Direct Yellow 142
Name:C.I.Direct Yellow 142
Molecular Structure: Double azo class
C.I.Direct Yellow 142,CAS 71902-08-4,794.73,C31H28N10Na2O9S2,Direct Yellow PG,Direct Fast Yellow PG
Molecular Formula:C31H28N10Na2O9S2
Molecular Weight: 794.73
CAS Registry Number:71902-08-4
Manufacturing Methods : O-Anisidine (2 Moore) and 2,4,6-Trichloro-1,3,5-triazine condensation, and diazo between the 3-Aminobenzenesulfonic acid coupling, and then with a 2-Aminoethanol condensation.
Properties and Applications:
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 4 | 4 | 2-3 | ||||
List of Suppliers:
Direct Yellow PG,Direct Fast Yellow PG
Shandong Qing Shun Chemical Co., Ltd.
ACDI Yellow PG (Aakash Chemicals & Dyestuffs Inc)
Arid Yellow PG( Aashiana Dyestuffs Inc )
Best Direct Supra Yellow PG ( Oriental Giant Dyes and Chemical Ind Corp )
Chrochem Direct Yellow PG( Chrochem AG )
Dyrite Yellow PG ( Rite Industries Inc. )
Kayarus Yellow PG (Nippon Kayak u Co Ltd)
MVdirect Yellow PG ( MV Products Inc. )
Nippon Kagaku Direct Paper Yellow 2GL( Kaseihin Kogyo Kyokai )
Tairus Yellow PG-T 110%( T & T Industries Corp )