Acid Yellow 44
Name:C.I.Acid Yellow 44,C.I.23900
Molecular Structure: Double azo class
C.I.Acid Yellow 44,C.I.23900,CAS 2429-76-7,764.78,C34H34N6Na2O8S2,Acid Yellow 6G
Molecular Formula:C34H34N6Na2O8S2
Molecular Weight: 764.78
CAS Registry Number:2429-76-7
Manufacturing Methods : 5-Amino-2-(4-amino-5-methyl-2-sulfophenyl)-4-methylbenzenesulfonic acid double nitriding, and 3-Oxo-N-phenylbutanamide (2 Moore) coupled.
Properties and Applications: green light yellow. Yellow powder. Soluble in water (a bright green light yellow), slightly soluble in ethanol, acetone and soluble fiber element. Strong sulfuric acid in the dark yellow, diluted green light yellow turn; Meet nitric acid for red orange, green light to yellow. Its water solution and strong hydrochloric acid is the red, alkali solution in yellow. Mainly used for silk, polyamide fiber and wool dyeing and printing directly, also can used for leather dyeing.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 4 | 5 | 4-5 | 5 | 5 | 5 | 4-5 | 4-5 |
| AATCC | 5 | 3-4 | 3-4 | 4 | 4 | 4 | 4-5 | 4-5 |
List of Suppliers:
Shangyu Guangming Chemical Co.,Ltd.
Wenzhou Yanleng Chemical Co., Ltd.
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Best Acid Milling Yellow 7GS( Oriental Giant Dyes and Chemical Ind Corp )
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Lerui Acid Yellow 6G ( Rosi Chemical Co Ltd )
Milling Fast Yellow 5G( Multicrom SA )
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Orco Milling Yellow 6G ( Organic Dyestuffs Corp )
Polan Yellow 6G ( Ciech SA )
Triacid Fast Yellow 6G(Chemische Fabriek Triade BV)