Acid Green 2
Name:C.I.Acid Green 2,C.I.18775
Molecular Structure: Single azo class
C.I.Acid Green 2,C.I.18775,CAS 13194-92-8,822.86,C37H40N6Na2O9S2,Benzyl Fast Green G
Molecular Formula:C37H40N6Na2O9S2
Molecular Weight: 822.86
CAS Registry Number:13194-92-8
Manufacturing Methods : 15-Amino-4-(bis(4-(diethylamino)phenyl)(hydroxy)methyl)-6-hydroxybenzene-1,3-disulfonic acid diazo, and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then translate into copper complex.
Properties and Applications: green. Soluble in water for the green. The strong sulfuric acid for yellow, red brown after diluted precipitation. In water solution to join hydrochloric acid, appear red brown precipitation; Add sodium hydroxide discoloration.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 5 | 3-4 | 4-5 | 4-5 | 4 | 1 | 4-5 | 5 |
| AATCC | 5 | 4 | 4 | 5 | 5 | 5 | ||
List of Suppliers:
Benzyl Fast Green G( Ciba Specialty Chemicals Inc )
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