Section: 9 | Organic dyes and pigments (OD) | Page: 641 |
IRUG filename: IOD00641 | 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): Pure indigo, Indigo rein |
CAS name: 3H-Indol-3-one, 2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- | Sample source 1: BASF | Sample identifier 1: Pure indigo, Indigo rein |
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. 1078, Indigo rein, Indigoider Farbstoff |
Color: 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) |
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 |