Interactive IRUG Spectrum

Details

IRUG filename:
IOD00471
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
Trade name(s):
Calcium Lithol Red
CAS name:
1-Naphthalenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, calcium salt (2:1)
Sample source 1:
Cyanamid
Sample identifier 1:
Calcium Lithol Red
Sample source 2:
Carnegie Mellon Research Institute (CMRI), Carnegie Mellon University
Source location 2:
Pittsburgh, PA 15213 USA
Color:
Red
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Tate Gallery
Originating institution acronym:
TG
Molecular formula:
C20 H14 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