2-溴-3-三氟甲基吡啶

2-溴-3-三氟甲基吡啶 - Names and Identifiers

Name	2-bromo-3-(trifluoromethyl)pyridine
Synonyms	16189 2-Bromo-3-trifluoromethylpyridine 2-bromo-3-(trifluoromethyl)pyridine Bromotrifluoromethylpyridine 23()--- PYRIDINE, 2-BROMO-3-(TRIFLUOROMETHYL)- 2-Bromo-alpha,alpha,alpha-trifluoro-3-picoline 3-(chloromethyl)-5-[4-(trifluoromethyl)phenyl]-1,2,4-oxadiazole 2-Bromo-3-trifluoromethylpyridine 2-Bromo-3-(trifluoromethyl)pyridine
CAS	175205-82-0
InChI	InChI=1/C10H6ClF3N2O/c11-5-8-15-9(17-16-8)6-1-3-7(4-2-6)10(12,13)14/h1-4H,5H2

2-溴-3-三氟甲基吡啶 - Physico-chemical Properties

Molecular Formula	C6H3BrF3N
Molar Mass	225.99
Density	1.707±0.06 g/cm3(Predicted)
Melting Point	37-41°C
Boling Point	76°C 8mm
Flash Point	84°F
Water Solubility	Insoluble in water
Vapor Presure	0.000858mmHg at 25°C
Appearance	Bright yellow crystal
Color	Light yellow to Brown
pKa	-1?+-.0.10(Predicted)
Storage Condition	under inert gas (nitrogen or Argon) at 2-8°C
Refractive Index	1.495
MDL	MFCD00153084

2-溴-3-三氟甲基吡啶 - Risk and Safety

Risk Codes	R11 - Highly Flammable R25 - Toxic if swallowed R37/38 - Irritating to respiratory system and skin. R41 - Risk of serious damage to eyes 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. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
UN IDs	UN 2926 4.1/PG 3
WGK Germany	3
HS Code	29333990
Hazard Note	Irritant
Hazard Class	4.1
Packing Group	II

2-溴-3-三氟甲基吡啶 - Introduction

2-bromo-3-(trifluoromethyl)pyridine, also known as 2-bromo-3-(trifluoromethyl)pyridine, is an organic compound. The following is an introduction to its nature, use, formulation and some safety information:

Nature:
-Appearance: 2-bromo-3-(trifluoromethyl)pyridine is a colorless or light yellow liquid.
-Chemical structure: Its chemical formula is C6H3BrF3N.
-Solubility: It can be dissolved in organic solvents, such as benzene, ethanol and dimethyl sulfoxide.
-Melting point and boiling point: The melting point of 2-bromo-3-(trifluoromethyl)pyridine is about -10 ° C, and the boiling point is about 155 ° C.
-Stability: It is relatively stable at room temperature, but should avoid contact with strong oxidants and strong acids.

Use:
- 2-bromo-3-(trifluoromethyl)pyridine is widely used as an intermediate in organic synthesis. It has important applications in drug synthesis, Pesticide Synthesis and preparation of functional complexes.
-It can also be used to prepare biologically active compounds.
- 2-bromo-3-(trifluoromethyl)pyridine also has some applications in organic electronics.

Method:
The preparation of -2-bromo-3-(trifluoromethyl)pyridine is usually accomplished by fluorination and pyridinium bromide. Specifically, 2-Pyridone may be first reacted with trifluoroacetic anhydride, and the resulting product is then reacted with bromine to give the final product.

Safety Information:
- 2-bromo-3-(trifluoromethyl)pyridine may be irritating to the skin, eyes and respiratory tract, so you need to pay attention to safe operation when using it, and you should wear appropriate personal protective equipment, such as gloves, goggles and masks.
-It should be stored in a cool, dry, well-ventilated place, away from fire and oxidants.
-Observe local regulations and safe practices during handling and disposal.
-If you come into contact with this substance, flush the affected area immediately with plenty of water and seek medical help.

Last Update：2024-04-09 19:05:47