CAS No.158435-41-7,2-Chloro-4-bromobenzaldehyde Suppliers

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Basic Information

Molecular Structure:
CAS No.:	158435-41-7
Name:	2-Chloro-4-bromobenzaldehyde
Article Data:	16

Formula:	C₇H₄BrClO
Molecular Weight:	219.465
Synonyms:	4-Bromo-2-chlorobenzaldehyde;
Density:	1.698 g/cm³
Melting Point:	74-76℃
Boiling Point:	271.3 °C at 760 mmHg
Flash Point:	117.9 °C
Hazard Symbols:	C
Risk Codes:	C:Corrosive; "> C:Corrosive;
PSA:	17.07000
LogP:	2.91500

Synthetic route

: 960053-48-9
4-bromo-2-chloro-1-(dibromomethyl)benzene

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
With silver nitrate In ethanol; water for 1.33333h; Reflux;	99%
With silver nitrate In water for 1h; Heating / reflux;	97%

: 185315-48-4
(4-bromo-2-chlorophenyl)methanol

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
Stage #1: (4-bromo-2-chlorophenyl)methanol With oxalyl dichloride; dimethyl sulfoxide In dichloromethane at -78℃; for 2h; Swern Oxidation; Stage #2: With triethylamine In dichloromethane at 20℃; for 0.5h;	96%
	95%
With dipyridinium dichromate In dichloromethane Inert atmosphere;	88%

: 31928-47-9
4-bromo-2-chloroiodobenzene

: 68-12-2, 33513-42-7
N,N-dimethyl-formamide

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
Stage #1: 4-bromo-2-chloroiodobenzene With isopropylmagnesium chloride In tetrahydrofuran at -70 - -60℃; for 0.166667h; Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at -60 - 20℃; for 1h;	67%

: 89-98-5
2-chloro-benzaldehyde

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
With sulfuric acid; C18H16Br4N2O3V; dihydrogen peroxide; potassium bromide In methanol; water at 20℃; for 2h; Catalytic behavior;	43.5%
With sulfuric acid; C20H22Br2N2O5V; dihydrogen peroxide In methanol; water at 20℃; for 1.08333h; Catalytic behavior;	41%

: 154607-01-9
4-bromo-2-chlorobenzonitrile

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
Stage #1: 4-bromo-2-chlorobenzonitrile With diisobutylaluminium hydride In dichloromethane; toluene at -60 - 20℃; for 3.5h; Stage #2: With hydrogenchloride In dichloromethane; water; ethyl acetate; toluene at 0 - 20℃;
Stage #1: 4-bromo-2-chlorobenzonitrile With diisobutylaluminium hydride In toluene at -78 - -50℃; for 4h; Stage #2: With water In methanol; toluene at -50℃; for 0.166667h;

: 59748-90-2
4-Bromo-2-chloro-benzoic Acid

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: borane-THF / tetrahydrofuran / 0 - 40 °C 2: pyridinium chlorochromate / dichloromethane / 3 h / 25 °C View Scheme
Multi-step reaction with 2 steps 1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol; triethylamine / N,N-dimethyl-formamide / 17 h / 20 °C 2: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / Cooling with ice View Scheme
Multi-step reaction with 3 steps 1: hydrogenchloride / 12 h / Reflux; Inert atmosphere 2: lithium borohydride / tetrahydrofuran; methanol / 0 - 22 °C / Inert atmosphere 3: dipyridinium dichromate / dichloromethane / Inert atmosphere View Scheme
Multi-step reaction with 2 steps 1: borane-THF / tetrahydrofuran / 4.33 h / 0 - 20 °C 2: dipyridinium dichromate / dichloromethane / 1 h / 20 °C View Scheme

: 25118-59-6
4-bromo-3-chlorobenzoic acid

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: diborane / tetrahydrofuran / 0 - 40 °C 2: pyridinium chlorochromate / dichloromethane / 3 h / 25 °C View Scheme

: 875306-64-2
4-bromo-2-chloro-N-methoxy-N-methylbenzamide

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
With lithium aluminium tetrahydride In tetrahydrofuran for 1h; Cooling with ice;	4.05 g

: 1122-91-4
4-bromo-benzaldehyde

A: 111829-72-2
4-bromo-2,6-dichlorobenzaldehyde

B: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
With N-chloro-succinimide; palladium diacetate; silver trifluoroacetate; anthranilic acid; trifluoroacetic acid In 1,2-dichloro-ethane at 60℃; for 24h; Sealed tube; Overall yield = 72 %; Overall yield = 47 mg;

: 185312-82-7
4-bromo-2-chlorobenzoic acid methyl ester

: 158435-41-7
4-bromo-2-chlorobenzaldehyde

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: lithium borohydride / tetrahydrofuran; methanol / 0 - 22 °C / Inert atmosphere 2: dipyridinium dichromate / dichloromethane / Inert atmosphere View Scheme

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Chemistry

Molecular Structure of 2-Chloro-4-bromobenzaldehyde (CAS No.158435-41-7):

Molecular Formula: C₇H₄BrClO
Molecular Weight: 219.4631
CAS No: 158435-41-7
H bond acceptors: 1
H bond donors: 0
Freely Rotating Bonds: 1
Polar Surface Area: 17.07 Å²
Index of Refraction: 1.623
Molar Refractivity: 45.59 cm³
Molar Volume: 129.2 cm³
Surface Tension: 47.1 dyne/cm
Density: 1.698 g/cm³
Flash Point: 117.9 °C
Enthalpy of Vaporization: 50.95 kJ/mol
Boiling Point: 271.3 °C at 760 mmHg
Vapour Pressure: 0.0065 mmHg at 25°C
InChI: InChI=1/C₇H₄BrClO/c8-6-2-1-5(4-10)7(9)3-6/h1-4H
InChIKey: DHGPLNJITGVCSG-UHFFFAOYAB
Std. InChI: InChI=1S/C₇H₄BrClO/c8-6-2-1-5(4-10)7(9)3-6/h1-4H
Std. InChIKey: DHGPLNJITGVCSG-UHFFFAOYSA-N
Product Categories: Adehydes, Acetals Ketones;Bromine Compounds;Chlorine Compounds

Safety Profile

Hazard Codes: C
Hazard Note: Corrosive

Specification

2-Chloro-4-bromobenzaldehyde (CAS No.158435-41-7), its synonyms are 4-Bromo-2-chlorobenzaldehyde ; Benzaldehyde, 4-bromo-2-chloro- ; 2-Chloro-4-bromobenzaldehyde .