2,4-Dinitrophenylhydroxylamine
O-(2,4-dinitrophenyl)hydroxylamine
CAS: 17508-17-7
Molecular Formula: C6H5N3O5
2,4-Dinitrophenylhydroxylamine - Names and Identifiers
| Name | O-(2,4-dinitrophenyl)hydroxylamine |
| Synonyms | DNPA NSC 148499 2,4-NitrophenoxyaMine 2,4-Nitrophenoxyamine 2,4-Dinitrophenoxyamine 2,4-DinitrophenoxyaMine 1-Aminooxy-2,4-dinitrobenzene 4-dinitrophenyl)hydroxylamine 1-aMinooxy-2,4-dinitro-benzene 2,4-Dinitrophenylhydroxylamine O-(2,4-dinitrophenyl)hydroxylamine HydroxylaMine,O-(2,4-dinitrophenyl)- Hydroxylamine, O-(2,4-dinitrophenyl)- |
| CAS | 17508-17-7 |
| EINECS | 241-512-6 |
| InChI | InChI=1/C6H5N3O5/c7-14-6-2-1-4(8(10)11)3-5(6)9(12)13/h1-3H,7H2 |
2,4-Dinitrophenylhydroxylamine - Physico-chemical Properties
| Molecular Formula | C6H5N3O5 |
| Molar Mass | 199.12 |
| Density | 1.6937 (rough estimate) |
| Melting Point | 112.5°C |
| Boling Point | 336.62°C (rough estimate) |
| Flash Point | 187.9°C |
| Vapor Presure | 3.37E-06mmHg at 25°C |
| Appearance | solid |
| Color | yellow |
| pKa | -1.07±0.70(Predicted) |
| Storage Condition | 2-8°C(protect from light) |
| Refractive Index | 1.6910 (estimate) |
2,4-Dinitrophenylhydroxylamine - Risk and Safety
| Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| TSCA | No |
| HS Code | 29221990 |
2,4-Dinitrophenylhydroxylamine - Introduction
O-(2,4-dinitrophenyl) hydrochloride is an organic compound with the chemical formula C6H6N4O4H. The following is a description of its nature, use, preparation and safety information:
Nature:
-Appearance: O-(2,4-dinitrophenyl) hydrochloride is a colorless or light yellow solid.
-Melting point: About 173°C.
-Solubility: Slightly soluble in water, soluble in organic solvents such as alcohol, ether, etc.
Use:
- O-(2,4-dinitrophenyl) hydrochloride is an important raw material for organic synthesis. It can be used in the preparation of dyes, preservatives, pharmaceutical intermediates and rubber and plastic additives.
-It is also widely used in the field of explosives, such as the preparation of fireworks, explosives, etc.
Method:
The preparation of-O-(2,4-dinitrophenyl) hydrochloride is usually carried out by a nitration reaction.
-A common preparation method is to react aniline with nitric acid, and carry out the nitration reaction under appropriate temperature and conditions. The reaction product was subjected to crystallization, filtration, drying and the like to obtain O-(2,4-dinitrophenyl) hydrochloride.
Safety Information:
- O-(2,4-dinitrophenyl) hydrochloride is a toxic substance that is irritating and mutagenic and should be avoided in contact with the skin, eyes and respiratory tract.
-Wear appropriate personal protective equipment, such as chemical goggles, protective gloves, and lab coats, during use or handling.
-When storing, O-(2,4-dinitrophenyl) hydrochloride should be sealed and stored in a dry, cool, well-ventilated place to avoid contact with combustibles, oxidants and other substances.
-When discarded, it should be disposed of in accordance with local regulations, and it should not be dumped or discharged into the environment.
Nature:
-Appearance: O-(2,4-dinitrophenyl) hydrochloride is a colorless or light yellow solid.
-Melting point: About 173°C.
-Solubility: Slightly soluble in water, soluble in organic solvents such as alcohol, ether, etc.
Use:
- O-(2,4-dinitrophenyl) hydrochloride is an important raw material for organic synthesis. It can be used in the preparation of dyes, preservatives, pharmaceutical intermediates and rubber and plastic additives.
-It is also widely used in the field of explosives, such as the preparation of fireworks, explosives, etc.
Method:
The preparation of-O-(2,4-dinitrophenyl) hydrochloride is usually carried out by a nitration reaction.
-A common preparation method is to react aniline with nitric acid, and carry out the nitration reaction under appropriate temperature and conditions. The reaction product was subjected to crystallization, filtration, drying and the like to obtain O-(2,4-dinitrophenyl) hydrochloride.
Safety Information:
- O-(2,4-dinitrophenyl) hydrochloride is a toxic substance that is irritating and mutagenic and should be avoided in contact with the skin, eyes and respiratory tract.
-Wear appropriate personal protective equipment, such as chemical goggles, protective gloves, and lab coats, during use or handling.
-When storing, O-(2,4-dinitrophenyl) hydrochloride should be sealed and stored in a dry, cool, well-ventilated place to avoid contact with combustibles, oxidants and other substances.
-When discarded, it should be disposed of in accordance with local regulations, and it should not be dumped or discharged into the environment.
Last Update：2024-04-09 02:00:43
