Pigment Red 23
Name:C.I.Pigment Red 23,C.I.12355
Molecular Structure: Single azo
C.I.Pigment Red 23,C.I.12355,CAS 6471-49-4,487.42,C24H17N5O7,Fast Rose Red,Irgalite Red RBS,Microlith Red RBS-WA,Naphthanil Red Dark RT-539-D,Unisperse Red RBS-PI
Molecular Formula:C24H17N5O7
Molecular Weight: 487.42
CAS Registry Number:6471-49-4
Manufacturing Methods :2-Methoxy-5-nitrobenzenamine diazotization, and 3-Hydroxy-N-(3-nitrophenyl)-2-naphthamide coupling.
Properties and Applications:brilliant red. Blue light red powder. Insoluble in water, slightly soluble in alcohol. Heat resistance, good alkali resistance. Mainly used in pigment printing, also can be used in coating, printing ink, rubber and plastics coloring
| Light Fastness | Heat resistance(℃ ) | Sodium carbonate(5%) | Muriatic acid(5%) | Oleic acid | PVC migration | Soap micelle bleeding | |
| Melting point | Stable | ||||||
| General | Good | Well | unchanging | Well | No | ||
List of Suppliers:
Jiangsu Multicolor Fine Chemical Industry Co.,Ltd.
ADC Pigment Red 2B (Amar Dye Chem Ltd)
Aquarine Red 2B (Tennants Textile Colours Ltd)
Aurasperse W-3081 Naphthol Red Dark (Engelhard Corp.)
DCC 2823 Naphthol Red 23 (Dominion Colour Corp.)
Deepglo Red 23 (Deepak Colourants Pvt Ltd)
Duraprint Red 2B (Colortex Corp.)
Everbright Fast Rose RB 3114 (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)
FabripermNaphtholRed23-P (R-4872)( Fabricolor Inc. )
Fabriperm Naphthol Red 23-T (R-4872) ( Fabricolor Inc. )
Fast Rose Red( Sinochem Liaoning Import & Export Corporation)
Fast Rose Red ( Shaanxi Foreign Tade )
Fast Rose Red 218( Hangzhou Dikai Chemical Co Ltd)
FIexiverse Red 23 (RCD-2300)( Sun Chemical Corp. )
Foscolor Red 23 (Foscolor Ltd)
Global Pigment Red 23 ( Global Colors Inc. )
Hajfast Red 23(Haj Group)
HD Sperse Red EP23( Holliday Dispersions Ltd )
Hiltasperse Red IB ( BF Goodrich Specialty Chemicals )
Irgalite Red RBS ( Ciba Specialty Chemicals Inc )
Jupistar Fast Red JDB ( Jupiter Dyes Pvt Ltd )
Lionel Red 5601 (Toyo Ink Mfg Co Ltd)
Microlith Red RBS-WA( Ciba Specialty Chemicals Inc )
Naphthanil Red Dark RT-539-D ( Clariant GmbH )
Naphthol Red Dark Shade(Magruder Color Company Inc.)
Pigment Red 23(CPMA)
Polymo Rose F2B ( Kaseihin Kogyo Kyokai )
Red P44JR ( Mangal Vypar Pvt Ltd )
Red-023-DT-1036 (Roma Color Inc.)
Red-023-PC-1005 (Roma Color Inc.)
Sanyo Brilliant Canuine RS (Sanyo Color Works Ltd)
Sanyo Pigment Red F826 (Sanyo Color Works Ltd)
Seikafast Red ZA617 (Dainichiseika Color & Chemicals)
Spectra PAC C Red 23 (235-3023)( Sun Chemical Corp. )
Suimei Fast Carmine BSR( Kaseihin Kogyo Kyokai )
Sunbrite Red 23 (235-7575) ( Sun Chemical Corp. )
Sunsperse Red 23 (RHD-9459)( Sun Chemical Corp. )
Symuler Fast Red 4015(Dainippon Ink & Chemicals Inc.)
Transparent Red HRR (Fenchem Enterprises Ltd)
Ultraprint Red BB(International Color spa)
Unisperse Red RBS-PI( Ciba Specialty Chemicals Inc )
Vermelho Sinterdye AS2B(Sintequimica do Brasil Ltda.)
Vocaflex Red 23 (Arichemie GmbH)