Solvent Yellow 20
Name:C.I.Solvent Yellow 20,C.I.14070
Molecular Structure: Single azo class
C.I.Solvent Yellow 20,C.I.14070,CAS 6408-41-9,272.26,C14H12N2O4,Chrome Fast Yellow GG
Molecular Formula:C14H12N2O4
Molecular Weight: 272.26
CAS Registry Number:6408-41-9
Manufacturing Methods : O-Anisidine diazotized, coupled with 2-Hydroxybenzoic acid.
Properties and Applications: brilliant yellow. Soluble in boiling water for yellow. In concentrated sulfuric acid for yellow brown, dilution after yellow red, then become yellow solution, and accompanied by yellow precipitation. Dye aqueous solution to join hydrochloric acid have yellow precipitation, solution into colloidal; With sodium hydroxide as titian solution and precipitation. Non-crystalline state product melting point 200 ℃. Used for alcohol, esters solvent, grease, paraffin wax, alcohol soluble paint color.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Good | 150 | Well | Well | No change | |
List of Suppliers:
Chrome Fast Yellow GG( Aktiengesellschaft für Anilin-Fabrikation )