Solvent Yellow 7
Name:C.I.Solvent Yellow 7,C.I.11800
Molecular Structure: Single azo class
Molecular Formula:C12H10N2O
Molecular Weight: 198.22
CAS Registry Number:1689-82-3
Manufacturing Methods : aniline diazotization, and phenol coupling.
Properties and Applications: brilliant yellow. Soluble in ethanol, Acetone and benzene. In concentrated sulfuric acid for yellow orange, dilution after light yellow, In concentrated sodium hydroxide solution for gold. Used to varnish, grease, paraffin wax, resin, soap kind of coloring.
Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
Melting point | Stable | |||||
ISO | Good | 160 | Indissolvable |
List of Suppliers:
Atul Brilliant Oil Yellow( Atul Limited )
Dayglo Solvent Yellow 7( Day-Glo Color Corp. )
Simpsol Yellow 19725(Simpsons (UK) Ltd)