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Section: 9 Organic dyes and pigments (OD) Page: 605

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


Details

IRUG filename:
ROD00605
Data type:
Raman
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Orange 4 (PO4), Monoazo, CI12459
Trade name(s):
Helioechtorange G, Helio Fast Orange G
CAS name:
2-​Naphthalenecarboxami​de, 4-​[2-​(3-​chlorophenyl)​diazenyl]​-​3-​hydroxy-​N-​(2-​methoxyphenyl)​-
Sample source 1:
Bayer
Sample identifier 1:
Helioechtorange G Typ8074
Sample source 2:
Dresden University of Technology (TU), Historical Dye Collection
Source location 2:
Helmholtzstr. 10, Dresden, DE
Sample identifier 2:
Ref. 7994
Sample source 3:
Royal Institute for Cultural Heritage (KIK/IRPA)
Source location 3:
Jubelpark 1, 1000 Brussels, BE
Color:
Orange
MW (relative):
431.87, 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
CAS registry no:
21889-27-0