Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 727

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Details

IRUG filename: IOD00727	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Acid Red 18, Monoazo, CI16255	Trade name(s): Naphthalene Ink Scarlet 4R 125
CAS name: 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3)	Sample source 1: ICI	Sample identifier 1: Naphthalene Ink Scarlet 4R 125
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. 825, Naphthalene Ink Scarlet 4R 125
Color: Red	Age: Oct 15, 1958, dated	MW (relative): 604.47, calculated
Application: MFTIR (Fourier transform infrared microspectroscopy)	Mode: Tran	Originating institution name: Academy of Fine Arts, Vienna
Originating institution acronym: AFAV	Molecular formula: C20 H11 N2 O10 S3 * 3 Na	CAS registry no: 2611-82-7
Other analytical methods: XRF (x-ray fluorescence)

Related Structure(s)

IRUG Structure Tracking #: 1231 Common Name(s): Acid Red 18; Monoazo; CI16255 CAS Name: 1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[2-(4-sulfo-1-naphthalenyl)diazenyl]-, sodium salt (1:3) CAS Registry No: 2611-82-7 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C20 H11 N2 O10 S3 * 3 Na MW: 604.47