2,4-dinitro-5-fluoroaniline - Names and Identifiers
2,4-dinitro-5-fluoroaniline - Physico-chemical Properties
Molecular Formula | C6H4FN3O4
|
Molar Mass | 201.11 |
Density | 1.681 |
Melting Point | 185-190°C(lit.) |
Boling Point | 425.0±40.0 °C(Predicted) |
Flash Point | 210.8°C |
Vapor Presure | 1.98E-07mmHg at 25°C |
Appearance | powder to crystal |
Color | Light yellow to Yellow |
pKa | -4.54±0.10(Predicted) |
Storage Condition | 2-8°C |
Refractive Index | 1.3773 |
MDL | MFCD00007150 |
2,4-dinitro-5-fluoroaniline - Risk and Safety
Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin.
R23 - Toxic by inhalation
R22 - Harmful if swallowed
|
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
S24/25 - Avoid contact with skin and eyes.
|
UN IDs | 2811 |
WGK Germany | 3 |
FLUKA BRAND F CODES | 1-8-10 |
HS Code | 29214200 |
Hazard Note | Toxic |
Hazard Class | 6.1(b) |
Packing Group | III |
2,4-dinitro-5-fluoroaniline - Introduction
2,4-dinitro-5-fluoroaniline is an organic compound whose chemical formula is C6H4N3O4F. The following is an introduction to some of its properties, uses, methods and safety information:
Nature:
-Appearance: 2,4-dinitro-5-fluoroaniline is a yellow to yellow-green crystalline solid.
-Melting point: Its melting point range is 141-143 degrees Celsius.
-Solubility: It is soluble in organic solvents such as alcohols and ethers, and slightly soluble in water.
Use:
-Chemical reagent: 2,4-dinitro-5-fluoroaniline can be used as a reagent in organic synthesis.
-Explosives: Because it contains nitro groups, it can also be used as one of the components of explosives.
-Organic dyes: It can also be used in the synthesis of dyes.
Preparation Method:
2,4-dinitro-5-fluoroaniline can be prepared by the following steps:
1. starting from fluoronitrobenzene, nitration reaction is carried out to replace one hydrogen atom on fluorine atom with nitro group.
2. Sodium nitrite and sulfuric acid are added to the reaction solvent to nitrate the compound to the dinitro compound.
3. Finally, the prepared dinitro compound is reacted with an amino compound, and one of the nitro groups is replaced with an amino group to obtain 2,4-dinitro-5-fluoroaniline.
Safety Information:
2,4-dinitro-5-fluoroaniline is a toxic compound with potential carcinogenicity and toxicity. Use and storage in strict compliance with proper laboratory practices and wearing appropriate protective equipment. When handling the compound, care should be taken to avoid contact with skin and eyes and to avoid inhalation of its dust, fumes or gases. In case of accidental contact, rinse immediately with plenty of water. At the same time, the compound should be stored in a dry, cool, well-ventilated place, away from fire and flammable materials.
Last Update:2024-04-10 22:29:15