Name:C.I.Acid Orange 148,C.I.18746
Molecular Structure: Single azo,1:2 Metal Complexes
Molecular Weight: 441.35,360.28
CAS Registry Number:83335-08-4
Manufacturing Methods : (a) the preparation methods of 3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazo, then and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupled; (b) the preparation method of 2-Hydroxybenzaldehyde and 3-Amino-2-hydroxy-5-nitrobenzenesulfonic aci condensation (With chlorine or a methoxy group instead of nitro dye obtained similar); Then use a chrome atoms and molecules of the a and b complex compounds.
Properties and Applications: red orange.
|Standard||Light Fastness||Soaping||Persperation Fastness||Oxygen bleaching||Fastness to seawater|
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