Direct blue 116 (C.I. 27980)
- CAS NO.:6227-23-2
- Empirical Formula: C33H26N5Na3O11S2
- Molecular Weight: 801.68575
What is Direct blue 116 (C.I. 27980)?
Preparation
2-Amino-3,5-dimethylbenzenesulfonic acid diazo, and 2-Amino-4-methylanisole coupling, product to diazo, and 6-(3-Carboxy-4-hydroxyanilino)-1-naphthol-3-sulfonic acid?coupling.
Properties and Applications
red light blue. For the red light purple is soluble in water, soluble in alcohol. The strong sulfuric acid for blue-ray green, diluted to blue. The dye solution to join strong hydrochloric acid have precipitation of dark; Add thick sodium hydroxide solution has the purple precipitation.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3 | 4-5 | 4 | 1-2 | 2 | ||
Safety information for Direct blue 116 (C.I. 27980)
New Products
Cyclopropane-1,1-dicarboxylic acid Cefuroxime EP Impurity-A N-Nitroso hydroxy Cetrizine EP Impurity-A Noradrenaline EP Impurity D/Noradrenaline Methyl Ether Cetirizine EP Impurity A/Cetirizine CBHP Impurity Lantanoprost rc B Clidinium Bromide Impurity tert-Butyl (2S)-[1-amino-3-(4-iodophenyl)-1-oxopropan-2-yl]carbamate 4-amino-2-fluoro-N- methylbenzamide 5-Chloro-3- Methyl -1,3-2-benzoxazol-2(3H)-one N-(2-chloropyrimidin-4-yl)-N,2,3- trimethyl-2H- indazol 6-amine N-Boc-1,4-butanediamine 4-Bromo-2-fluoro-N-methylbenzamide valeronitrile 3-chlorobenzyl cyanide 3,4 Dimethoxy Benzylcyanide 3,4 Diethoxy Benzylcyanide 2-Chloro Benzylcyanide 3-Hydroxypropionitrile 5-azidovalericacid 6,6'-bis(difluoromethoxy)-2,2'-bis((3,4-dimethoxypyridin-2-yl)methylsulfinyl)-1H,1'H-5,5'-bibenzo[d]imidazole (1-((2'-(2-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (1-((2'-(1-((1-((2'-(2H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methyl)-1H-tetrazol-5-yl)biphenyl-4-yl)methyl)-2-butyl-4-chloro-1H-imidazol-5-yl)methanol (4-Methoxyphenyl) hydrazine HydrochlorideRelated products of tetrahydrofuran
![4-[(4-Amino-2-chloro-5-methoxyphenyl)azo]-2-ethoxy-2'-hydroxy-[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt](https://img.chemicalbook.in/CAS/GIF/6369-27-3.gif)
![trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate](https://img.chemicalbook.in/CAS/GIF/3626-30-0.gif)
![4-[(4-Amino-2-methyl-5-methoxyphenyl)azo]-1'-hydroxy-[1,2'-azobisnaphthalene]-4',6-disulfonic acid disodium salt](https://img.chemicalbook.in/CAS/GIF/6406-47-9.gif)

![4-[[4-[(4-Aminophenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-2'-hydroxy[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt](https://img.chemicalbook.in/CAS/GIF/6661-87-6.gif)

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