Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 628

  Copyright © 1993-2025 Infrared and Raman Users Group (IRUG) 

Details

IRUG filename: IOD00628	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Violet 3 (PV3)+ kaolinite/aluminosilicate clay, Triarylcarbonium, Polycyclic, CI42535:2	Trade name(s): Dragon Purple
Chemical/botanical name(s): Benzenamine, 4-[(4-aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl]-, N-Me derivs., molybdatetungstatephosphates (for PV3)	CAS name: C.I. Basic Violet 1, molybdatetungstatephosphate	Sample source 1: J.S. & W.R. Eakins, Inc.
Sample identifier 1: Dragon Purple	Sample source 2: Technological Collection of the Institute of the Science & Technology in Art (ISTA Collection)	Source location 2: Academy of Fine Arts, Schillerplatz 3, A-1010, Vienna, AT
Sample identifier 2: Inv. No. 503, Dragon Purple	Color: Bluish violet	Application: MFTIR (Fourier transform infrared microspectroscopy)
Mode: Tran	Originating institution name: Academy of Fine Arts, Vienna	Originating institution acronym: AFAV
Molecular formula: C24 H28 N3 * phosphotungstomolybdic acid salt (for PV3)	CAS registry no: 1325-82-2 (for PV3)	Other analytical methods: XRF (x-ray fluorescence)

Related Structure(s)

IRUG Structure Tracking #: 459 Common Name(s): Pigment Violet 3 (PV3); Triarylcarbonium; Polycyclic; CI42535:2 CAS Name: C.I. Basic Violet 1, molybdatetungstatephosphate CAS Registry No: 1325-82-2 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C24 H28 N3 * phosphotungstomolybdic acid (PTMA) salt MW: 358.50 (cation)