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Interactive IRUG Spectrum

Section: 9 Organic dyes and pigments (OD) Page: 127

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


Details

IRUG filename:
IOD00127
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Laccaic acid A
CAS name:
1,​2-​Anthracenedicarboxyl​ic acid, 7-​[5-​[2-​(acetylamino)​ethyl]​-​2-​hydroxyphenyl]​-​9,​10-​dihydro-​3,​5,​6,​8-​tetrahydroxy-​9,​10-​dioxo-
Sample source 1:
Helmut Schweppe Collection of Early Synthetic Dyes
Source location 1:
BASF, Ludwigshafen, Germany
Sample identifier 1:
Laccaic acid A
Sample source 2:
Getty Conservation Institute
Source location 2:
The Getty Center, 1200 Getty Center Drive, Los Angeles, CA, 90049
Sample identifier 2:
Laccaic acid A
Color:
Red
Age:
1986, acquired
MW (relative):
537.43, calculated
Application:
DRIFTS (diffuse reflectance infrared Fourier transform spectroscopy)
Mode:
Refl
Originating institution name:
Getty Conservation Institute
Originating institution acronym:
GCI
Molecular formula:
C26 H19 N O12
CAS registry no:
15979-35-8