Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 644

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Details

IRUG filename: IOD00644	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Indigo, Vat Blue 1, Indigoid, CI73000	Trade name(s): Indigo
CAS name: 3H-Indol-3-one, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-	Sample identifier 1: Indigo	Sample source 2: Technological Collection of the Institute of the Science & Technology in Art (ISTA Collection)
Source location 2: Academy of Fine Arts, Vienna, Schillerplatz 3, A-1010, Vienna, AT	Sample identifier 2: Inv. No 1077, Indigo Dye, Indigoider Farbstoff	Color: Reddish blue
Application: MFTIR (Fourier transform infrared microspectroscopy)	Mode: Tran	Originating institution name: Academy of Fine Arts, Vienna
Originating institution acronym: AFAV	Molecular formula: C16 H10 N2 O2	CAS registry no: 482-89-3
Other analytical methods: XRF (x-ray fluorescence)

Related Structure(s)

IRUG Structure Tracking #: 1155 Common Name(s): Vat Blue 1; Indigoid; CI73000 Chemical Name(s): 2,2′-Biindolylidene-3,3′-dione 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