Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 335

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Details

IRUG filename: IOD00335	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Red 57 (PR57), BONA, Na, Azo Lake (Salt Type), CI15850	Trade name(s): Irgalite Rubine 4BP
CAS name: 2-Naphthalenecarboxylic acid, 3-hydroxy-4-[2-(4-methyl-2-sulfophenyl)diazenyl]-, sodium salt (1:2)	Sample source 1: Ciba	Sample identifier 1: Irgalite Rubine 4BP
Sample source 2: Tate Gallery	Source location 2: Millbank, London, SW1P 4RG, UK	Sample identifier 2: PR57, Irgalite Rubine 4BP
Color: Red	Other: MW=430.34, calculated	Application: MFTIR (Fourier transform infrared microspectroscopy)
Mode: Tran	Originating institution name: Tate Gallery	Originating institution acronym: TG
Molecular formula: C18 H12 N2 O6 S * 2Na	CAS registry no: 5858-81-1

Related Structure(s)

IRUG Structure Tracking #: 872 Common Name(s): Pigment Red 57 (PR57); BONA, Na; Azo Lake (Salt Type); CI15850 CAS Name: 2-Naphthalenecarboxylic acid, 3-hydroxy-4-[2-(4-methyl-2-sulfophenyl)diazenyl]-, sodium salt (1:2) CAS Registry No: 5858-81-1 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C18 H12 N2 O6 S * 2 Na MW: 430.34