Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 769

  Copyright © 1993-2025 Infrared and Raman Users Group (IRUG) 

Details

IRUG filename: IOD00769	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Red 3 (PR3), ß-Naphthol, Azo, CI12120	Trade name(s): Studio Red, Heliochrome Red
CAS name: 2-Naphthalenol, 1-[2-(4-methyl-2-nitrophenyl)diazenyl]-	Sample source 1: Kremer Pigments Inc.	Source location 1: 247 West 29th Street, New York, NY, 10001, US
Sample identifier 1: Kremer 23950, Studio Red, Heliochrome Red	Sample source 2: Rutgers University, Department of Chemistry	Source location 2: 315 Penn Street, Camden, NJ, 08102, US
Sample identifier 2: Kremer 23950	Color: Red, light, opaque	Age: 2024, purchased
Other: Pigment processed in Germany.	MW (relative): 307.30, calculated	Application: ATR (attenuated total reflection)
Mode: Tran	Originating institution name: Rutgers, The State University of New Jersey, Camden	Originating institution acronym: RUC
Molecular formula: C17 H13 N3 O3	CAS registry no: 2425-85-6

Related Structure(s)

IRUG Structure Tracking #: 325 Common Name(s): Pigment Red 3 (PR3); Beta naphthol; CI12120 CAS Name: 2-Naphthalenol, 1-[2-(4-methyl-2-nitrophenyl)diazenyl]- CAS Registry No: 2425-85-6 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C17 H13 N3 O3 MW: 307.30