Mordant Yellow 8
Name:C.I.Mordant Yellow 8,C.I.18821
Molecular Structure: Single azo class
C.I.Mordant Yellow 8,C.I.18821,CAS 6359-83-7,446.35,C17H12N4Na2O6S,Eriochrom Yellow 3R,Yellow R
Molecular Formula:C17H12N4Na2O6S
Molecular Weight: 446.35
CAS Registry Number:6359-83-7
Manufacturing Methods : 2-Aminobenzoic acid diazotization, and 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling.
Properties and Applications: yellow to red light yellow. Soluble in water for yellow, slightly soluble in ethanol and soluble fiber element, insoluble in other organic solvent. In concentrated sulfuric acid to yellow, after diluted solution for yellow; In concentrated nitric acid for green yellow solution; In concentrated hydrochloric acid for green yellow solution.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 4 | 7 | 4-5 | 3 | 4-5 | 4-5 | 4-5 |
| AATCC | 4-5 | 7 | 4 | 4-5 | 4-5 | 4-5 | |
List of Suppliers:
ABCOL Mordant Yellow FR( Abbey Color Inc. )
Acid Alizarine Flavine R ( Frado )
Akachrome Yellow RL 180% (Aakash Chemicals & Dyestuffs Inc)
Alizarine Chrome Yellow R (SBU Pigments and Dyes)
Barvachrome Yellow 5K ( Joint Stock Company ‘Coioros’ )
Bemachrome Yellow FR ( Berncolors-Poughkeepsie Inc )
Bemachrome Yellow FR 150% (Classic Dyestuffs Inc)
Chrome Fast Yellow JR (Classic Dyestuffs Inc)
Chrome Flavine R ( Anilinas Americanas Versanil SRL )
Chrome Flavine R( Multicrom SA )
Chrome Yellow 3R( Kaseihin Kogyo Kyokai )
Chrome Yellow RL ( Global Colors Inc. )
Eriochrom Yellow 3R( Ciba Specialty Chemicals Inc )
Fast Chrome Yellow R ( Albion Dyestuffs Ltd )
Kemachrome Fast Yellow R ( Karsandas Mavji )
Multicuer Brown R ( Multicrom SA )
Omega Chrome Flavine CLE ( Clariant GmbH )
Sandal Acid Chrome Yellow FR( Sandal Dyestuff Industries (Pvt) Ltd )
Triachrome Yellow R(Chemische Fabriek Triade BV)
Unochrom Yellow R 180( SPOLCHEMIE )
Vilmacrom Flavine R( Vilmax SA )