2-chloro-6-(difluoroMethoxy)pyridine
- Product Name
- 2-chloro-6-(difluoroMethoxy)pyridine
- CAS No.
- 1214377-45-3
- Chemical Name
- 2-chloro-6-(difluoroMethoxy)pyridine
- Synonyms
- 2-Chloro-7-(difluoromethoxy)pyridine;2-chloro-6-(difluoroMethoxy)pyridine;Pyridine, 2-chloro-6-(difluoromethoxy)-
- CBNumber
- CB72553691
- Molecular Formula
- C6H4ClF2NO
- Formula Weight
- 179.55
- MOL File
- 1214377-45-3.mol
2-chloro-6-(difluoroMethoxy)pyridine Property
- storage temp.
- under inert gas (nitrogen or Argon) at 2-8°C
- Appearance
- Colorless to light yellow Liquid
- InChI
- InChI=1S/C6H4ClF2NO/c7-4-2-1-3-5(10-4)11-6(8)9/h1-3,6H
- InChIKey
- MQNNYHKAEYWADV-UHFFFAOYSA-N
- SMILES
- C1(Cl)=NC(OC(F)F)=CC=C1
Safety
- HS Code
- 2933399990
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H227Combustible liquid
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- C382815
- Product name
- 2-Chloro-6-(difluoromethoxy)pyridine
- Packaging
- 100mg
- Price
- $175
- Updated
- 2021/12/16
- Product number
- PC421028
- Product name
- 2-Chloro-6-(difluoromethoxy)pyridine
- Packaging
- 1g
- Price
- $239
- Updated
- 2021/12/16
- Product number
- 4H07-7-48
- Product name
- 2-Chloro-6-(difluoromethoxy)pyridine
- Packaging
- 500mg
- Price
- $240
- Updated
- 2021/12/16
- Product number
- 4H07-7-48
- Product name
- 2-Chloro-6-(difluoromethoxy)pyridine
- Packaging
- 1g
- Price
- $400
- Updated
- 2021/12/16
- Product number
- HCH0363600
- Product name
- 2-CHLORO-6-(DIFLUOROMETHOXY)PYRIDINE
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $500.12
- Updated
- 2021/12/16
2-chloro-6-(difluoroMethoxy)pyridine Chemical Properties,Usage,Production
Synthesis
16879-02-0
1885-46-7
1214377-45-3
To a vigorously stirred solution of 6-chloropyridin-2-ol (0.13 g, 1.0 mmol) in acetonitrile (2 mL) was added 6 M aqueous potassium hydroxide (2 mL) at room temperature. Subsequently, difluoromethyl trifluoromethanesulfonate (0.38 mL, 3.0 mmol, 3 equiv) was added slowly and dropwise to the reaction mixture. The temperature was controlled during the reaction by means of a water bath to maintain it at room temperature (note that the reaction is exothermic) and stirring was continued for 30 minutes. Upon completion of the reaction, the mixture was diluted with water (20 mL) and extracted sequentially with ether (2 x 10 mL) and ethyl acetate (3 x 10 mL). The organic layers were combined, dried with anhydrous sodium sulfate, filtered and concentrated under reduced pressure. The crude product was purified by silica gel column chromatography with the eluent of pentane/diethyl ether (100:0 to 70:30 gradient elution) to afford the pure 2-chloro-6-difluoromethoxypyridine (129 mg, 72% yield). The structure of the product was confirmed by nuclear magnetic resonance hydrogen spectroscopy (1H NMR), carbon spectroscopy (13C NMR), fluorine spectroscopy (19F NMR) and high resolution mass spectrometry (HRMS).
References
[1] Journal of Fluorine Chemistry, 2017, vol. 203, p. 155 - 165
2-chloro-6-(difluoroMethoxy)pyridine Preparation Products And Raw materials
Raw materials
Preparation Products
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