 Organic dyes and pigments (OD) Page: 572

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


Details

IRUG filename:
ROD00572
Data type:
Raman
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 67 (PR67), Naphthalene sulfonic acid, Ba, Azo Lake (Salt Type), CI18025:1
Trade name(s):
Vulcanosinrot 5B
CAS name:
1,​7-​Naphthalenedisulfoni​c acid, 4-​[(2,​4-​dichlorobenzoyl)​amino]​-​5-​hydroxy-​6-​[2-​(2-​methoxyphenyl)​diazenyl]​-​, barium salt (1:1)
Sample source 1:
BASF
Sample identifier 1:
Vulcanosinrot 5B 916223253
Sample source 2:
Dresden University of Technology (TU), Historical Dye Collection
Source location 2:
Helmholtzstr. 10, Dresden, DE
Sample identifier 2:
Ref. 8897
Sample source 3:
Royal Institute for Cultural Heritage (KIK/IRPA)
Source location 3:
Jubelpark 1, 1000 Brussels, BE
Color:
Red
MW (relative):
761.75, 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:
C24 H15 Cl2 N3 O9 S2 * Ba
CAS registry no:
68929-14-6