Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 591

  Copyright © 1993-2024 Infrared and Raman Users Group (IRUG) 

Details

IRUG filename: ROD00591	Data type: Raman	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Red 49:2 (PR49:2), β-Naphthol, Ca, Azo Lake (Salt Type), CI15630:2	CAS name: 1-Naphthalenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, calcium salt (2:1)
Sample source 1: Stoopen & Meeûs (St.&Me.)	Sample source 2: Royal Institute for Cultural Heritage (KIK/IRPA)	Source location 2: Jubelpark 1, 1000 Brussels, BE
Sample identifier 2: CP#2925 (PR49:2 A)	Color: Red	Application: Raman microscopy
Excitation source (nm): 785	Mode: Scat	Literature Reference: Fremout, W., & Saverwyns, S. (2012). Identification of synthetic organic pigments: the role of a comprehensive digital Raman spectral library. Journal of Raman Spectroscopy, 43(11), 1536–1544.
Originating institution name: Royal Institute for Cultural Heritage	Originating institution acronym: KIK/IRPA	CAS registry no: 1103-39-5

Related Structure(s)

IRUG Structure Tracking #: 318 Common Name(s): Pigment Red 49:2 (PR49:2); Beta-naphthol lake; CI15630:2 CAS Name: 1-Naphthalenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, calcium salt (2:1) CAS Registry No: 1103-39-5 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C40 H26 Ca N4 O8 S2 MW: 794.86