Acid Green 42
Name:C.I.Acid Green 42,C.I.62575
Molecular Structure: anthraquinones
Molecular Formula:C35H26N2Na2O8S3
Molecular Weight: 744.77
CAS Registry Number:6425-06-5
Manufacturing Methods : p-Methylaniline and 1,4,6-Trichloroanthraquinon condensation, form 6-chloro-1,4-bis(p-tolyl) amino] anthraquinone, this product again with 4-Methylbenzenethiol reaction, then stlfonation, and translated into sodium salt.
Properties and Applications: dark green. Soluble in alcohol. The strong sulfuric acid for blue-ray green, diluted to green.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 6 | 3-4 | 3-4 | 4 | 3-4 | 5 |
List of Suppliers:
Alizarine Cyanine Green 3GW( IG Farbenindustrie AG )
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