Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 67

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Details

IRUG filename: ROD00067	Data type: Raman	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Yellow 191 (PY191), Monoazo pyrazolone, Ca, Azo Lake (Salt Type), CI18795	Trade name(s): PV-Echtgelb HGR, PV Fast Yellow HGR
CAS name: Benzenesulfonic acid, 4-chloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-5-methyl-, calcium salt (1:1)	Sample source 1: Clariant GmbH	Sample identifier 1: PV-Echtgelb HGR
Sample source 2: Bern University of the Arts, Art Technological Laboratory	Source location 2: Fellerstrasse 11, CH-3027 Bern, Switzerland	Sample identifier 2: HKB95
Color: Yellow	MW (relative): 524.97, calculated	Application: Raman microscopy/microspectroscopy
Excitation source (nm): 785	Mode: Scat	Cross reference to additional spectra: IOD00333
Originating institution name: Bern University of the Arts (BUA), Art Technological Laboratory	Originating institution acronym: HKB	Molecular formula: C17 H13 Cl N4 O7 S2 * Ca
CAS registry no: 129423-54-7

Related Structure(s)

IRUG Structure Tracking #: 309 Common Name(s): Pigment Yellow 191 (PY191); Monoazo lake; CI18795 CAS Name: Benzenesulfonic acid, 4-chloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-5-methyl-, calcium salt (1:1) CAS Registry No: 129423-54-7 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C17 H13 Cl N4 O7 S2 * Ca MW: 524.97