Solvent Orange 56
Name:C.I.Solvent Orange 56,C.I.18745:1
Molecular Structure: Single azo class
C.I.Solvent Orange 56,C.I.18745:1,CAS 12227-68-8,419.37,C16H13N5O7S,Solvent Orange 6A,Zapon Orange 245,Orange G
Molecular Formula:C16H13N5O7S
Molecular Weight: 419.37
CAS Registry Number:12227-68-8
Manufacturing Methods :C.I. Solvent Orange 5 (by 3-Amino-2-hydroxy-5-nitrobenzenesulfonic acid diazotization, with 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling and then in the 130 ℃ in Chromium formate in aqueous solution, heating 3 hours, make it into Chromium complex and) into metal complex.
Properties and Applications: orange. Soluble in ethanol, slightly soluble in Cellosolve. In concentrated sulfuric acid to dark yellow, diluted into orange; In 10% sodium hydroxide solution for orange.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Well | 180 | Well | |||
List of Suppliers:
Solvent Orange 6A Nantong Zhengyan Pigments Chemical Co., Ltd.
Meco Fast Orange O-45 ( Ming-Zu Chemical Industry’ Ltd )
Navipon Orange G( Indian Dyestuffs Industries Ltd )
Neozapon Orange 245 ( BASF Aktiengesellschaft )
Neozapon Orange G ( BASF Aktiengesellschaft )
Rathipon Orange G ( Rathi Dye Chem Ltd )
Rosafast Orange MG( Rose Color Inc. )
Technosol Orange G( Cosmonaut. Chemicals )
Zapon Orange 245( BASF Aktiengesellschaft )