Mordant Green 22
Name:C.I.Mordant Green 22,C.I.45510
Molecular Structure: Xanthene class
C.I.Mordant Green 22,C.I.45510,CAS 10290-07-0,346.29,C20H10O6,Coerylein
Molecular Formula:C20H10O6
Molecular Weight: 346.29
CAS Registry Number:10290-07-0
Manufacturing Methods : the Gallic acid (or Benzene-1,2,3-triol) and Phthalic anhydride in 190 ~ 200 ℃, then reactions and concentrated sulfuric acid heated to 200 ℃ or so,Then transformed insoluble mordanting Gallic acid green a water-soluble bisulfite compound.
Properties and Applications: deep green. Slightly soluble in water for deep green light brown, soluble in hot ethanol for Copenhagen blue. In concentrated sulfuric acid to dark brown, dilution after green black.
| Standard | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 5 | 4 | 5 | 4 | 5 | ||
List of Suppliers:
Coerylein( Farbwerke vorm. Meister Lucius &Brtining )