Interactive IRUG Spectrum

Section: 9

Organic dyes and pigments (OD)

Page: 587

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Details

IRUG filename: IOD00587	Data type: Infrared	IRUG material class: Organic dyes and pigments (OD)
Sample type: Reference material	Common name(s): Pigment Red 255 (PR255), Diketopyrrolo-Pyrrole (DPP), Polycyclic, CI561050	Trade name(s): DPP Scarlet EK
CAS name: Pyrrolo[3,4-c]pyrrole-1,4-dione, 2,5-dihydro-3,6-diphenyl-	Sample source 1: Ciba-Geigy	Sample identifier 1: Irgazin DPP Scarlet EK
Sample source 2: Washington State Patrol, Washington State Crime Laboratory	Source location 2: 2203 Airport Way South, Seattle, WA, 98104, US	Sample identifier 2: DPP Scarlet EK (Pigment Red 255)
Color: Red orange	Application: DRIFTS (diffuse reflectance infrared Fourier transform spectroscopy)	Mode: Refl
Literature Reference: Suzuki, Edward M. “Infrared Spectra of U.S. Automobile Original Topcoats (1974–1989): V. Identification of Organic Pigments Used in Red Nonmetallic and Brown Nonmetallic and Metallic Monocoats—DPP Red BO and Thioindigo Bordeaux.” Journal of Forensic Sciences, vol. 44, no. 2, 1999, pp. 297–313.	Originating institution name: Washington State Patrol, Crime Laboratory Division	Originating institution acronym: WSP
Molecular formula: C18 H12 N2 O2	CAS registry no: 54660-00-3	Density (g/cc): 1.42 g/cc, literature, irgazin_l_ek_mk_edc19010_rd_e_20101108.doc \| EDC 19010-101108 E

Related Structure(s)

IRUG Structure Tracking #: 866 Common Name(s): Pigment Red 255 (PR255); Diketopyrrolo-Pyrrole (DPP); Polycyclic; CI561050 Chemical Name(s): 2,5-Dihydro-3,6-diphenylpyrrolo[3,4-c]pyrrole-1,4-dione CAS Name: Pyrrolo[3,4-c]pyrrole-1,4-dione, 2,5-dihydro-3,6-diphenyl- CAS Registry No: 54660-00-3 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C18 H12 N2 O2 MW: 288.30