Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 99

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Details

IRUG filename: IOD00099	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Young fustic, Natural Brown 1, CI75620	CAS name: 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-
Sample source 1: Helmut Schweppe Collection of Early Synthetic Dyes	Source location 1: BASF, Ludwigshafen, Germany	Sample identifier 1: Young Fustic
Sample source 2: Getty Conservation Institute	Source location 2: The Getty Center, 1200 Getty Center Drive, Los Angeles, CA, 90049	Sample identifier 2: Young Fustic
Color: Yellow to brown	Age: 1986, acquired	Application: DRIFTS (diffuse reflectance infrared Fourier transform spectroscopy)
Mode: Refl	Originating institution name: Getty Conservation Institute	Originating institution acronym: GCI
Molecular formula: C15 H10 O6	CAS registry no: 528-48-3