Direct Red 174
Name:C.I.Direct Red 174,C.I.28686
Molecular Structure: Double azo class
C.I.Direct Red 174,C.I.28686,CAS 16894-30-7,771.06,C34H21ClN6Na2O9S，Coprantine Red 2G
Molecular Formula:C34H21ClN6Na2O9S
Molecular Weight: 771.06
CAS Registry Number:16894-30-7
Manufacturing Methods : 2-(2-Amino-4-chlorophenoxy)acetic acid diazotization, and 7-(4-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling, its product to diazo, and Quinolin-8-ol coupling.
Properties and Applications: yellow light red.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 1 | 4-5 | 4-5 | 4 | 5 | ||
| AATCC | 1 | 4-5 | 3-4 | 3 | 5 | ||
List of Suppliers:
Coprantine Red 2G ( Ciba Specialty Chemicals Inc )
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