Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 169

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Details

IRUG filename: ROD00169	Data type: Raman	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Orange 49 (PO49), Quinacridone/quinacridonequinone, Polycyclic, CI73900 + CI72920, CI564800	Trade name(s): Cinquasia Orange
CAS name: Quino[2,3-b]acridine-7,14-dione, 5,12-dihydro- (1047-16-1) & Quino[2,3-b]acridine-6,7,13,14(5H,12H)-tetrone (1503-48-6). C.I. Pigment Orange 49 (71819-75-5).	Sample source 1: Kremer Pigments	Sample identifier 1: Cinquasia Orange
Sample source 2: Tate Gallery, Thomas Learner	Source location 2: Millbank, London, SW1P 4RG, UK	Sample source 3: National Gallery of Art
Source location 3: DCL-SR, Washington DC 20565	Color: Opaque, orange	Age: 2003, acquired
MW (relative): 312.32 and 342.30, calculated	Application: Raman microscopy/microspectroscopy	Excitation source (nm): 633
Mode: Scat	Originating institution name: United States Naval Academy	Originating institution acronym: USNA
Molecular formula: C20 H12 N2 O2 & C20 H10 N2 O4	CAS registry no: 1047-16-1 & 1503-48-6. Also, 71819-75-5.	Other analytical methods: LD-MS (laser desorption mass spectrometry), FTIR (Fourier transform infrared spectroscopy)

Related Structure(s)

IRUG Structure Tracking #: 374 Common Name(s): Pigment Orange 49 (PO49); Quinacridone; Polycyclic; CI73900 + CI72920 CAS Name: Unspecified CAS Registry No: 71819-75-5 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C20 H12 N2 O2 and C20 H10 N2 O4 MW: 312.09 and 342.06