Products
- Dehydrothio-p-Toluidine
- Dehydrothio-p-toluidinesulfonic acid
- Dehydrosulfo-p-toluidine double sulfo acid
- Direct Sun-resistant Bright Yellow 5GL( Direct Yellow27 )
- Direct Yellow 6GF(Direct Yellow157)
- Direct Yellow142 (Direct YellowPG)
- Direct Red 80 (Direct Fast Red F3B)
Dyestuff intermediate
Dyes tuff
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Products
Direct Yellow 6GF( Direct Yellow157 )
Other Name: Pergasol Yellow 6G (CAB); Duasyn Direct Yellow 6G (CAS); Cartasol Yellow 6GF (CLAR)
Chemical Structure:
Molecular Formula:C26H22N4Na2O9S3
Molecular Weight :676.65
CAS:72705-26-1
Properties: yellow powder, soluble in water
Use: In the dyeing of cellulose textiles; also used in the coloring of paper .
Method of preparation: diazotization of methylbenzothiazoledisulfonic acid; Dehydrothio-p-toluidinesulfonic acid, and coupling of 2-Methoxy-4-sulfo-5-acetotoluidide
The foreign manufacturers of the same products.