Interactive IRUG Spectrum

Details

IRUG filename:
IOD00375
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Pigment Red 49:2 (PR49:2), β-Naphthol, Ca, Azo Lake (Salt Type), CI15630:2
CAS name:
1-Naphthalenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, calcium salt (2:1)
Sample source 1:
Sun Chemical
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:
CI#15630:2
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:
C20 H13 N2 O4 S * 1/2 Ca
CAS registry no:
1103-39-5

Related Structure(s)

IRUG Structure Tracking #: 318
Common Name(s): Pigment Red 49:2 (PR49:2); Beta-naphthol lake; CI15630:2
CAS Name: 1-​Naphthalenesulfonic acid, 2-​[2-​(2-​hydroxy-​1-​naphthalenyl)​diazenyl]​-​, calcium salt (2:1)
CAS Registry No: 1103-39-5
IRUG Material Class: Organic dyes and pigments (OD)
Molecular Formula: C40 H26 Ca N4 O8 S2
MW: 794.86