1644-68-4
2,3-Bis(trifluoromethyl)pyridine
CAS: 1644-68-4
Molecular Formula: C7H3F6N
1644-68-4 - Names and Identifiers
| Name | 2,3-Bis(trifluoromethyl)pyridine |
| Synonyms | 2,3-Bis(trfluoromethyl)pyridine 2,3-Bis(trifluoromethyl)pyridine 2,3-BIS(TRIFLUOROMETHYL)PYRIDINE Pyridine, 2,3-bis(trifluoromethyl)- |
| CAS | 1644-68-4 |
| EINECS | 621-957-6 |
| InChI | InChI=1/C7H3F6N/c8-6(9,10)4-2-1-3-14-5(4)7(11,12)13/h1-3H |
1644-68-4 - Physico-chemical Properties
| Molecular Formula | C7H3F6N |
| Molar Mass | 215.1 |
| Density | 1.498 g/mL at 25 °C |
| Melting Point | -2°C |
| Boling Point | 85 °C/18 mmHg |
| Flash Point | 159°F |
| Vapor Presure | 9.76mmHg at 25°C |
| BRN | 1622028 |
| pKa | -1.87±0.22(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | n20/D 1.393 |
| MDL | MFCD03093763 |
1644-68-4 - Risk and Safety
| Risk Codes | R25 - Toxic 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. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2810 6.1/PG 3 |
| WGK Germany | 3 |
| Hazard Note | Irritant/Flammable |
| Hazard Class | 6.1 |
| Packing Group | II |
1644-68-4 - Introduction
2,3-bis (trifluoromethyl)pyridine is an organic compound with the chemical formula C7H3F6N. The following is a description of its nature, use, preparation and safety information:
Nature:
2,3-bis (trifluoromethyl)pyridine is a colorless liquid with a trifluoromethyl group. It is stable at room temperature, but can burn. The compound has a strong pungent odor. It is insoluble in water, but can be compatible with many organic solvents.
Use:
2,3-bis (trifluoromethyl)pyridine is mainly used as an intermediate in drugs and pesticides. It can be used as a precursor for the synthesis of important drugs such as antibiotics, anti-inflammatory drugs, pesticides and herbicides. In addition, it can also be used in metal surface treatment, high-energy coating, rubber processing and liquid crystal displays.
Method:
The preparation of 2,3-bis (trifluoromethyl)pyridine is usually obtained by reacting 2,3-diaminopyridine with trimethyl trifluoroformate. In the reaction, the reactant mixture is heated in an appropriate solvent to form the product, which is then isolated and purified.
Safety Information:
When handling 2,3-bis (trifluoromethyl)pyridine, the following safety precautions should be paid attention to: When coming into contact with this compound, direct contact with skin, eyes and respiratory tract should be avoided. Wear appropriate protective gloves, glasses and masks during operation. It has low volatility, so it should be operated in a well-ventilated place to avoid inhaling its vapors. In addition, when storing and handling, the relevant safety regulations for chemical storage and waste disposal should be followed.
Nature:
2,3-bis (trifluoromethyl)pyridine is a colorless liquid with a trifluoromethyl group. It is stable at room temperature, but can burn. The compound has a strong pungent odor. It is insoluble in water, but can be compatible with many organic solvents.
Use:
2,3-bis (trifluoromethyl)pyridine is mainly used as an intermediate in drugs and pesticides. It can be used as a precursor for the synthesis of important drugs such as antibiotics, anti-inflammatory drugs, pesticides and herbicides. In addition, it can also be used in metal surface treatment, high-energy coating, rubber processing and liquid crystal displays.
Method:
The preparation of 2,3-bis (trifluoromethyl)pyridine is usually obtained by reacting 2,3-diaminopyridine with trimethyl trifluoroformate. In the reaction, the reactant mixture is heated in an appropriate solvent to form the product, which is then isolated and purified.
Safety Information:
When handling 2,3-bis (trifluoromethyl)pyridine, the following safety precautions should be paid attention to: When coming into contact with this compound, direct contact with skin, eyes and respiratory tract should be avoided. Wear appropriate protective gloves, glasses and masks during operation. It has low volatility, so it should be operated in a well-ventilated place to avoid inhaling its vapors. In addition, when storing and handling, the relevant safety regulations for chemical storage and waste disposal should be followed.
Last Update：2024-04-09 20:52:54
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View History
1644-68-4
6236-10-8
54522-52-0
344-72-9
氧化铁黄
386-70-9
1271-79-0
3-AMINO-N-ISOPROPYLBENZENESULFONAMIDE
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6236-10-8
54522-52-0
344-72-9
氧化铁黄
386-70-9
1271-79-0
3-AMINO-N-ISOPROPYLBENZENESULFONAMIDE
Perfluorodecyltriethoxysilane