Name | Acid Green 16 |
Synonyms | CI 44025 ERIOGREEN C.I. 44025 CI NO 44025 ALKALI GREEN ERIO GREEN B Acid Green 16 Acid Green VS ACID GREEN 16 Acid green 16 Acid Green 16 C.I.Acid Green 16 C.I. Acid Green 16 ALKALI FAST GREEN V ACID BRILLIANT GREEN J sodium 4-{[4-(diethylamino)phenyl][4-(diethyliminio)cyclohexa-2,5-dien-1-ylidene]methyl}naphthalene-2,7-disulfonate |
CAS | 12768-78-4 |
EINECS | 603-214-8 |
InChI | InChI=1/C31H34N2O6S2.Na/c1-5-32(6-2)25-13-9-22(10-14-25)31(23-11-15-26(16-12-23)33(7-3)8-4)30-21-28(41(37,38)39)20-24-19-27(40(34,35)36)17-18-29(24)30;/h9-21H,5-8H2,1-4H3,(H-,34,35,36,37,38,39);/q;+1/p-1 |
Molecular Formula | C31H33N2NaO6S2 |
Molar Mass | 616.72 |
Solubility | DMSO (Slightly), Water (Slightly, Heated, Sonicated) |
Appearance | Solid |
Color | Dark Blue |
Storage Condition | Refrigerator, under inert atmosphere |
MDL | MFCD00060075 |
Physical and Chemical Properties | Dark green powder. Water-soluble blue green, soluble in ethanol for Green. In concentrated sulfuric acid for yellow light brown, diluted to yellow. |
Use | Mainly used for printing and dyeing of wool and silk. The dye has good compatibility and excellent color matching performance. For example, it can be combined with acid purple 2R to form acid navy blue GGR for dyeing wool products. |
color index | 44025 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
use | acid green VS is mainly used for printing and dyeing wool and silk. The dye has good compatibility and excellent color matching performance. For example, it can be combined with acid purple 2R to form acid navy blue GGR for dyeing wool products. Used for dyeing silk and wool textiles and production of acidic navy blue GGR |
Production method | Using 4,4 '-bis (dimethylamino) dibenzyl alcohol and 2,7-naphthalene disulfonic acid as raw materials, first The two are condensed, and then oxidized and neutralized to obtain the product. The finished product is salted out, filtered, dried and crushed.. |