1682-20-8
4-Amino-2,3,5,6-tetrafluoropyridine
CAS: 1682-20-8
Molecular Formula: C5H2F4N2
1682-20-8 - Names and Identifiers
1682-20-8 - Physico-chemical Properties
| Molecular Formula | C5H2F4N2 |
| Molar Mass | 166.08 |
| Density | 1.631±0.06 g/cm3(Predicted) |
| Melting Point | 85-87 °C (lit.) |
| Boling Point | 85-86 °C |
| Flash Point | 114.3°C |
| Vapor Presure | 0.00459mmHg at 25°C |
| BRN | 475870 |
| pKa | -3.11±0.10(Predicted) |
| Storage Condition | Keep in dark place,Inert atmosphere,Room temperature |
| Refractive Index | 1.485 |
| MDL | MFCD00010855 |
1682-20-8 - Risk and Safety
| Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| HS Code | 29333990 |
| Hazard Note | Irritant |
1682-20-8 - Introduction
4-Amino-2,3,5,6-tetrafluoropyridine is an organic compound with the chemical formula C5H2F4N2. The following is a description of its nature, use, preparation and safety information:
Nature:
4-Amino-2,3,5,6-tetrafluoropyridine is a colorless to pale yellow solid with a bitter taste. It has a melting point of 82-88 degrees Celsius and a boiling point of 232-233 degrees Celsius. Its relative molecular mass is 138.08g/mol.
Use:
4-Amino-2,3,5,6-tetrafluoropyridine plays an important role in chemical synthesis. It is often used as a ligand, catalyst and reducing agent in organic synthesis. In addition, it is also widely used in the field of medicine, such as antibacterial agents, preservatives and pharmaceutical intermediates.
Method:
The preparation of 4-Amino-2,3,5,6-tetrafluoropyridine can be carried out by various methods. One commonly used method is the reaction of pyridine or 4-aminopyridine with boron trifluoride. Specific reaction conditions and steps can be adjusted according to actual needs.
Safety Information:
When dealing with 4-Amino-2,3,5,6-tetrafluoropyridine, the following safety precautions should be noted:
-Avoid direct contact with skin and eyes. In case of accidental contact, rinse immediately with plenty of water for at least 15 minutes and seek medical help.
-in use should maintain good ventilation, avoid inhalation of its vapor.
-Avoid contact with strong oxidants and combustibles to prevent fire or explosion.
-storage should be sealed in a dry, cool place, away from fire and flammable materials.
This is a brief introduction to 4-Amino-2,3,5,6-tetrafluoropyridine. If more detailed information is required, please refer to the relevant literature or consult a professional chemist.
Nature:
4-Amino-2,3,5,6-tetrafluoropyridine is a colorless to pale yellow solid with a bitter taste. It has a melting point of 82-88 degrees Celsius and a boiling point of 232-233 degrees Celsius. Its relative molecular mass is 138.08g/mol.
Use:
4-Amino-2,3,5,6-tetrafluoropyridine plays an important role in chemical synthesis. It is often used as a ligand, catalyst and reducing agent in organic synthesis. In addition, it is also widely used in the field of medicine, such as antibacterial agents, preservatives and pharmaceutical intermediates.
Method:
The preparation of 4-Amino-2,3,5,6-tetrafluoropyridine can be carried out by various methods. One commonly used method is the reaction of pyridine or 4-aminopyridine with boron trifluoride. Specific reaction conditions and steps can be adjusted according to actual needs.
Safety Information:
When dealing with 4-Amino-2,3,5,6-tetrafluoropyridine, the following safety precautions should be noted:
-Avoid direct contact with skin and eyes. In case of accidental contact, rinse immediately with plenty of water for at least 15 minutes and seek medical help.
-in use should maintain good ventilation, avoid inhalation of its vapor.
-Avoid contact with strong oxidants and combustibles to prevent fire or explosion.
-storage should be sealed in a dry, cool place, away from fire and flammable materials.
This is a brief introduction to 4-Amino-2,3,5,6-tetrafluoropyridine. If more detailed information is required, please refer to the relevant literature or consult a professional chemist.
Last Update：2024-04-09 15:17:53
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