Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 2

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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