Acid Green 5
Name:C.I.Acid Green 5,C.I.42095
Molecular Structure: triarylmethane class
C.I.Acid Green 5,C.I.42095,CAS 5141-20-8,792.85,C37H34N2Na2O9S3,Acid Green SF,Light Green SF Yellowish
Molecular Formula:C37H34N2Na2O9S3
Molecular Weight: 792.85
CAS Registry Number:5141-20-8
Manufacturing Methods : Benzaldehyde (1 Moore) and N-benzyl-N-ethylbenzenamine (2 Moore) condensation, and then three stlfonation, and will product oxidation and will last them into sodium salt.
Properties and Applications: green. SAP green powder. Easy to dissolve in water (a blue light green), and very difficult to soluble in alcohol. Strong sulfuric acid in orange, yellow is diluted. Dye with sodium hydroxide solution nearly colorless, has the purple precipitation.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 2 | 1-2 | 2-3 | 1 | 2-3 | |||
| AATCC | 2-3 | 1 | 1 | 1 | 3 | |||
List of Suppliers:
Acid Green SF Wenzhou Longda Dyestuff Chemical Co., Ltd.
Light Green SF Yellowish ( Warner-Jenkinson Co )