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Name	4-Bromo-2-fluoroanisole	EINECS	219-096-2
CAS No.	2357-52-0	Density	1.531 g/cm³
PSA	9.23000	LogP	2.59680
Solubility	insoluble in water	Melting Point	16 °C
Formula	C₇H₆BrFO	Boiling Point	215.1 °C at 760 mmHg
Molecular Weight	205.026	Flash Point	98.3 °C
Transport Information	N/A	Appearance	clear very slightly yellow liquid
Safety	26-36-24/25	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	2-Fluoro-4-Bromo anisole;1-bromo-3-fluoro-4-methoxybenzene;2-fluoro-4-bromoanisole;2-Fluoro-4-bromo anisol;4-bromo-2-fluoro-1-methoxy-benzene;	Article Data	19

4-Bromo-2-fluoroanisole Synthetic route

: 321-28-8
1-fluoro-2-methoxybenzene

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
With N-Bromosuccinimide at 20℃; for 0.5h; regioselective reaction;	96%
With sodium bicarbonate; bromine; sodium hydrogensulfite In chloroform; water	94%
With bromine In chloroform for 3h; Ambient temperature;	92%

: 2105-94-4
4-bromo-2-fluorophenol

: 74-88-4
methyl iodide

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide at 20℃;	70%
With potassium carbonate In acetone at 0 - 60℃; for 48h;
With potassium carbonate In acetone at 0 - 60℃; for 48h;
With potassium carbonate In acetone at 0 - 60℃; for 48h;

: 67-56-1
methanol

: 348-61-8
1-bromo-3,4-difluorobenzene

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In 2,2,2-trifluoroethanol; 1,2-dichloro-ethane at 40℃; for 48h; Irradiation;	64%

: 366-99-4
3-fluoro-4-methoxyaniline

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
With sulfuric acid; sodium nitrite Behandeln des Reaktionsgemisches mit Kupfer(I)-bromid und wss. Bromwasserstoffsaeure;

: 5-bromo-2-methoxy-benzenediazonium; tetrafluoroborate

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
beim Erhitzen;

5-bromo-2-methoxy-benzenediazonium-(1)-tetrafluoroborate: 5-bromo-2-methoxy-benzenediazonium-(1)-tetrafluoroborate

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

: 104-92-7
1-bromo-4-methoxy-benzene

A: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

B: 104197-14-0
5-bromo-1,3-difluoro-2-methoxy-benzene

Conditions

Conditions	Yield
With formic acid; fluorine at 10℃; for 1.75h; Fluorination; Title compound not separated from byproducts;	A 43 % Spectr. B 15 % Spectr.

: 108-86-1
bromobenzene

(iso-C4 H9)2 AlH: (iso-C4 H9)2 AlH

Cl2 Pd(PPh3)2: Cl2 Pd(PPh3)2

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
With magnesium In tetrahydrofuran; hexane; nitrogen

: 367-12-4
2-fluorophenol

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: potassium carbonate / tetrahydrofuran / 1 h / 50 °C 2: N-Bromosuccinimide / acetonitrile / 3 h / 70 °C View Scheme

: 24878-26-0
ethyl 3,3-dicyano-2-methylprop-2-enoate

: 2357-52-0
3-fluoro-4-methoxyphenyl bromide

: ethyl 3,3-dicyano-2-(3-fluoro-4-methoxyphenyl)-2-methylpropanoate

Conditions

Conditions	Yield
Stage #1: 3-fluoro-4-methoxyphenyl bromide With iodine; magnesium; lithium chloride In ethylene dibromide at 20℃; for 1h; Inert atmosphere; Stage #2: ethyl 3,3-dicyano-2-methylprop-2-enoate In benzene at -40℃; for 0.5h; Inert atmosphere; regioselective reaction;	95%

4-Bromo-2-fluoroanisole Chemical Properties

The molecular structure of 4-Bromo-2-fluoroanisole (CAS NO.2357-52-0):

IUPAC Name: 4-Bromo-2-fluoro-1-methoxybenzene
Molecular Weight: 205.024343 g/mol
Molecular Formula: C₇H₆BrFO
Density: 1.531 g/cm³
Melting Point: 16 °C
Boiling Point: 215.1 °C at 760 mmHg
Flash Point: 98.3 °C
Index of Refraction: 1.518
Molar Refractivity: 40.61 cm³
Molar Volume: 133.8 cm³
Surface Tension: 33.3 dyne/cm
Enthalpy of Vaporization: 43.3 kJ/mol
Vapour Pressure: 0.22 mmHg at 25 °C
Water Solubility: insoluble
XLogP3-AA: 2.7
H-Bond Acceptor: 2
Rotatable Bond Count: 1
Exact Mass: 203.958606
MonoIsotopic Mass: 203.958606
Topological Polar Surface Area: 9.2
Heavy Atom Count: 10
Canonical SMILES: COC1=C(C=C(C=C1)Br)F
InChI: InChI=1S/C7H6BrFO/c1-10-7-3-2-5(8)4-6(7)9/h2-4H,1H3
InChIKey: DWNXGZBXFDNKOR-UHFFFAOYSA-N
EINECS: 219-096-2
Product Categories: Other fluorin-contained compounds; Fluorobenzene Series; Aromatic Halides (substituted); AnisoleSeries; Anisole; Miscellaneous; Anisoles, Alkyloxy Compounds & Phenylacetates; Bromine Compounds; Fluorine Compounds; Benzenes

4-Bromo-2-fluoroanisole Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-24/25
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3
Hazard Note: Irritant
HazardClass: IRRITANT

4-Bromo-2-fluoroanisole Specification

4-Bromo-2-fluoroanisole (CAS NO.2357-52-0) is also named as 4-Brom-2-fluor-1-methoxybenzol ; 4-Bromo-2-fluoro-1-methoxybenzene ; 4-Bromo-2-fluorophenyl methyl ether ; Benzene, 4-bromo-2-fluoro-1-methoxy- . 4-Bromo-2-fluoroanisole (CAS NO.2357-52-0) is clear very slightly yellow liquid.

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