Solvent Orange 9
Name:C.I.Solvent Orange 9,C.I.11005
Molecular Structure: Single azo class
C.I.Solvent Orange 9,C.I.11005,CAS 730-40-5,242.23,C12H10N4O2,Celliton Fast Orange GR
Molecular Formula:C12H10N4O2
Molecular Weight: 242.23
CAS Registry Number:730-40-5
Manufacturing Methods :4-Nitrobenzenamine diazotization, and aniline Methanesulfonic acid coupling, and then in the boiling water remove sodium hydroxide solution to Methanesulfonic acid base.
Properties and Applications:orange. Soluble in ethanol, acetone, Cellosolve and toluene. Melting point: 210 ~ 212 ℃. In concentrated sulfuric acid to green light yellow, to orange after diluted; In concentrated nitric acid for orange solution; In concentrated hydrochloric acid for brown light yellow solution.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | 210-212 | Insoluble | ||||
List of Suppliers:
Celliton Fast Orange GR(Francolor Pigments SA)