Interactive IRUG Spectrum

Details

IRUG filename:
IOD00002
Data type:
Infrared
IRUG material class:
Organic dyes and pigments (OD)
Sample type:
Reference material
Common name(s):
Indigo
Chemical/botanical name(s):
Indigofera tinctoria
CAS name:
3H-​Indol-​3-​one, 2-​(1,​3-​dihydro-​3-​oxo-​2H-​indol-​2-​ylidene)​-​1,​2-​dihydro-
Sample source 1:
Harvard University Art Museums, Straus Center for Conservation
Source location 1:
32 Quincy St, Cambridge, MA, 02138, US
MW (relative):
262.26, literature
Application:
MFTIR (Fourier transform infrared microspectroscopy)
Mode:
Tran
Originating institution name:
Straus Center for Conservation, Harvard University Art Museums
Originating institution acronym:
SCC, HUAM
CAS registry no:
482-89-3

Related Structure(s)

IRUG Structure Tracking #: 358
Common Name(s): Indigo; Indigotin; CI Natural Blue 1; CI 75780 (NATURAL)
Chemical Name(s): 2,2'-Bis(2,3-dihydro-3-oxoindolylidene)
CAS Name: 3H-​Indol-​3-​one, 2-​(1,​3-​dihydro-​3-​oxo-​2H-​indol-​2-​ylidene)​-​1,​2-​dihydro-
CAS Registry No: 482-89-3
IRUG Material Class: Organic dyes and pigments (OD)
Molecular Formula: C16 H10 N2 O2
MW: 262.26