dye|World dye variety

Name:C.I.Azoic Coupling Component 23,C.I.37555

Molecular Structure:

C.I.Azoic Coupling Component 23,C.I.37555,CAS 4273-92-1,357.79,C19H16ClNO4,Naphthol AS-LC

Molecular Formula:C₁₉H₁₆ClNO₄

Molecular Weight: 357.79

CAS Registry Number:4273-92-1

Manufacturing Methods :4-Chloro-2,5-dimethoxybenzenamine and 3-Hydroxy-2-naphthoic acid condensation.

Properties and Applications:  light gray powder, melting point for 188 ~ 189 ℃. Insoluble in water solution and sodium carbonate, soluble in pyridine. In the yellow solution for sulfuric acid, and a green fluorescent; In sodium hydroxide solution for yellow solution. This product is mainly used for cotton fabrics, viscose, silk, polyamide fiber and polyester dyeing, general is not used for printing, dyeing cotton yarn less application. This product to cotton affinity is higher, coupled ability medium.

List of Suppliers:

Anarthol AS-LC( Anar Chemical Industries )

Conazoic BC( Concord Commerce Company )

Dycosthol AS-LC ( Sinochem Shanghai I/E Corp/Schecho PuDong Corporation )

Kiwa Grounder LC ( Kaseihin Kogyo Kyokai )

Naflol AS-LC( Chemische Fabriek Triade BV )

Naphthol AS-LC ( Tianjin Hua Shi Chemicals Co Ltd )

Naphthol AS-LC( Sinochem Jiangsu I/E Corp. )

Naphthol AS-LC( Sinochem Liaoning Import & Export Corporation )

Napthol AS-CL( Aakash Chemicals & Dyestuffs Inc.  )

Tulathol AS-LC( Atul Limited  )