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inquiry2-Bromo-5-(trifluoromethyl)pyridine CAS 50488-42-1 with competitive price Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/
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inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By Se
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inquiry2-Bromo-5-(trifluoromethyl)pyridine Chemical Properties Melting point 44-48 °C Boiling point 78 °C density 1.707±0.06 g/cm3(Predicted) Fp 78-81°C/30mm storage temp. Room temperature. solubility Soluble in me
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inquiry2-chloro-5-trifluoromethylpyridine
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With trimethylsilyl bromide In various solvent(s) for 20h; Heating; | 76% |
2-bromo-5-iodo-pyridine
(trifluoromethyl)trimethylsilane
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium fluoride; copper(l) iodide In 1-methyl-pyrrolidin-2-one; N,N-dimethyl-formamide at 25℃; for 6h; | 29% |
2,5-dibromopyridine
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: nBuLi / hexane; diethyl ether / 0.75 h / -75 °C 1.2: 84 percent / I2 / hexane; tetrahydrofuran; diethyl ether / 0.75 h / -75 °C 2.1: 29 percent / KF; CuI / dimethylformamide; 1-methyl-pyrrolidin-2-one / 6 h / 25 °C View Scheme |
methanol
carbon monoxide
2-bromo-5-(trifluoromethyl)pyridine
5-(trifluoromethyl)-pyridine-2-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With triethylamine; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 at 80℃; under 3102.97 Torr; for 3h; | 100% |
tert-butyl (2-chloroethoxy)dimethyl silane
2-bromo-5-(trifluoromethyl)pyridine
2-(2-(tert-butyldimethylsilyloxy)ethylthio)-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; Sodium thiosulfate pentahydrate; caesium carbonate In ethylene glycol; dimethyl sulfoxide at 120℃; Schlenk technique; Inert atmosphere; Green chemistry; | 98% |
With 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; Sodium thiosulfate pentahydrate; caesium carbonate In ethylene glycol; dimethyl sulfoxide at 120℃; Inert atmosphere; | 98% |
(8R,9aS)-8-hydroxyoctahydro-5H-pyrrolo[1,2-a][1,4]diazepin-5-one hydrochloride
2-bromo-5-(trifluoromethyl)pyridine
(8R,9aS)-8-hydroxy-2-[5-(trifluoromethyl)pyridin-2-yl]octahydro-5H-pyrrolo[1,2-a][1,4]diazepin-5-one
Conditions | Yield |
---|---|
With sodium carbonate In dimethyl sulfoxide at 100℃; | 98% |
2-bromo-5-(trifluoromethyl)pyridine
2-(2',4'-difluorophenyl)-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In tetrahydrofuran; water at 80℃; for 24h; Suzuki Coupling; Inert atmosphere; Sealed tube; | 98% |
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In tetrahydrofuran; water at 80℃; for 24h; | 98% |
S-Methylisothiourea sulfate
2-bromo-5-(trifluoromethyl)pyridine
2-(methylthio)-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With caesium carbonate In dimethyl sulfoxide at 80℃; for 1h; | 98% |
para-thiocresol
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 100℃; for 24h; Sealed tube; Inert atmosphere; | 98% |
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 5-(5-bromo-1-methyl-1H-pyrazol-4-yl)-7-methyl-4-(pyrrolidin-1-yl)imidazo[5,1-f][1,2,4]triazine With TurboGrignard In tetrahydrofuran; 2-methyltetrahydrofuran at -10℃; for 1h; Inert atmosphere; Stage #2: With zinc(II) chloride In tetrahydrofuran; 2-methyltetrahydrofuran at -10 - 20℃; for 1h; Inert atmosphere; Stage #3: 2-bromo-5-(trifluoromethyl)pyridine With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In tetrahydrofuran; 2-methyltetrahydrofuran at 80℃; for 22h; Inert atmosphere; | 97% |
4-(carbazol-9-yl)phenylboronic acid
2-bromo-5-(trifluoromethyl)pyridine
9-(4-(5-(trifluoromethyl)pyridin-2-yl)-phenyl)-9H-carbazole
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate In ethanol; water at 80℃; | 96% |
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In water; N,N-dimethyl-formamide at 120℃; for 48h; Suzuki Coupling; Schlenk technique; | 78% |
3-chloro-5-(dihydroxyboryl)-1-(4-isopropoxyphenyl)-1H-indole-2-carboxylic acid ethyl ester
2-bromo-5-(trifluoromethyl)pyridine
3-chloro-1-(4-isopropoxyphenyl)-5-(5-trifluoromethylpyrid-2-yl)-1H-indole-2-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 85℃; for 3h; | 95% |
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; toluene at 85℃; for 3h; Product distribution / selectivity; | 95% |
2,4-difluorophenylboronic acid
2-bromo-5-(trifluoromethyl)pyridine
2-(2',4'-difluorophenyl)-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In tetrahydrofuran; water for 36h; Reflux; Inert atmosphere; | 95% |
With potassium phosphate; methanesulfonic acid(2-dicyclohexylphosphino-2′,4′,6′-triisopropyl-1,1′-biphenyl)[2-(2′-amino-1,1′-biphenyl)]palladium(II) In tetrahydrofuran; water at 40℃; for 4h; Inert atmosphere; | 95% |
With palladium diacetate; potassium carbonate; triphenylphosphine In ethanol; water; toluene Inert atmosphere; Reflux; | 86% |
2-bromo-5-(trifluoromethyl)pyridine
4-(diphenylamino)phenyl boronic acid
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate In ethanol; water at 80℃; for 0.166667h; Suzuki Coupling; | 95% |
With palladium diacetate; potassium carbonate In ethanol; water at 80℃; Suzuki Coupling; | |
With palladium diacetate; potassium carbonate In ethanol; water at 80℃; Suzuki Coupling; |
2,4-difluorophenylboronic acid
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In tetrahydrofuran at 70℃; for 17h; Inert atmosphere; Schlenk technique; | 95% |
5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-1H-indole-2-carboxylic acid ethyl ester
2-bromo-5-(trifluoromethyl)pyridine
5-(5-trifluoromethylpyrid-2-yl)-1H-indole-2-carboxylic acid ethyl ester
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 80℃; for 24h; | 94% |
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; toluene at 80℃; for 24h; | 94% |
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; toluene at 80℃; for 18h; | 77% |
methyl 2-[(tert-butoxycarbonyl)amino]acrylate
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With (4,4'-di-tert-butyl-2,2'-dipyridyl)-bis-(2-phenylpyridine(-1H))-iridium(III) hexafluorophosphate; diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate In water; dimethyl sulfoxide at 23℃; for 16h; Irradiation; | 94% |
5-bromo-2-methoxypyridine-3-carbonitrile
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 5-bromo-2-methoxypyridine-3-carbonitrile With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; bis(pinacol)diborane In 1,4-dioxane at 120℃; for 30h; Microwave irradiation; Stage #2: 2-bromo-5-(trifluoromethyl)pyridine With sodium carbonate In 1,4-dioxane; water at 100℃; for 0.5h; Microwave irradiation; | 94% |
4-azetidin-1-yl-7-methyl-5-(1-methyl-1H-pyrazol-4-yl)imidazo[5,1-f ][1,2,4]triazine
2-bromo-5-(trifluoromethyl)pyridine
4-(azetidin-1-yl)-7-methyl-5-(1-methyl-5-(5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazol-4-yl)imidazo[5,1-f ][1,2,4]triazine
Conditions | Yield |
---|---|
With potassium carbonate; bis(η3-allyl-μ-chloropalladium(II)) In 1,4-dioxane; dichloromethane at 102℃; for 36h; Inert atmosphere; | 93% |
With bis(η3-allyl-μ-chloropalladium(II)); potassium carbonate In 1,4-dioxane at 102℃; for 36h; Inert atmosphere; Reflux; | 93% |
thiophene boronic acid
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; potassium carbonate In 1,2-dimethoxyethane; water at 80℃; for 14h; | 93% |
3-bromo-1H-pyrazole
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 110℃; for 18h; | 92.6% |
1-(4-cyclopentyloxyphenyl)-5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-indole-2-carbonitrile
2-bromo-5-(trifluoromethyl)pyridine
1-(4-cyclopentyloxyphenyl)-5-(5-trifluoromethylpyridin-2-yl)-indole-2-carbonitrile
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 80℃; for 23h; | 92% |
isopropylamine
2-bromo-5-(trifluoromethyl)pyridine
N-isopropyl-5-(trifluoromethyl)pyridin-2-amine
Conditions | Yield |
---|---|
at 100℃; for 8h; Sealed tube; | 92% |
2-bromo-5-(trifluoromethyl)pyridine
(5-cyano-2-methoxyphenyl)boronic acid
Conditions | Yield |
---|---|
With [1,1'-bis(diphenylphosphino)ferrocene]dichloropalladium(II); sodium carbonate In water; N,N-dimethyl-formamide at 100℃; for 2h; | 92% |
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium carbonate In water; N,N-dimethyl-formamide at 100℃; for 2h; | 92% |
tert-Butyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-1(2H)-pyridinecarboxylate
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium carbonate In water; toluene at 85℃; for 3h; Temperature; Solvent; Sealed tube; Inert atmosphere; | 91.2% |
4,4,5,5-tetramethyl-2-(2,2'',5,5''-tetramethyl-[3,2':3’,3''-terthiophen]-5'-yl)-1,3,2-dioxaborolane
2-bromo-5-(trifluoromethyl)pyridine
2-(2,2'',5,5''-tetramethyl-[3,2':3',3''-terthiophen]-5'-yl)-5-(trifluoromethyl)-pyridine
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); caesium carbonate In tetrahydrofuran; water Suzuki coupling; Reflux; | 91% |
With tetrakis(triphenylphosphine) palladium(0); caesium carbonate In tetrahydrofuran; water Inert atmosphere; |
p-hydroxymethylphenylboronic acid
1,2-diamino-benzene
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With 5%-palladium/activated carbon; ammonium bicarbonate In water at 100℃; for 24h; Schlenk technique; Inert atmosphere; Green chemistry; | 91% |
1-dimesitylboryl-2-ethynylbenzene
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine In tetrahydrofuran at 90℃; Schlenk technique; Inert atmosphere; | 91% |
2-bromo-5-(trifluoromethyl)pyridine
5-trifluoromethyl-pyridin-2-ylhydrazine
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol at 20 - 90℃; | 90% |
Stage #1: 2-bromo-5-(trifluoromethyl)pyridine With t-butoxycarbonylhydrazine; t-BuBrettPhos; [tBuBrettPhosPd(allyl)]OTf; sodium t-butanolate In water at 45℃; for 16h; Inert atmosphere; Stage #2: With sulfuric acid In ethanol; water at 90 - 95℃; Inert atmosphere; Sealed tube; |
S-tert-butylsulfinimide
2-bromo-5-(trifluoromethyl)pyridine
2-methyl-N-(5-(trifluoromethyl)pyridin-2-yl)propane-2-sulfinamide
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In 1,4-dioxane at 100℃; for 15h; Inert atmosphere; | 89% |
(7R,8aS)-tert-butyl 7-hydroxyhexahydropyrrolo[1,2-a]pyrazine-2(1H)-carboxylate
2-bromo-5-(trifluoromethyl)pyridine
tert-butyl (7R,8aS)-7-{[5-(trifluoromethyl)pyridin-2-yl]oxy}hexahydro-pyrrolo[1,2-a]pyrazine-2(1H)-carboxylate
Conditions | Yield |
---|---|
With potassium tert-butylate In tetrahydrofuran at 20℃; for 3h; | 88% |
1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine
2-bromo-5-(trifluoromethyl)pyridine
Conditions | Yield |
---|---|
Stage #1: 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine; 2-bromo-5-(trifluoromethyl)pyridine With palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 20℃; for 0.0833333h; Schlenk technique; Inert atmosphere; Stage #2: With potassium tert-butylate In toluene at 90℃; for 5h; Schlenk technique; Inert atmosphere; | 88% |
tert-butyl (3R)-3-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
2-bromo-5-(trifluoromethyl)pyridine
tert-butyl (3R)-3-(3-[5-(trifluoromethyl)pyridin-2-yl]phenyl)-1-oxa-8-azaspiro[4.5]decane-8-carboxylate
Conditions | Yield |
---|---|
With sodium carbonate; bis-triphenylphosphine-palladium(II) chloride In water; acetonitrile at 85℃; Suzuki Coupling; | 87% |
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