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Interactive IRUG Spectrum

Section: 9 Organic dyes and pigments (OD) Page: 16

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


Details

IRUG filename:
IOD00016
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Croceine Orange G, Acid Orange 12, Monoazo, CI15970
Trade name(s):
Croceine Orange G
CAS name:
2-​Naphthalenesulfonic acid, 6-​hydroxy-​5-​(2-​phenyldiazenyl)​-​, sodium salt (1:1)
Sample source 1:
Helmut Schweppe Collection of Early Synthetic Dyes
Source location 1:
BASF, Ludwigshafen, Germany
Sample identifier 1:
Croceine Orange G
Sample source 2:
Getty Conservation Institute
Source location 2:
The Getty Center, 1200 Getty Center Drive, Los Angeles, CA, 90049
Sample identifier 2:
Croceine Orange G
Color:
Orange
Age:
1986, acquired
Application:
DRIFTS (diffuse reflectance infrared Fourier transform spectroscopy)
Mode:
Refl
Originating institution name:
Getty Conservation Institute
Originating institution acronym:
GCI
Molecular formula:
C16 H11 N2 O4 S * Na
CAS registry no:
1934-20-9