Conditions | Yield |
---|---|
Stage #1: 2-bromo-5-fluoronitrobenzene With iron; acetic acid In ethanol at 20℃; for 2.08333h; Heating / reflux; Stage #2: With sodium hydroxide In diethyl ether; water | 100% |
With tin(ll) chloride In ethanol at 50℃; for 2h; Reagent/catalyst; Temperature; | 100% |
With iron; acetic acid In ethanol; water at 80 - 85℃; for 6h; | 98.9% |
2-azido-1-bromo-5-fluorobenzene
2-bromo-5-fluoroaniline
Conditions | Yield |
---|---|
With iron(III) oxide; hydrazine hydrate In water at 120℃; for 2.5h; Inert atmosphere; | 81% |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: HCl; aq. NaNO2 / 0 °C 1.2: CuBr; HCl / 0 - 60 °C 2.1: H2 / Raney Ni View Scheme |
meta-fluoroaniline
A
2-bromo-5-fluoroaniline
B
3-fluoro-4-bromophenylamine
Conditions | Yield |
---|---|
With N-Bromosuccinimide In DCE at 20℃; | A 11 %Chromat. B 89 %Chromat. |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid; nitric acid / water / 0.25 h / 0 °C 2: ammonium chloride; zinc / water / 0.5 h / 80 °C View Scheme |
Conditions | Yield |
---|---|
With hydrogen bromide; dimethyl sulfoxide In ethyl acetate at 60℃; for 12h; |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: toluene / 2 h / 5 - 25 °C / Large scale 2.1: sulfuric acid / dichloromethane / 1 h / 0 - 5 °C 2.2: 1 h / 5 - 10 °C 3.1: sulfuric acid / water / 14 h / 75 - 80 °C 3.2: 1 h / 0 - 5 °C 3.3: 2 h / 40 - 50 °C 4.1: iron; acetic acid / water; ethanol / 6 h / 80 - 85 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: sulfuric acid / dichloromethane / 1 h / 0 - 5 °C 1.2: 1 h / 5 - 10 °C 2.1: sulfuric acid / water / 14 h / 75 - 80 °C 2.2: 1 h / 0 - 5 °C 2.3: 2 h / 40 - 50 °C 3.1: iron; acetic acid / water; ethanol / 6 h / 80 - 85 °C View Scheme |
cis,trans-2,5-dimethoxytetrahydrofuran
2-bromo-5-fluoroaniline
1-(2-bromo-5-fluorophenyl)-1H-pyrrole
Conditions | Yield |
---|---|
With water; acetic acid In 1,2-dichloro-ethane at 80℃; Paal-Knorr pyrrole synthesis; Inert atmosphere; | 100% |
With acetic acid for 1h; Reflux; |
2-bromo-5-fluoroaniline
pivaloyl chloride
N-(2-bromo-5-fluorophenyl)pivalamide
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h; | 98% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 2h; | 98% |
With triethylamine In dichloromethane at 0 - 20℃; for 3h; | 92% |
With triethylamine In dichloromethane at 0 - 30℃; | |
With triethylamine In dichloromethane at 0 - 20℃; |
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; tris-(o-tolyl)phosphine In N,N-dimethyl-formamide at 120℃; for 36h; Schlenk technique; Inert atmosphere; | 98% |
2-bromo-5-fluoroaniline
4-fluoroboronic acid
4,4'-difluoro-[1,1'-biphenyl]-2-amine
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 96℃; for 24h; Inert atmosphere; | 97% |
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In ethanol; water; toluene at 100℃; for 24h; |
2-bromo-5-fluoroaniline
benzoyl chloride
N-(2-bromo-5-fluorophenyl)benzamide
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 24h; | 96% |
With triethylamine In dichloromethane at 20℃; for 3h; |
2-bromo-5-fluoroaniline
2-azido-1-bromo-5-fluorobenzene
Conditions | Yield |
---|---|
Stage #1: 2-bromo-5-fluoroaniline With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 1.5h; Stage #2: With sodium azide; sodium acetate In water at 0 - 5℃; for 1h; | 96% |
Stage #1: 2-bromo-5-fluoroaniline With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 1.5h; Stage #2: With sodium azide; sodium acetate In water at 0 - 5℃; for 1h; | 96% |
Stage #1: 2-bromo-5-fluoroaniline With hydrogenchloride; sodium nitrite In water at 0 - 5℃; for 1.5h; Stage #2: With sodium azide; sodium acetate In water at 0 - 5℃; for 1h; | 96% |
With tert.-butylnitrite; trimethylsilylazide In acetonitrile at 0 - 20℃; for 0.5h; Inert atmosphere; | 53% |
2-bromo-5-fluoroaniline
acetic anhydride
N-(2-bromo-5-fluoro-phenyl)acetamide
Conditions | Yield |
---|---|
In dichloromethane Inert atmosphere; Reflux; | 96% |
at 10 - 20℃; for 3h; | 90% |
2-bromo-5-fluoroaniline
benzyl chloroformate
2-bromo-5-fluorobenzyloxycarbonylaniline
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In 1,2-dichloro-ethane at 0 - 10℃; for 1h; | 95.6% |
With pyridine In ethyl acetate at 20℃; for 2h; | 85% |
2-bromo-5-fluoroaniline
diethyl 2-ethoxymethylenemalonate
diethyl {[(2-bromo-5-fluorophenyl)amino]methylene}malonate
Conditions | Yield |
---|---|
for 16h; Heating; | 95% |
at 120℃; for 2h; Neat (no solvent); | 84% |
at 100℃; for 2h; |
trans-Crotonaldehyde
2-bromo-5-fluoroaniline
8-bromo-5-fluoro-2-methylquinoline
Conditions | Yield |
---|---|
Stage #1: trans-Crotonaldehyde; 2-bromo-5-fluoroaniline With hydrogenchloride In water at 100℃; for 1h; Heating / reflux; Stage #2: With zinc(II) chloride In water at 0℃; for 0.5h; Stage #3: With ammonia In water pH=8.0; | 95% |
Stage #1: 2-bromo-5-fluoroaniline With hydrogenchloride In water; toluene for 0.5h; Reflux; Stage #2: trans-Crotonaldehyde In water; toluene for 18h; Reflux; | 40% |
2-bromo-5-fluoroaniline
Conditions | Yield |
---|---|
With di-tert-butyl(methyl)phosphonium tetrafluoroborate salt; palladium diacetate; potassium carbonate In N,N-dimethyl acetamide at 110℃; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In toluene at 20℃; for 24h; Sonogashira Cross-Coupling; Inert atmosphere; | 95% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; Inert atmosphere; Sealed tube; |
di-tert-butyl dicarbonate
2-bromo-5-fluoroaniline
tert-butyl N-(2-bromo-5-fluorophenyl)carbamate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 10℃; for 10h; | 94.2% |
Stage #1: di-tert-butyl dicarbonate; 2-bromo-5-fluoroaniline With dmap In tetrahydrofuran for 3h; Reflux; Inert atmosphere; Stage #2: With potassium carbonate In methanol for 3h; Reflux; Inert atmosphere; | 76% |
75% |
1-(2,4-difluorophenyl)pentane-1,4-dione
2-bromo-5-fluoroaniline
1-(2-bromo-5-fluorophenyl)-2-(2,4-difluorophenyl)-5-methyl-1H-pyrrole
Conditions | Yield |
---|---|
With gadolinium(III) trifluoromethanesulfonate In acetonitrile at 30℃; for 0.5h; Paal-Knorr Pyrrole Synthesis; | 94% |
2-bromo-5-fluoroaniline
N,N-dimethyl-formamide
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With pyridine-2-sulfonyl chloride for 0.0833333h; Stage #2: 2-bromo-5-fluoroaniline at 20℃; | 93.9% |
Conditions | Yield |
---|---|
With sodium hydroxide In tetrahydrofuran at 0 - 40℃; for 6h; | 93.8% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 10℃; for 0.5h; | 93.5% |
With pyridine In tetrahydrofuran at 40℃; | |
With pyridine for 24h; | 8.78 g |
Stage #1: 2-bromo-5-fluoroaniline With pyridine In ethyl acetate for 0.166667h; Stage #2: p-toluenesulfonyl chloride In ethyl acetate | |
Stage #1: 2-bromo-5-fluoroaniline With pyridine In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: p-toluenesulfonyl chloride at 20℃; Inert atmosphere; |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 10℃; for 0.5h; | 93.5% |
2-bromo-5-fluoroaniline
acetyl chloride
N-(2-bromo-5-fluoro-phenyl)acetamide
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 10℃; for 0.5h; | 93.2% |
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 16h; Inert atmosphere; | 3 g |
Acetyl bromide
2-bromo-5-fluoroaniline
N-(2-bromo-5-fluoro-phenyl)acetamide
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 10℃; for 0.5h; | 92.9% |
2-bromo-5-fluoroaniline
3-methyl-4-nitro-benzoyl chloride
N-(2-bromo-5-fluorophenyl)-3-methyl-4-nitrobenzamide
Conditions | Yield |
---|---|
With pyridine for 1h; Heating; | 92% |
With pyridine for 2h; Reflux; | 84% |
The molecular structure of 2-Bromo-5-fluoroaniline (CAS NO.1003-99-2):
IUPAC Name: 2-Bromo-5-fluoroaniline
Molecular Weight: 190.013003 g/mol
Molecular Formula: C6H5BrFN
Density: 1.694 g/cm3
Melting Point: 43-47 °C(lit.)
Boiling Point: 228.2 °C at 760 mmHg
Flash Point: 91.8 °C
Index of Refraction: 1.596
Molar Refractivity: 38.17 cm3
Molar Volume: 112.1 cm3
Surface Tension: 45.2 dyne/cm
Enthalpy of Vaporization: 46.48 kJ/mol
Vapour Pressure: 0.0743 mmHg at 25 °C
XLogP3-AA: 2
H-Bond Donor: 1
H-Bond Acceptor: 2
Exact Mass: 188.95894
MonoIsotopic Mass: 188.95894
Topological Polar Surface Area: 26
Heavy Atom Count: 9
Canonical SMILES: C1=CC(=C(C=C1F)N)Br
InChI: InChI=1S/C6H5BrFN/c7-5-2-1-4(8)3-6(5)9/h1-3H,9H2
InChIKey: FWTXFEKVHSFTDQ-UHFFFAOYSA-N
Product Categories: Aniline; Anilines, Amides & Amines; Bromine Compounds; Fluorine Compounds; Pharmaceutical intermediate; Amines; C2 to C6; Nitrogen Compounds
Hazard Codes: Xi, T
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
RIDADR: UN2811
WGK Germany: 3
Hazard Note: Toxic
HazardClass: 6.1
PackingGroup: III
2-Bromo-5-fluoroaniline (CAS NO.1003-99-2) is also named as 2-Brom-5-fluoranilin ; benzenamine, 2-bromo-5-fluoro- ; 2-Bromo-4-fluoroaniline ; 2-Bromo-5-fluoroaniline 98% . 2-Bromo-5-fluoroaniline (CAS NO.1003-99-2) is yellow to brown crystalline powder.
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