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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: | Solvent Red 25 |
| Synonyms: | 1-[4-(3-Methylphenylazo)-3-methylphenylazo]naphthalene-2-ol;Einecs 221-647-7;Sudan Red B/Solvent Red 25;Sudan B;1-[[3-methyl-4-[(3-methylphenyl)azo]phenyl]azo]-2-naphthaleno;C.I.Solventred25;TransparentredYJO-1;solvent red 25 |
| CAS: | 3176-79-2 |
| MF: | C24H20N4O |
| MW: | 380.44 |
| EINECS: | 221-647-7 |
| Product Categories: | Organics;Solvent Dyestuff |
| Mol File: | 3176-79-2.mol |
| Melting point | 173-175 °C(lit.) |
| Boiling point | 618.8±55.0 °C(Predicted) |
| density | 1.19±0.1 g/cm3(Predicted) |
| storage temp. | Refrigerator |
| solubility | Acetonitrile (Slightly), Dichloromethane (Slightly), DMSO (Slightly) |
| form | Solid |
| pka | 13.45±0.50(Predicted) |
| Colour Index | 26110 |
| color | Very Dark Red |
| CAS DataBase Reference | 3176-79-2(CAS DataBase Reference) |
| WGK Germany | 3 |
| Provider | Language |
|---|---|
| SigmaAldrich | English |
| Uses | Solvent Red 25 (cas# 3176-79-2) is a useful research chemical. Dyes and metabolites, Environmental Testing. | ||||||||||||||||
| 2-Methyl-4-(o-tolyldiazenyl)benzenamine diazotization, and Naphthalen-2-ol coupling. | |||||||||||||||||
| Properties and Applications | red. Red powder. Insoluble in water, soluble in ethanol, acetone and so on the many kinds of solvent, resistance to 5% of hydrochloric acid and sodium carbonate. In concentrated sulfuric acid to blue light green, dilution after red precipitation; In 10% of the sulfuric acid insoluble; In concentrated sodium hydroxide solution insoluble; In concentrated nitric acid for brown solution; In 10% sodium hydroxide solution insoluble.
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| Raw materials | m-Toluidine-->O-AMINOAZOTOLUENE-->2-Naphthol |
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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