211122-40-6
5-bromo-2-chloro-3-(trifluoromethyl)pyridine
CAS: 211122-40-6
Molecular Formula: C6H2BrClF3N
211122-40-6 - Names and Identifiers
| Name | 5-bromo-2-chloro-3-(trifluoromethyl)pyridine |
| Synonyms | 5-BROMO-2-CHLORO-3-(TRIFLUOROMETHYL)PYRIDINE 5-bromo-2-chloro-3-(trifluoromethyl)pyridine Pyridine, 5-bromo-2-chloro-3-(trifluoromethyl)- 5-Bromo-2-chloro-alpha,alpha,alpha-trifluoro-3-picoline |
| CAS | 211122-40-6 |
| InChI | InChI=1/C6H2BrClF3N/c7-3-1-4(6(9,10)11)5(8)12-2-3/h1-2H |
211122-40-6 - Physico-chemical Properties
| Molecular Formula | C6H2BrClF3N |
| Molar Mass | 260.44 |
| Density | 1.804±0.06 g/cm3(Predicted) |
| Boling Point | 210.2±35.0 °C(Predicted) |
| Flash Point | 80.908°C |
| Vapor Presure | 0.282mmHg at 25°C |
| pKa | -4.07±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.493 |
211122-40-6 - Introduction
5-bromo-2-chloro-3-(trifluoromethyl)pyridine is an organic compound with the chemical formula C6H2BrClF3N. Here are some of its properties, uses, formulation and safety information:
Nature:
1. Appearance: colorless to light yellow solid
2. Melting Point: 47-50 ℃
3. Boiling point: 173-175 ℃
4. Density: about 1.88 g/cm
Use:
1. 5-bromo-2-chloro-3-(trifluoromethyl)pyridine is commonly used as catalyst, ligand and intermediate in organic synthesis.
2. It can be used to synthesize biologically active compounds and is widely used in the field of pharmaceutical research.
Method:
The preparation method of 5-bromo-2-chloro-3-(trifluoromethyl)pyridine can be carried out by the following steps:
1. Take pyridine as the starting material.
2. In the reaction system gradually added stannous chloride and methyl bromide, bromine chlorination reaction.
3. Finally, trifluoromethylboronic acid ethyl ester was added, and the conversion reaction of borite was carried out to obtain the target product.
Safety Information:
1. 5-bromo-2-chloro-3-(trifluoromethyl)pyridine is an organic bromine compound, which is irritating and corrosive. Please operate with caution.
2. Wear appropriate protective equipment, such as gloves, glasses and protective clothing.
3. Avoid contact with skin, eyes and respiratory tract, if necessary, adequate ventilation.
4. If exposed or inhaled, seek medical attention immediately.
Nature:
1. Appearance: colorless to light yellow solid
2. Melting Point: 47-50 ℃
3. Boiling point: 173-175 ℃
4. Density: about 1.88 g/cm
Use:
1. 5-bromo-2-chloro-3-(trifluoromethyl)pyridine is commonly used as catalyst, ligand and intermediate in organic synthesis.
2. It can be used to synthesize biologically active compounds and is widely used in the field of pharmaceutical research.
Method:
The preparation method of 5-bromo-2-chloro-3-(trifluoromethyl)pyridine can be carried out by the following steps:
1. Take pyridine as the starting material.
2. In the reaction system gradually added stannous chloride and methyl bromide, bromine chlorination reaction.
3. Finally, trifluoromethylboronic acid ethyl ester was added, and the conversion reaction of borite was carried out to obtain the target product.
Safety Information:
1. 5-bromo-2-chloro-3-(trifluoromethyl)pyridine is an organic bromine compound, which is irritating and corrosive. Please operate with caution.
2. Wear appropriate protective equipment, such as gloves, glasses and protective clothing.
3. Avoid contact with skin, eyes and respiratory tract, if necessary, adequate ventilation.
4. If exposed or inhaled, seek medical attention immediately.
Last Update：2024-04-09 21:00:56
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View History
211122-40-6
Medioresil
147086-81-5
36042-94-1
153035-55-3
1099598-01-2
I-BRD9
1515519-30-8
851074-40-3
光稳定剂 HS-508 (292)
Medioresil
147086-81-5
36042-94-1
153035-55-3
1099598-01-2
I-BRD9
1515519-30-8
851074-40-3
光稳定剂 HS-508 (292)