dye|World dye variety

Name:C.I.Azoic Coupling Component 21,C.I.37526

Molecular Structure:

C.I.Azoic Coupling Component 21,C.I.37526,CAS 135-63-7,311.76,C18H14ClNO2,Naphthol AS-KB

Molecular Formula:C₁₈H₁₄ClNO₂

Molecular Weight: 311.76

CAS Registry Number:135-63-7

Manufacturing Methods : 5-Chloro-2-methylbenzenamine and 3-Hydroxy-2-naphthoic acid condensation.

Properties and Applications: melting point 237 ℃.

List of Suppliers:

Naftol AS-KB( Chemische Fabriek Triade BV )

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

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

Naphtol AS-KB ( Tianjin Hua Shi Chemicals Co Ltd )

Napthol AS-KB( Pfister Chemical Inc. )

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

Napthol AS-KB 20%( Pfister Chemical Inc. )