Interactive IRUG Spectrum

Details

IRUG filename:
IOD00053
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Eosine A, Acid Red 87, Xanthene, CI5380
Trade name(s):
Eosine A
CAS name:
Spiro[isobenzofuran-​1(3H)​,​9'-​[9H]​xanthen]​-​3-​one, 2',​4',​5',​7'-​tetrabromo-​3',​6'-​dihydroxy-​, sodium salt (1:2)
Sample source 1:
Helmut Schweppe Collection of Early Synthetic Dyes
Source location 1:
BASF, Ludwigshafen, Germany
Sample identifier 1:
Eosine A
Sample source 2:
Getty Conservation Institute
Source location 2:
The Getty Center, 1200 Getty Center Drive, Los Angeles, CA, 90049
Sample identifier 2:
Eosine A
Color:
Red
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:
C20 H8 Br4 O5 * 2 Na
CAS registry no:
17372-87-1