Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Red 146,C.I.12485

Molecular Structure: Single azo

Molecular Formula:C₃₃H₂₇ClN₄O₆

Molecular Weight: 611.04

CAS Registry Number:52-68-2/5280-68-2

Manufacturing Methods : N-(3-amino-4-methoxyphenyl)benzamide diazotization, and N-(4-chloro-2,5-dimethoxyphenyl)-3-hydroxy-2-naphthamide coupling.

Properties and Applications:red. The red powder. Bright color. Insoluble in water, soluble in ethanol and Xylene. Acid-proof alkaline is good, light fastness general. Mainly used in plastics, coatings, printing ink, rubber and coating printing color. Good solvent resistance and can be used for nitrocellulose lacquer.

Light Fastness	Heat resistance(℃ )		Sodium carbonate(5%)	Muriatic acid(5%)	Oleic acid	PVC migration	Soap micelle bleeding
	Melting point	Stable
Good		180	Good	Good	Insoluble		No

List of Suppliers:

Nantong Zhengyan Pigments Chemical Co., Ltd.

Jiangsu Multicolor Fine Chemical Industry Co.,Ltd.

Acosil Red 146 (Proquimac Color)

Aquaflex Red 3B (Tennants Textile Colours Ltd)

Aquapak Naphthol Red FB-SU(Tennants Inks & Coating Supplies Ltd)

Aquarine Red 3B(Tennants Textile Colours Ltd)

Carmine Red HBB( Sharda International )

Chemibrite Red KB ( Chemi-Dyestuffs Industries (Pvt) Ltd )

Dispercel Naphthol Red FB-AS(Tennants Inks & Coating Supplies Ltd)

Dispervyn Naphthol Red FB-AG(Tennants Inks & Coating Supplies Ltd)

Dispervyn Naphthol Red FB-RO(Tennants Inks & Coating Supplies Ltd)

Durasperse Red 2B ( Town End (Leeds) plc )

Eljon Carmine LBB ( European Colour (Pigments) Ltd )

Eljon Carmine LBY ( European Colour (Pigments) Ltd )

Eljon Carmine LTA ( European Colour (Pigments) Ltd )

Everbright Fast Red FBB 3140 (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Fabriperm Red F2B ( Fabricolor Inc. )

Fast Pink FBB (Sinochem Ningbo Imp & Exp Corp)

Flexiverse Red 146 (RFD-1461) ( Sun Chemical Corp. )

Flexobrite Red AD146(Yorkshire Group pic)

Flexobrite Red B(Yorkshire Group pic)

Flexonyl Carmine FBB 100 ( Clariant GmbH )

Foscolor Red 146 (Foscolor Ltd)

Fuji Fast Carmine 558 (Fuji Pigment Co. Ltd)

Hajfast Carmine SBB(Haj Group)

HD Sperse Red EP146 ( Holliday Dispersions Ltd )

HD Sperse Red EX146( Holliday Dispersions Ltd )

Kenalake Carmine FBB 146( Albion Colours Ltd)

Lionol Red 5610(Toyo Ink Mfg Co Ltd)

Lionol Red 5620 (Toyo Ink Mfg Co Ltd)

Metrochem Pigment Red No. 29( Metrochem Industries Ltd )

Microdis Red IBB(Colorom SA)

Microfast ’C’ Red 146-CFB(Kromachem Ltd)

Microfast fC Red 146-CNC (Kromachem Ltd)

Microlith Red 3R-A( Ciba Specialty Chemicals Inc )

Microtint Red 146 CFB (Kromachem Ltd)

Monoazo Carmine FBB (Dispersion Technology Ltd)

Naphthol Red FBB (Magruder Color Company Inc.)

Orgalite Red FCR (Organik Kimya San Vetic AS)

Orgaprin Red FCR( Organik Kimya San Vetic AS)

Perma Pigment Carmine HB (Highland Organic Pigments Ltd)

Permanent Carmine FBB ( Hoechst A G )

Permanent Carmine FBB 02( Clariant GmbH )

Permanent Carmine FBB 03( Clariant GmbH )

Permanent Carmine P-FBB 02( Clariant GmbH )

Permanent Maroon FBB (Sinochem Liaoning Import & Export Corporation)

Permanent Pink FBB (Sinochem Liaoning Import & Export Corporation )

Permanent Pink FBB02 ( Shaanxi Foreign Tade )

Permanent Pink HR-1OO(Hangzhou Dikai Chemical Co Ltd)

Permanent Pink HR-177 (Hangzhou Dikai Chemical Co Ltd)

Permanent Red FBB (Fenchem Enterprises Ltd)

Pigment Red 146 (CPMA )

Pigment Red FBB(Colorom SA)

Pigment TSA Red (Carmine) ( Trade-Search Associates )

Polymo Red FFB ( Kaseihin Kogyo Kyokai )

Predisol Carmine (PRC-0548)( Sun Chemical Corp. )

Printofix Red B-SB Liquid( Clariant GmbH)

Renol Carmine FBB-HW( Clariant GmbH )

Sandal Carmine FBB ( Sandal Dyestuff Industries (Pvt) Ltd )

Sanyo Permanent Pink 4602 (Sanyo Color Works Ltd)

Sanyo Permanent Pink 4607 (Sanyo Color Works Ltd)

Sanyo Permanent Pink 4610(Sanyo Color Works Ltd)

Sanyo Permanent Pink 4613 (Sanyo Color Works Ltd)

Seikafast Carmine 3870 (Dainichiseika Color & Chemicals)

Suiinei Fast Pink DB ( Kaseihin Kogyo Kyokai )

Symuler Fast Red 4195 (Dainippon Ink & Chemicals Inc.)

Ultraprint Red IRC (International Color spa)

Vermelho Sinterdye ASRB extra (Sintequimica do Brasil Ltda.)

Versal Red F2B(SBU Pigments and Dyes)

Vocaflex Red 146(Arichemie GmbH)

Yorabrite Red B(Yorkshire Group pic)