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| Catalog Number | CI-HC-0293 |
| Product Name | Hydroxyethyl-2-Nitro-p-Toluidine |
| CAS | 100418-33-5 |
| Structure |  |
| Synonyms | 2-(4-Methyl-2-nitrophenylamino)ethanol |
| IUPAC Name | 2-(4-methyl-2-nitroanilino)ethanol |
| Molecular Weight | 196.2 g/mol |
| Molecular Formula | C9H12N2O3 |
| InChI | InChI=1S/C9H12N2O3/c1-7-2-3-8(10-4-5-12)9(6-7)11(13)14/h2-3,6,10,12H,4-5H2,1H3 |
| InChI Key | SCZQUWZLEIYDBD-UHFFFAOYSA-N |
| Boiling Point | 385.5±32.0 °C |
| Melting Point | 60-61 °C |
| Purity | 95% |
| Density | 1.3 g/mL |
| Appearance | Solid |
| Isomeric SMILES | CC1=CC(=C(C=C1)NCCO)[N+](=O)[O-] |
What is Hydroxyethyl-2-Nitro-p-Toluidine, and how is it used in hair dye products?
Hydroxyethyl-2-nitro-p-toluidine, also known by its INCI name and sometimes referred to as Jarocol HNT, is an ingredient used in hair dye formulations. It functions as a direct or non-reactive dye, primarily helping to provide color to the hair when used in such products.
What is the maximum concentration of Hydroxyethyl-2-Nitro-p-Toluidine allowed in hair dye formulations?
In hair dye formulations, Hydroxyethyl-2-Nitro-p-Toluidine is used at a maximum concentration of 1%. This concentration remains the same for both direct dye applications and in oxidative hair dye formulations after dilution with the oxidative agent.
What are the regulatory restrictions on the use of Hydroxyethyl-2-Nitro-p-Toluidine in hair dye products?
Hydroxyethyl-2-Nitro-p-Toluidine is a regulated compound and is subject to restrictions in Europe. These regulations ensure its safe use in cosmetic products, particularly in hair dyes, to prevent any potential harm or adverse effects on users.
What is the physical state and form of Hydroxyethyl-2-Nitro-p-Toluidine used in hair dye products?
Hydroxyethyl-2-Nitro-p-Toluidine is primarily used as an orange-red semi-crystalline solid in hair dye formulations. Its solid form aids in the consistent and effective application of color in cosmetic products.
Are there any alternate names for Hydroxyethyl-2-Nitro-p-Toluidine that I should be aware of?
Yes, Hydroxyethyl-2-Nitro-p-Toluidine is also known as 1-Methyl-3-nitro-4-(beta-hydroxyethyl)aminobenzene. Being aware of these alternate names can be helpful, especially when reviewing product ingredient lists or regulatory documentation.
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