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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | ACID RED 151 |
| Synonyms: | ACID RED 151;CI 26900;4-((4-((2-hydroxy-1-naphthalenyl)azo)phenyl)azo)-benzenesulfonicacimonoso;Acid Scarlet F-2R;TYUFVOHUHUKSSV-RVTJCSDESA-N;4-[[4-[(2-hydroxy-1-naphthalenyl)azo]phenyl]azo]-benzenesulfonicacimonoso;acidred151(c.i.26900);amacidneutralredbw |
| CAS: | 6406-56-0 |
| MF: | C22H15N4NaO4S |
| MW: | 454.43 |
| EINECS: | 229-029-9 |
| Product Categories: | Dyes and Pigments;Organics |
| Mol File: | 6406-56-0.mol |
| Boiling point | 855.43℃[at 101 325 Pa] |
| density | 1.41[at 20℃] |
| vapor pressure | 0Pa at 25℃ |
| form | Powder |
| color | Brown |
| Water Solubility | 10mg/L at 25℃ |
| LogP | 2.68 at 25℃ |
| EPA Substance Registry System | C.I. Acid Red 151, monosodium salt (6406-56-0) |
| RTECS | DB7084500 |
| Chemical Properties | Dark red powder. Still soluble in water, aqueous solution is turbid brown-orange, adding concentrated hydrochloric acid is orange-brown; adding concentrated sodium hydroxide solution is dark purple. Soluble in ethanol is orange-red, also soluble in ethylene glycol ethyl ether, insoluble in other organic solvents. In concentrated sulfuric acid is bluish green, diluted weak brown-orange color. | |||||||||||||||||||||||||||||||||
| C.I. Acid red 151 is an acid red dye that can be adsorbed and removed by bentone clay. | ||||||||||||||||||||||||||||||||||
| Preparation | 4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazo, and Naphthalen-2-ol coupling. | |||||||||||||||||||||||||||||||||
| Not classified | ||||||||||||||||||||||||||||||||||
| Properties and Applications | red. Dark red powder. Soluble in water is cloudy brown light orange, soluble in ethanol (orange) and soluble fiber element, insoluble in other organic solvents. Meet strong sulfuric acid as blue light green, a weak light brown after diluted orange. Its water solution and strong hydrochloric acid for orange brown; Add thick sodium hydroxide solution for dark purple. Apply to polyamide, silk, wool and wool fabric dyeing of, also can used for the polyamide plastic shading. Can also be used in leather dyeing.
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| [1] Baskaralingam P, Pulikesi M, Elango D, et al. Adsorption of acid dye onto organobentonite[J]. Journal of hazardous materials, 2006, 128(2-3): 138-144. | ||||||||||||||||||||||||||||||||||
| Raw materials | 4'-Aminoazobenzene-4-sulphonic acid-->2-Naphthol-->4-aminoazobenzene-4-sulfonic acid |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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