Interactive IRUG Spectrum

Details

IRUG filename:
IOD00018
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Ponceau 3RO, Acid Red 25, Monoazo, CI16050
Trade name(s):
Ponceau 3RO
Chemical/botanical name(s):
1-​Naphthalenesulfonic acid, 7-​hydroxy-​8-​[2-​(4-​sulfo-​1-​naphthalenyl)​diazenyl]​-​, sodium salt (1:2)
Sample source 1:
Helmut Schweppe Collection of Early Synthetic Dyes
Source location 1:
BASF, Ludwigshafen, Germany
Sample identifier 1:
Ponceau 3RO
Sample source 2:
Getty Conservation Institute
Source location 2:
The Getty Center, 1200 Getty Center Drive, Los Angeles, CA, 90049
Sample identifier 2:
Ponceau 3RO
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
CAS registry no:
5858-93-5
 

Related Structure(s)

IRUG Structure Tracking #: 334
Common Name(s): Acid Red 25; Monoazo; CI16050; Acid Red 25, disodium salt
CAS Name: 1-Naphthalenesulfonic acid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:2)
CAS Registry No: 5858-93-5
IRUG Material Class: Organic dyes and pigments (OD)
Molecular Formula: C20 H12 N2 O7 S2 * Na
MW: 502.43