Name:C.I.Acid Red 266,C.I.17101 Molecular Structure: Azo class C.I.Acid Red 266,C.I.17101,CAS 57741-47-6,467.78,C17H10ClF3N3NaO4S,Weak Acid Red 2B,Weak Acid Red 2BS,Acid Red A2B,Acid Red E-BM,Acid Red GP,Acid Brilliant Red 2BS Molecular Formula:C17H10ClF3N3NaO4S Molecular Weight: 467.78 CAS Registry Number:57741-47-6 Properties and Applications: colourful red blue light. Dark brown powder, soluble in water. Soluble in strong sulfuric acid is a deep red in solution, after diluted NSW. Mainly used for nylon fabric dyeing and printing, and is suitable for direct printing polyamide, especially for the polyamide fiber of carpet dyeing, is not suitable for discharge printing. Standard(Polyamide) Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater Fading Stain Fading Stain Fading Stain ISO 6 4-5 3-4 5 2.International Similar Brand Weak Acid Red 2B, Weak Acid Red 2BS, Acid Red A2B, Acid Red E-BM, Acid Red GP, Acid Brilliant Red 2BS ABCOL Acid Red B Acid Brilliant Red 2BS Acid Red 266 200% Acid Red 2B Acid Red 2BL Acid Red E-RM Akacid Red 2BL 200 Best Acid Red A2B Concorde Acid Red 2BSA

CAS NO:57741-47-6

EC NO:260-925-2

Molecular Formula:C₁₇H₁₀ClF₃N₃NaO₄S

Molecular Weight:467.782

Synonyms:;Acid Red 266;sodium (6E)-5-{2-[4-chloro-2-(trifluoromethyl)phenyl]hydrazino}-6-imino-4-oxo-4,6-dihydronaphthalene-2-sulfonate;sodium 6-amino-5-[4-chloro-2-(trifluoromethyl)phenyl]azo-4-hydroxy-naphthalene-2-sulfonate;sodium 6-amino-5-{(E)-[4-chloro-2-(trifluoromethyl)phenyl]diazenyl}-4-hydroxynaphthalene-2-sulfonate;

Molecular Structure: