Name:C.I.Acid Blue 51,C.I.62145
Molecular Structure: anthraquinones
Molecular Weight: 488.45
CAS Registry Number:6424-88-0
Manufacturing Methods : (a) 1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and 3-Aminobenzoic acid condensation, and ethanol and sulfuric acid ethyl change, and finally into sodium salt; (b)1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and Ethyl 3-aminobenzoate in sodium bicarbonate and the presence of cuprous chloride condensation.
Properties and Applications: blue. Soluble in ethanol and soluble fiber element, insoluble in benzene, carbon tetrachloride, pottery, especially solvent. The strong sulfuric acid for green light blue, diluted into a red light blue solution, and the precipitation.
|Standard||Light Fastness||Soaping||Persperation Fastness||Oxygen bleaching||Fastness to seawater|
List of Suppliers:
Alizarine Levelling Blue 2R( American Aniline Products Inc. )