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inquiry80194-70-3 2-Cyano-3-chloro-5-(trifluoromethyl)-pyridine Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pha
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inquiryProduct Name: 2-Cyano-3-chloro-5-(trifluoromethyl)-pyridine Synonyms: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine;3-Chloro-5-(trifluoroMethyl)picolinonitrile;3-Chloro-2-cyano-5-(trifluoromethyl)pyridine, 3-Chloro-5-(trifluoromethyl)picolinonit
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inquiry2-Cyano-3-chloro-5-(trifluoromethyl)-pyridine Application:2-Cyano-3-chloro-5-(trifluoromethyl)-pyridine
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2,3-dichloro-5-trifluoromethylpyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dichloro-5-trifluoromethylpyridine With dmap In acetone for 5h; Reflux; Large scale; Stage #2: potassium cyanide In dichloromethane; water at 10℃; for 2h; Large scale; | 91% |
dmap In acetonitrile at 84℃; for 10h; Conversion of starting material; |
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium cyanide; Aliquat 336 In water at 30℃; for 5h; | 90% |
With sodium cyanide; tetrabutylammomium bromide at 20 - 25℃; for 23h; | 82% |
sodium cyanide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2-fluoro-3-chloro-5-(trifluoromethyl)pyridine With dmap In acetone for 5h; Reflux; Large scale; Stage #2: sodium cyanide In chloroform; water at 20℃; for 2.5h; Large scale; | 89% |
dmap In water; propiononitrile at 20℃; for 5h; | 83% |
With tetrabutylammomium bromide In water; dimethyl sulfoxide at 45 - 50℃; Concentration; | 74.3% |
With N-benzyl-N,N,N-triethylammonium chloride at 20℃; for 10h; Temperature; | 46.7 g |
2-bromo-3-chloro-5-(trifluoromethyl)pyridine
lithium cyanide
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2-bromo-3-chloro-5-(trifluoromethyl)pyridine With 4-pyrrolidin-1-ylpyridine In ethanol for 6h; Reflux; Large scale; Stage #2: lithium cyanide In water; 1,2-dichloro-ethane at 80℃; for 2h; Large scale; | 88.1% |
1,2-dichloro-ethane
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
A
butanedinitrile
B
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With dmap In water at 75 - 78℃; for 12h; Reagent/catalyst; Temperature; | A 81.8% B 86.7% |
hydrogen cyanide
2,3-dichloro-5-trifluoromethylpyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dichloro-5-trifluoromethylpyridine With triethylamine In methanol for 4h; Reflux; Large scale; Stage #2: hydrogen cyanide In dichloromethane; water at 0℃; for 3h; Large scale; | 85.7% |
potassium cyanide
2-fluoro-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 30℃; for 0.833333h; | 84% |
sodium cyanide
2,3-dichloro-5-trifluoromethylpyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dichloro-5-trifluoromethylpyridine With dmap In propiononitrile Heating / reflux; Stage #2: sodium cyanide In water; propiononitrile for 5h; | 75.7% |
sodium cyanide
2,3-dichloro-5-trifluoromethylpyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 2,3-dichloro-5-trifluoromethylpyridine; dmap In propiononitrile for 5h; Heating / reflux; Stage #2: sodium cyanide In water at 15℃; for 5h; | 73% |
dmap In 1,2-dimethoxyethane at 85℃; for 4h; Conversion of starting material; | |
dmap In acetonitrile at 82℃; for 21h; Conversion of starting material; | |
dmap In propiononitrile at 98℃; for 10.5h; Conversion of starting material; | |
In N,N-dimethyl-formamide at 120℃; for 8h; |
tetra-n-butylammonium cyanide
2,3-dichloro-5-trifluoromethylpyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
dmap In propiononitrile at 98℃; for 4h; Conversion of starting material; |
2-bromo-3-chloro-5-(trifluoromethyl)pyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
In N-methyl-acetamide; diethyl ether |
3-chloro-5-(trifluoromethyl)picolinaldehydeoxime
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With Burgess Reagent In tetrahydrofuran at 65℃; for 1h; | |
With Burgess Reagent In tetrahydrofuran at 65℃; for 1h; |
(3-chloro-5-trifluoromethyl-pyridin-2-yl)methylamine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With ammonium hydroxide; oxygen In tert-Amyl alcohol at 110℃; under 2250.23 Torr; for 15h; Autoclave; Green chemistry; | 92 %Chromat. |
3-chloro-5-(trifluoromethyl)picolinaldehyde
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydroxylamine hydrochloride; pyridine / ethanol / 1 h / 95 °C 2: Burgess Reagent / tetrahydrofuran / 1 h / 65 °C View Scheme | |
Multi-step reaction with 2 steps 1: pyridine; hydroxylamine hydrochloride / ethanol / 1 h / 95 °C 2: Burgess Reagent / tetrahydrofuran / 1 h / 65 °C View Scheme |
2,3-dichloro-5-trifluoromethylpyridine
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium fluoride / dimethyl sulfoxide / 115 - 120 °C / Inert atmosphere 2: tetrabutylammomium bromide / dimethyl sulfoxide; water / 45 - 50 °C View Scheme |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
3-fluoro-5-(trifluoromethyl)picolinonitrile
Conditions | Yield |
---|---|
With potassium carbonate; cesium fluoride In dimethyl sulfoxide at 80 - 95℃; for 0.5h; | 100% |
With N-benzyl-N,N,N-triethylammonium chloride; sodium fluoride In N,N-dimethyl acetamide at 125 - 130℃; under 760.051 Torr; for 15h; Reagent/catalyst; Large scale; | 95.2% |
With potassium carbonate; dimethyl sulfoxide; cesium fluoride | |
With potassium carbonate; dimethyl sulfoxide; cesium fluoride | |
With potassium carbonate; dimethyl sulfoxide; cesium fluoride |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
(3-chloro-5-trifluoromethyl-pyridin-2-yl)methylamine
Conditions | Yield |
---|---|
Stage #1: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine With sodium hydroxide In methanol at 70℃; Stage #2: With sodium hypochlorite In methanol at 10℃; Solvent; Reagent/catalyst; Temperature; | 98% |
With sulfuric acid; 20% palladium hydroxide-activated charcoal; tetrabutylammomium bromide; hydrogen In methanol at 20℃; under 15001.5 Torr; | 96.4% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
acetic acid
Conditions | Yield |
---|---|
With hydrogen at 80℃; under 750.075 - 1500.15 Torr; for 15h; Temperature; Pressure; Autoclave; | 97.8% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
A
(3-chloro-5-trifluoromethyl-pyridin-2-yl)methylamine
B
1-[5-(trifluoromethyl)pyridin-2-yl]methanamine
Conditions | Yield |
---|---|
With hydrogen; acetic acid; nickel at 40 - 45℃; under 13501.4 Torr; for 4h; | A 97% B 0.05% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
1-[5-(trifluoromethyl)-2-pyridinyl]methanamine hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride; 5% rhodium-on-charcoal; hydrogen In methanol; water at 100℃; under 7500.75 - 11251.1 Torr; for 10h; Catalytic behavior; Pressure; Autoclave; | 96.5% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
acetic acid
Conditions | Yield |
---|---|
With 5%-palladium/activated carbon; hydrogen In ethanol; water at 80℃; under 30003 - 33753.4 Torr; for 3h; Catalytic behavior; Pressure; Temperature; Autoclave; | 96.4% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; palladium on activated charcoal In methanol; water at 20℃; under 760.051 Torr; for 4h; | 95% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With sulfuric acid; 5% active carbon-supported ruthenium; hydrogen In water; isopropyl alcohol at 30℃; under 30003 - 33753.4 Torr; for 10h; Autoclave; | 95% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
ethyl 2-cyanoacetate
Conditions | Yield |
---|---|
Stage #1: ethyl 2-cyanoacetate With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.25h; Stage #2: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine In N,N-dimethyl-formamide at 70℃; for 2h; | 91% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
ethanol
Conditions | Yield |
---|---|
Stage #1: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine; ethanol With pyridine; hydrogenchloride at 0 - 80℃; for 19h; Pinner Imino Ether Synthesis; Stage #2: In water at 25 - 30℃; for 2h; Concentration; Temperature; | 87.6% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
2,4-difluorophenol
Conditions | Yield |
---|---|
Stage #1: 2,4-difluorophenol With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere; Stage #2: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine In N,N-dimethyl-formamide for 1h; Inert atmosphere; | 71% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
sodium phenoxide
3-phenoxy-5-(trifluoromethyl)picolinonitrile
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 80℃; for 1h; | 67.5% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
methylmagnesium bromide
1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]ethanone
Conditions | Yield |
---|---|
Stage #1: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine; methylmagnesium bromide In tetrahydrofuran; toluene at -5 - 20℃; for 7h; Stage #2: With hydrogenchloride; water In tetrahydrofuran; toluene at 20℃; for 3h; | 46% |
Stage #1: 3-chloro-2-cyano-5-(trifluoromethyl)pyridine; methylmagnesium bromide In tetrahydrofuran; toluene at 0 - 20℃; for 7h; Stage #2: With hydrogenchloride In tetrahydrofuran; water; toluene at 20℃; for 3h; | 40% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
1-[5-(trifluoromethyl)pyridin-2-yl]methanamine
Conditions | Yield |
---|---|
With 5%-palladium/activated carbon; hydrogen In ethanol; water at 60℃; under 15001.5 - 18751.9 Torr; for 25h; Autoclave; | 38% |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
3-chloro-5-trifluoromethylpyridine-2-carboxylic acid
Conditions | Yield |
---|---|
With sodium hydroxide In diethyl ether; ethanol; water |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
2-(tert-butoxycarbonylamino)phenylboronic acid
2-(trifluoromethyl)benzo[f][1,7]naphthyridin-5-amine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In water; toluene at 100℃; Suzuki Coupling; | |
With potassium carbonate; tetrakis(triphenylphosphine) palladium(0) In water; toluene at 100℃; |
3-chloro-2-cyano-5-(trifluoromethyl)pyridine
2,4-difluorophenol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hydride / N,N-dimethyl-formamide / 0.17 h / 0 °C / Inert atmosphere 1.2: 1 h / Inert atmosphere 2.1: sulfuric acid / 2 h / 50 °C / Inert atmosphere View Scheme |
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