Acid Red 186
Name:C.I.Acid Red 186,C.I.18810
Molecular Structure: Single azo,Metal Complexes
C.I.Acid Red 186,C.I.18810,CAS 52677-44-8,548.46,C20H14N4Na2O8S2,Acid Red BN,Acid Complex Pink BN,Acid Red PBE,Complex Pink B
Molecular Formula:C20H14N4Na2O8S2
Molecular Weight: 548.46
CAS Registry Number:52677-44-8
Manufacturing Methods : 4-Amino-3-hydroxynaphthalene-1-sulfonic acid diazo, and 1-(3-Sulfophenyl)-3-methyl-5-pyrazolone coupling, and then in water solution and formic acid chromium heating, in 125 ° C keep 3 ~ 5 hours, transforming it into chromium complex.
Properties and Applications: blue light pink. Purplish red powder. Soluble in water, slightly soluble in ethanol and acetone, insoluble in toluene. In strong sulfuric acid for palm, it will be diluted for pink. Used for polyamide, silk and wool fabric dyeing and printing, and is suitable for the influential product and carpet of wool dyeing, also suitable for leather dyeing.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5-6 | 4 | 3 | 4 | 4-5 | |||
| AATCC | 6 | 3-4 | 3 | 2 | 3 | |||
List of Suppliers:
Hangzhou Xiasha Hengsheng (Sunshine) Chemicals Co.,Ltd.
Shangyu Guangming Chemical Co.,Ltd.
Acid Complex Pink BN (Fenchem Enterprises Ltd)
Acid Pink BN( Cosmonaut. Chemicals )
Acid Red No 16 ( Exotic Associates )
Acid Red PBE( Jagson Colorchem Ltd )
Akacid Pink BNA 200%(Aakash Chemicals & Dyestuffs Inc)
Alfast Red SW-5301 ( Kaseihin Kogyo Kyokai )
Chromium Complex Pink B ( KCA Ltd )
Dinacid Pink BE (Dintex Dyechem Ltd)
Doroxan Pink BNI 97 ( D&G Dyes Inc. )
Dycosacid Complex Pink B(Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)
Efdolan Pink BN ( Frado )
Fast Pink BNI (Sinochem Liaoning Import & Export Corporation)
Geolan PinkB ( Golden Dyes Corpn (India) Pvt Ltd )
Haricid Pink BE Conc.( Bhavi International Ltd )
Lerui Acid Red BN ( Rosi Chemical Co Ltd )
Orcolan Fast Pink BN Conc. ( Organic Dyestuffs Corp )
Pacid Pink BE( Pidilite Industries Ltd. )
Palatine Fast Pink BN(Classic Dyestuffs Inc)
Permalon Pink B ( Standard Dyes )
Pink BE( JK Promotions )
Pink BE 200%(United Chemie)
Stenochrome Pink L-B ( S A des Ets. Steiner )
Tertroxane Pink B (Yorkshire Group pic)
Triamet Pink BEN (Chemische Fabriek Triade BV)
Vicoacid Pink 186(Victory Colour Chem Industries)
Vicoacid Pink BE(Victory Colour Chem Industries)