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Section: 9 Organic dyes and pigments (OD) Page: 388

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


Details

IRUG filename:
IOD00388
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 81 (PR81), Triarylcarbonium, Polycyclic, CI45160:1
CAS name:
Xanthylium, 9-​[2-​(ethoxycarbonyl)​phenyl]​-​3,​6-​bis(ethylamino)​-​2,​7-​dimethyl-​, molybdatetungstateph​osphate
Sample source 1:
EC Pigments Inc.
Source location 1:
PO Box 5360, Fall River, MA, 02723, US
Sample source 2:
Institute for the Protection of Cultural Heritage of Slovenia, Restoration Center, Polonca Ropret
Source location 2:
Poljanska 40, SI-1000 Ljubljana, Slovenia
Sample identifier 2:
CI45160:1
Sample source 3:
Philadelphia Museum of Art, Scientific Laboratory
Source location 3:
Box 7646, Philadelphia, PA, 19101, US
Color:
Bluish red
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Literature Reference:
Herbst, W. and Hunger, K., "Industrial Organic Pigments: Production, Properties, Applications" 3rd Edition, Wiley-VCH 2004.
Originating institution name:
Institute for the Protection of Cultural Heritage of Slovenia
Originating institution acronym:
ZVKDS
Molecular formula:
C28 H31 N2 O3 * phosphotungstomolybdic acid salt
CAS registry no:
12224-98-5