o-trifluoromethylphenyl bromide
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With potassium fluoride; potassium tetrafluorocobaltate In dimethyl sulfoxide for 5h; Reflux; | 96.7% |
Multi-step reaction with 3 steps 1.1: nitric acid; sulfuric acid / 50 - 60 °C 2.1: piperazine; hydrogen / methanol / 80 - 90 °C / 6000.6 - 7500.75 Torr 3.1: hydrogen fluoride; potassium fluoride; sodium nitrite / 0.5 h / -10 - 5 °C 3.2: 60 °C View Scheme |
3-fluoro-trifluoromethylbenzene
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With ferric(III) bromide; sulfuric acid; tetrabutylammomium bromide; bromine; lithium bromide at 20 - 25℃; for 8h; Temperature; | 93.09% |
With N-Bromosuccinimide; sulfuric acid; tetrabutylammomium bromide; bromine; ammonium bromide at 20℃; under 760.051 Torr; | 92.3% |
4-bromo-3-(trifluoromethyl)aniline
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Stage #1: 4-bromo-3-(trifluoromethyl)aniline With potassium fluoride; hydrogen fluoride; sodium nitrite at -10 - 5℃; for 0.5h; Stage #2: at 60℃; | 86.8% |
Stage #1: 4-bromo-3-(trifluoromethyl)aniline With hydrogenchloride In water at 25℃; for 3h; Stage #2: With sodium nitrite In water at 0℃; Concentration; Reagent/catalyst; Solvent; Temperature; Further stages; | 82% |
With hydrogen fluoride; sodium nitrite at -10 - 125℃; for 1.5h; Autoclave; | 80% |
N-acetyl-3-trifluoromethylbenzenamine
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: acetic acid; hydrogen bromide; dihydrogen peroxide / 0.5 h / 25 °C / Inert atmosphere 2: hydrogenchloride / water / 90 °C 3: sodium nitrite; hydrogen fluoride / 1.5 h / -10 - 125 °C / Autoclave View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium chlorate; acetic acid; iron; bromine / water / 11 h / 65 °C 2.1: sodium hydroxide / methanol / 5 h / 90 °C 3.1: hydrogenchloride / water / 3 h / 25 °C 3.2: 0 °C View Scheme |
N-(4-bromo-3-trifluoromethylphenyl)acetamide
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride / water / 90 °C 2: sodium nitrite; hydrogen fluoride / 1.5 h / -10 - 125 °C / Autoclave View Scheme |
3-trifluoromethylaniline
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: tetrahydrofuran / 1 h / 60 °C 2.1: sodium chlorate; acetic acid; iron; bromine / water / 11 h / 65 °C 3.1: sodium hydroxide / methanol / 5 h / 90 °C 4.1: hydrogenchloride / water / 3 h / 25 °C 4.2: 0 °C View Scheme |
2-(trifluoromethyl)benzenamine
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: hydrogen bromide; sodium nitrite / water / 0.33 h / 0 - 5 °C 1.2: 0.33 h / 20 °C 2.1: nitric acid; sulfuric acid / 50 - 60 °C 3.1: piperazine; hydrogen / methanol / 80 - 90 °C / 6000.6 - 7500.75 Torr 4.1: hydrogen fluoride; potassium fluoride; sodium nitrite / 0.5 h / -10 - 5 °C 4.2: 60 °C View Scheme |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
(2R)-methylpiperazine
(3R)-1-(4-fluoro-2-(trifluoromethyl)phenyl)-3-methylpiperazine
Conditions | Yield |
---|---|
With 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene Buchwald amination; regioselective reaction; | 100% |
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 100℃; for 5h; Inert atmosphere; | 99% |
With sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 105℃; for 3.5h; Inert atmosphere; | 98% |
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 100℃; for 5h; Buchwald amination; | 73% |
With sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 100 - 110℃; for 3 - 5h; Product distribution / selectivity; | 33.6% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
1-t-Butoxycarbonylpiperazine
tert-butyl 4-(4-fluoro-2-(trifluoromethyl)phenyl)piperazine-1-carboxylate
Conditions | Yield |
---|---|
With sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 110℃; for 0.5h; Microwave irradiation; | 100% |
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 110℃; for 0.5h; Buchwald amination; Microwave irradiation; | 100% |
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 100℃; for 16h; Inert atmosphere; | 83% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
isobutyryl chloride
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With isopropylmagnesium chloride In tetrahydrofuran; tert-butyl methyl ether at 20℃; for 1.5h; Inert atmosphere; Stage #2: isobutyryl chloride In tert-butyl methyl ether at 20℃; for 3h; Inert atmosphere; | 97.6% |
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With isopropylmagnesium chloride In tetrahydrofuran; toluene at 25 - 30℃; for 1h; Large scale; Stage #2: isobutyryl chloride With copper(l) chloride In tetrahydrofuran; toluene at 25 - 40℃; for 1.5h; Temperature; Large scale; |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
acetyl chloride
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With isopropylmagnesium chloride In tetrahydrofuran; tert-butyl methyl ether at 25 - 30℃; for 0.5h; Large scale; Stage #2: acetyl chloride With copper(l) chloride In tetrahydrofuran; tert-butyl methyl ether at 38 - 42℃; for 1h; Solvent; Temperature; Reagent/catalyst; Large scale; | 96.4% |
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With isopropyl chloride; magnesium; isopropyl bromide In tetrahydrofuran; toluene at 20 - 60℃; Stage #2: acetyl chloride With copper(l) chloride In tetrahydrofuran; toluene at -5℃; for 2h; Temperature; |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
(E)-tert-butyl 3-(4-((6-methoxybenzo[b]thiophen-3-yl)oxy)phenyl)acrylate
(E)-tert-butyl 3-(4-((2-(4-fluoro-2-(trifluoromethyl)phenyl)-6-methoxybenzo[b]thiophen-3-yl)oxy)phenyl)acrylate
Conditions | Yield |
---|---|
With chloro[2-(dicyclohexylphosphino)-3 ,6-dimethoxy-2’,4’, 6’-triisopropyl- 1,1’-biphenyl] [2-(2-aminoethyl)phenyl]palladium(II); potassium carbonate; Trimethylacetic acid In N,N-dimethyl acetamide at 150℃; for 2h; Microwave irradiation; Sealed tube; Inert atmosphere; | 94% |
carbon dioxide
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
4-fluoro-2-trifluoromethylbenzoic acid
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With iodine; magnesium In tetrahydrofuran at 50℃; for 1h; Inert atmosphere; Cooling; Stage #2: carbon dioxide In tetrahydrofuran at 5 - 25℃; for 2h; Solvent; Temperature; Inert atmosphere; | 90% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
4-chloro-phenol
1-bromo-4-(4-chlorophenoxy)-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Stage #1: 4-chloro-phenol With potassium hydroxide In 1-methyl-pyrrolidin-2-one at 120℃; for 1h; Inert atmosphere; Stage #2: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene In 1-methyl-pyrrolidin-2-one at 140℃; for 5h; Inert atmosphere; | 87.99% |
With potassium carbonate In N,N-dimethyl-formamide at 110℃; for 5h; | 3.14 g |
propan-1-ol
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
1-bromo-4-propoxy-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With sodium hydride In mineral oil at 20 - 145℃; Microwave irradiation; Sealed tube; | 86% |
Stage #1: propan-1-ol With 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone; potassium tert-butylate In toluene at 50℃; for 0.5h; Inert atmosphere; Stage #2: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene In toluene at 50℃; for 0.5h; Inert atmosphere; |
Trimethyl borate
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With n-butyllithium In tetrahydrofuran; hexane at -30℃; Inert atmosphere; Flow reactor; Stage #2: Trimethyl borate In tetrahydrofuran; hexane at -30℃; Inert atmosphere; Flow reactor; | 85% |
pyrrolidin-3-ol
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
1-[4-fluoro-2-(trifluoromethyl)phenyl]pyrrolidin-3-ol
Conditions | Yield |
---|---|
With caesium carbonate; palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 85℃; for 16h; Inert atmosphere; | 84% |
With caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; palladium diacetate In toluene at 85℃; for 16h; Inert atmosphere; | 84% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
3-Formylphenylboronic acid
C14H8F4O
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium carbonate In 1,4-dioxane; water at 80℃; for 5h; Inert atmosphere; | 77% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
bis(pinacol)diborane
Conditions | Yield |
---|---|
With (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; Glovebox; | 71% |
With (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; Glovebox; | 71% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With dichloro[1,1'-bis(diphenylphosphino)ferrocene]palladium; sodium carbonate In 1,4-dioxane; water at 110℃; for 6h; Inert atmosphere; | 47% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Stage #1: 1-(3-bromophenyl)-5-methyl-1H-pyrazole-3-carboxamide With 4,4,5,5-tetramethyl-2-(3,3,4,4-tetramethylborolan-1-yl)-1,3,2-dioxaborolane; potassium acetate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride In dimethyl sulfoxide at 140℃; for 0.333333h; Microwave irradiation; Stage #2: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With sodium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride In water; dimethyl sulfoxide at 140℃; for 0.777778h; Microwave irradiation; | 41% |
formic acid
1-[4-(2-methylpyrazol-3-yl)phthalazin-1-yl]piperidin-4-amine
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
Stage #1: 1-[4-(2-methylpyrazol-3-yl)phthalazin-1-yl]piperidin-4-amine; 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In 1,4-dioxane at 110℃; Inert atmosphere; Stage #2: formic acid In acetonitrile | 13% |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0) In toluene at 100℃; for 5h; | 10% |
4-[N-[1-[N-(benzofuran-2-ylcarbonyl)amino]cyclohexanecarbonyl]amino]-3-piperidinol hydrochloride
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
Conditions | Yield |
---|---|
With caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; tris-(dibenzylideneacetone)dipalladium(0) In toluene at 100℃; for 4h; |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
2-bromo-5-fluoro-1-nitro-3-trifluoromethyl-benzene
Conditions | Yield |
---|---|
Stage #1: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene With sulfuric acid; sulfur trioxide; potassium nitrate In dichloromethane at 20 - 30℃; for 25h; Stage #2: With sodium hydrogencarbonate In dichloromethane; water |
2-hydroxyethyl acetate
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
2-[4-bromo-3-(trifluoromethyl)phenoxy]ethanol
Conditions | Yield |
---|---|
Stage #1: 2-hydroxyethyl acetate With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.25h; Stage #2: 1-bromo-4-fluoro-2-(trifluoromethyl)benzene In N,N-dimethyl-formamide at 20℃; for 1.5h; |
(2,3-dihydrobenzo[1,4]oxazin-4-yl)[3-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-2,5-dihydropyrrol-1-yl]methanone
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
(2,3-dihydrobenzo[1,4]oxazin-4-yl)[3-(4-fluoro-2-(trifluoromethyl)phenyl)-2,5-dihydropyrrol-1-yl]methanone
Conditions | Yield |
---|---|
With sodium carbonate In 1,2-dimethoxyethane; water for 14h; Heating / reflux; |
2-hydroxyethyl acetate
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
C11H10BrF3O3
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 1h; |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
({1-[4-fluoro-2-(trifluoromethyl)phenyl]pyrrolidin-3-yl}oxy)acetic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: caesium carbonate / palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / toluene / 16 h / 85 °C / Inert atmosphere 2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 60 °C 2.2: 1 h / 60 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / palladium diacetate / toluene / 16 h / 85 °C / Inert atmosphere 2.1: sodium hydride / N,N-dimethyl-formamide; oil / 0.5 h / 60 °C 2.2: 1 h / 60 °C View Scheme |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
4-pyridylboronic acid
4-(4-fluoro-6-trifluoromethylphenyl)pyridine
Conditions | Yield |
---|---|
With potassium carbonate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane at 85℃; for 10h; |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
4-(4-fluoro-6-trifluoromethylphenyl)pyridine-N-oxide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane / 10 h / 85 °C 2: 3-chloro-benzenecarboperoxoic acid / chloroform / 6 h / 0 °C View Scheme |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
4-(4-fluoro-6-trifluoromethylphenyl)pyridine-2-carbonitrile
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane / 10 h / 85 °C 2: 3-chloro-benzenecarboperoxoic acid / chloroform / 6 h / 0 °C 3: triethylamine / acetonitrile / 14 h / 90 °C View Scheme |
1-bromo-4-fluoro-2-(trifluoromethyl)benzene
4-(4-fluoro-6-trifluoromethylphenyl)pyridine-2-carboxamide oxime
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane / 10 h / 85 °C 2: 3-chloro-benzenecarboperoxoic acid / chloroform / 6 h / 0 °C 3: triethylamine / acetonitrile / 14 h / 90 °C 4: hydroxylamine hydrochloride; sodium hydrogencarbonate / ethanol / 3 h / 20 °C View Scheme |
The IUPAC name of 2-Bromo-5-fluorobenzotrifluoride is 1-bromo-4-fluoro-2-(trifluoromethyl)benzene. With the CAS registry number 40161-55-5, it is also named as 4-Fluoro-2-trifluoromethyl-phenylboronic acid. The product's categories are Trifluoromethylbenzene Series; Fluorobenzene; Miscellaneous; Bromine Compounds; Fluorine Compounds; Benzotrifluoride Series; Aryl; C7; Halogenated Hydrocarbons. Besides, it is liquid, which should be stored in sealed place below 0 °C. In addition, its molecular formula is C7H3BrF4 and molecular weight is 243.00.
The other characteristics of 2-Bromo-5-fluorobenzotrifluoride can be summarized as: (1)ACD/LogP: 3.28; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.28; (4)ACD/LogD (pH 7.4): 3.28; (5)ACD/BCF (pH 5.5): 181.89; (6)ACD/BCF (pH 7.4): 181.89; (7)ACD/KOC (pH 5.5): 1442.71; (8)ACD/KOC (pH 7.4): 1442.71; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 0; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.455; (14)Molar Refractivity: 38.91 cm3; (15)Molar Volume: 143.3 cm3; (16)Polarizability: 15.42×10-24cm3; (17)Surface Tension: 25.4 dyne/cm; (18)Density: 1.695 g/cm3; (19)Flash Point: 65.4 °C; (20)Enthalpy of Vaporization: 38.07 kJ/mol; (21)Boiling Point: 160.4 °C at 760 mmHg; (22)Vapour Pressure: 3.1 mmHg at 25 °C.
When you are using this chemical, please be cautious about it as the following: it is irritating to eyes, respiratory system and skin. It is also harmful by inhalation, in contact with skin and if swallowed. In case of contact with eyes, please rinse immediately with plenty of water and seek medical advice. And you should wear suitable protective clothing, gloves and eye/face protection.
People can use the following data to convert to the molecule structure.
(1)SMILES: FC(F)(F)c1cc(F)ccc1Br
(2)InChI: InChI=1/C7H3BrF4/c8-6-2-1-4(9)3-5(6)7(10,11)12/h1-3H
(3)InChIKey: AIDVAZGOACECLJ-UHFFFAOYAM
(4)Std. InChI: InChI=1S/C7H3BrF4/c8-6-2-1-4(9)3-5(6)7(10,11)12/h1-3H
(5)Std. InChIKey: AIDVAZGOACECLJ-UHFFFAOYSA-N
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