Product name: Basic green; basic brilliant green 4B; Basic malachite green; CI basic green 4
CAS No.: 569-64-2
Molecular formula: C23H25ClN2
Molecular weight: 364.91
Chemical Property
Malachite green crystal is Green color with flashing basic dyes. It is blue-green when soluble in cold water and hot water, and blue-green when soluble in alcohol. Yellow in case of concentrated sulfuric acid, dark orange after dilution; It is orange in concentrated nitric acid and turns orange brown after dilution. Its aqueous solution is added with sodium hydroxide to form a slightly green white precipitate; Add hydrochloric acid to turn red and yellow.
Dyeing fastness on acrylic fiber:
| Light Fastness | Sweat stains | Soaping | Ironing | Dry cleaning | Water immersion |
| 4-5 | 4 | 4-5 | 4 | 4 | 4-5 |
Contact person: Miss Jessie Geng
Email:jessie@xcwychem.com
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Post time: May-30-2022
