Direct Green 55
- CAS No.
- Chemical Name:
- Direct Green 55
- Synonyms
- Direct Green 55;C.I.Direct Green 55:C.I.25315
- CBNumber:
- CB89702987
- Molecular Formula:
- Molecular Weight:
- 0
- MOL File:
- Mol file
Direct Green 55 Chemical Properties,Uses,Production
Preparation
4-Nitrobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid matches, will the nitro reduction, and then will get the amino nitrogen compounds for light accidentally gasification.
Properties and Applications
dark green light blue. Soluble in water for dark blue light red, hardly soluble in alcohol. The strong sulfuric acid for hidden cyan, diluted green light for blue. The dye solution to join strong hydrochloric acid for hidden cyan, have precipitation; Add thick sodium hydroxide solution for red light purple.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| AATCC | 3 | 5 | 4 | 2-3 | 3-4 | ||
Direct Green 55 Preparation Products And Raw materials
Raw materials
Preparation Products
(Direct Green 55)Related Search:
4-[(4-Amino-2-sodiosulfophenyl)azo]-2-ethoxy-1'-hydroxy-6'-[[4-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]benzoyl]amino][1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt
2,7-Naphthalenedisulfonic acid, 5-[(4-aminobenzoyl)amino]-3-[[4-[(2-chloro-6-methyl-4-sulfophenyl)azo]-2-ethoxy-6-sulfo-1-naphthalenyl]azo]-4-hydroxy-, tetrasodium salt
Direct Green 43
tetrasodium 5-[[6-[(3-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-6-ethoxy-8-[[7-sulphonato-4-[(3-sulphonatophenyl)azo]naphthyl]azo]naphthalene-2-sulphonate
DIAMINE GREEN B
Direct Green 59
1-Naphthalenesulfonic acid, 6-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]-8-hydroxy-6-sulfo-1-naphthalenyl]azo]-, trisodium salt
Direct Green 58
1-Naphthalenesulfonic acid, 4-amino-5-hydroxy-6-[[4'-[(4-hydroxyphenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, monosodium salt
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Direct Green 55
C.I.Direct Green 55:C.I.25315