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Interactive IRUG Spectrum
| Section: 9 | Organic dyes and pigments (OD) | Page: 203 |
Copyright © 1993-2024 Infrared and Raman Users Group (IRUG)
Details
IRUG filename: ROD00203 | Data type: Raman | IRUG material class: Organic dyes and pigments (OD) |
Sample type: Reference material | Common name(s): Pigment Red 7 (PR7), Naphthol AS, Azo, CI12420 | Trade name(s): Alizarine Red |
CAS name: 2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[2-(4-chloro-2-methylphenyl), diazenyl]-3-hydroxy | Sample source 1: Guerra Paint & Pigment | Sample identifier 1: Alizarine Red |
Sample source 2: Royal Institute for Cultural Heritage (KIK/IRPA) | Source location 2: Jubelpark 1, 1000 Brussels, BE | Sample identifier 2: CP#3357 (PR7 A) |
Color: Red | Application: Raman microscopy | Excitation source (nm): 785 |
Mode: Scat | Literature Reference: Fremout, W., Saverwyns, S. "Identification of synthetic, organic pigments: the role of a comprehensive digital Raman spectral library" J. Raman Spectrosc. 43 (2012): 1536-1544. | Originating institution name: Royal Institute for Cultural Heritage |
Originating institution acronym: KIK/IRPA | Molecular formula: C25 H19 Cl2 N3 O2 | CAS registry no: 6471-51-8 |
Related Structure(s)
IRUG Structure Tracking #: 381 Common Name(s): Pigment Red 7 (PR7); Naphthol AS; CI12420 CAS Name: 2-Naphthalenecarboxamide, N-(4-chloro-2-methylphenyl)-4-[2-(4-chloro-2-methylphenyl)diazenyl]-3-hydroxy- CAS Registry No: 6471-51-8 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C25 H19 Cl2 N3 O2 MW: 464.08 |