Conditions | Yield |
---|---|
With oxalyl dichloride In dichloromethane at 20℃; Appel Halogenation; Reflux; | 98% |
With thionyl chloride In dichloromethane at 0 - 20℃; | 95% |
With thionyl chloride Inert atmosphere; | 95% |
1,1-dimethoxy-1-(4-bromophenyl)methane
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With triethylsilane; acetyl chloride; tin(ll) chloride In dichloromethane for 5h; Ambient temperature; | 92% |
Conditions | Yield |
---|---|
With 18-crown-6 ether; potassium chloride for 1h; High speed ball milling; Neat (no solvent); neat (no solvent, solid phase); | 90% |
Multi-step reaction with 2 steps 1: natrium carbonate 2: fuming hydrochloric acid / 150 °C View Scheme |
Conditions | Yield |
---|---|
With sodium hypochlorite; bis(2,2'-bipyridine)dichloronickel(II) In acetonitrile for 0.666667h; Ambient temperature; Yields of byproduct given; | A 85% B n/a |
Conditions | Yield |
---|---|
With N-chloro-succinimide; tetrachlorosilane In acetonitrile at 60 - 70℃; for 8h; | 75% |
With N-chloro-succinimide; N-hydroxyphthalimide; 2,3-dicyano-5,6-dichloro-p-benzoquinone In acetonitrile at 80℃; for 16h; Time; Sealed tube; Inert atmosphere; | 38% |
durch Chlorierung; |
formaldehyd
bromobenzene
A
2-bromobenzylchloride
B
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With hydrogenchloride; tin(IV) chloride die Trennung der Isomeren erfolgt durch Abkuehlen auf -15grad; |
bromobenzene
bis(2-chloromethyl)ether
(E)-3-Ureido-but-2-enoic acid ethyl ester
A
bis(4-bromophenyl)methane
B
p-bromobenzyl chloride
bromobenzene
bis(2-chloromethyl)ether
A
bis(4-bromophenyl)methane
B
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With zinc(II) chloride | |
With zinc(II) chloride |
Conditions | Yield |
---|---|
With phosphorus pentachloride folgend Destillieren; |
Conditions | Yield |
---|---|
Bromierung; |
Conditions | Yield |
---|---|
(i) HCl, (heating), (ii) /BRN= 1236661/, ZnCl2, HCl; Multistep reaction; |
para-bromotoluene
A
para-chlorotoluene
B
1-Chloro-4-(chloromethyl)benzene
C
4-chlorobenzyl bromide
D
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With sodium chlorite; trichloroacetic acid In dichloromethane for 3h; Chlorination; substitution; Further byproducts given; | A 20 % Chromat. B 18 % Chromat. C 17 % Chromat. D 25 % Chromat. |
para-bromotoluene
A
para-chlorotoluene
B
1-Chloro-4-(chloromethyl)benzene
C
1-bromomethyl-4-bromobenzene
D
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With sodium chlorite; trichloroacetic acid In dichloromethane for 3h; Bromination; chlorination; substitution; Further byproducts given; | A 20 % Chromat. B 18 % Chromat. C 20 % Chromat. D 25 % Chromat. |
hydrogenchloride
formaldehyd
bromobenzene
tin(IV) chloride
A
2-bromobenzylchloride
B
p-bromobenzyl chloride
Conditions | Yield |
---|---|
Product distribution; folgend Vakuumdestillation; |
sulfuryl dichloride
para-bromotoluene
dibenzoyl peroxide
A
para-chlorotoluene
B
1-Chloro-4-(chloromethyl)benzene
C
1-bromomethyl-4-bromobenzene
D
p-bromobenzyl chloride
Conditions | Yield |
---|---|
at 110℃; |
phosphorus pentachloride
p-bromobenzyl chloride
Conditions | Yield |
---|---|
folgenden Destillieren im Vakuum; |
phosphorus pentachloride
B
p-bromobenzyl chloride
Conditions | Yield |
---|---|
at 130℃; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: LiAlH4; diethyl ether 2: benzene; pyridine; thionyl chloride View Scheme |
para-bromotoluene
A
para-chlorotoluene
B
p-bromo-α,α-dichlorotoluene
C
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With tetrachloromethane at 250℃; for 7h; Inert atmosphere; Autoclave; | A 24 %Spectr. B 23 %Spectr. C 27 %Spectr. |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / tetrahydrofuran / 0 - 20 °C 2: thionyl chloride / dichloromethane / 0 - 20 °C View Scheme | |
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / tetrahydrofuran / 0 - 20 °C / Inert atmosphere 2: thionyl chloride / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / methanol / 0.17 h / 20 °C / Cooling with ice 2: thionyl chloride; dmap / dichloromethane / 0.17 h / 20 °C / Cooling with ice View Scheme | |
Multi-step reaction with 2 steps 1: sodium tetrahydroborate / ethanol / 0 - 20 °C / Inert atmosphere 2: thionyl chloride / Reflux View Scheme | |
Multi-step reaction with 2 steps 1: methanol; sodium tetrahydroborate / 2 h / 0 °C 2: thionyl chloride; 1,2,3-Benzotriazole / dichloromethane / 1.08 h View Scheme |
Conditions | Yield |
---|---|
With pyridine; thionyl chloride In dichloromethane | A 30.1 %Spectr. B 35.6 %Spectr. |
Conditions | Yield |
---|---|
Stage #1: p-bromobenzyl chloride With bis(tri-t-butylphosphine)palladium(0); oxygen In toluene at 20℃; for 0.0166667h; Schlenk technique; Stage #2: phenyllithium In toluene at 0℃; for 0.0833333h; Schlenk technique; | 100% |
Conditions | Yield |
---|---|
With potassium carbonate In ethanol at 78℃; for 5h; | 99% |
With methanol; sodium methylate |
Conditions | Yield |
---|---|
With potassium hydroxide; Aliquat 336 for 3h; Heating; | 99% |
2-biphenyl-3yl-acetic acid methyl ester
p-bromobenzyl chloride
2-biphenyl-3-yl-3-(4-bromo-phenyl)-propionic acid methyl ester
Conditions | Yield |
---|---|
Stage #1: 2-biphenyl-3yl-acetic acid methyl ester With lithium hexamethyldisilazane In tetrahydrofuran at -78 - -40℃; for 1.25h; Stage #2: p-bromobenzyl chloride In tetrahydrofuran at -40 - 20℃; Further stages.; | 99% |
phenylacetylene
p-bromobenzyl chloride
1-(4-bromobenzyl)-4-phenyl-1H-1,2,3-triazole
Conditions | Yield |
---|---|
With sodium azide; sodium L-ascorbate In water at 50℃; for 3h; Huisgen Cycloaddition; Green chemistry; | 99% |
With sodium azide In water at 20℃; for 5h; Green chemistry; | 97% |
With sodium azide In ethanol; water at 20℃; for 0.133333h; Sonication; | 90% |
With copper(l) iodide; sodium azide; eosin Y disodium salt In ethanol; water at 20℃; for 2h; Irradiation; Green chemistry; regioselective reaction; | 86% |
With sodium azide In water at 30℃; for 24h; regioselective reaction; | 83% |
Conditions | Yield |
---|---|
Stage #1: acetone oxime With potassium hydroxide; lithium hydroxide In N,N-dimethyl acetamide; water at 50℃; Stage #2: p-bromobenzyl chloride In N,N-dimethyl acetamide; water at 65℃; for 2.25h; | 98.28% |
p-bromobenzyl chloride
Conditions | Yield |
---|---|
Stage #1: p-bromobenzyl chloride With n-butyllithium; Triisopropyl borate In tetrahydrofuran; hexane at -78℃; for 2h; Stage #2: With potassium hydrogen difluoride In tetrahydrofuran; hexane; water at -78 - 20℃; | 98% |
Stage #1: p-bromobenzyl chloride With n-butyllithium; Triisopropyl borate In tetrahydrofuran; hexane at -78℃; for 1h; Stage #2: With potassium hydrogen bifluoride In tetrahydrofuran; hexane; water at -78 - 20℃; | 98% |
p-bromobenzyl chloride
p-bromobenzylazide
Conditions | Yield |
---|---|
With sodium azide; potassium iodide In water; acetone at 20℃; for 60h; Inert atmosphere; | 98% |
With sodium azide In acetonitrile at 80℃; for 20h; | 85% |
With sodium azide; triethylamine In water; tert-butyl alcohol at 20℃; for 0.5h; |
Conditions | Yield |
---|---|
Stage #1: diethyl malonate With sodium ethanolate In ethanol at 20℃; for 0.5h; Stage #2: p-bromobenzyl chloride In ethanol at 0 - 20℃; for 1h; | 98% |
m-tolylboronic acid
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; tricyclohexylphosphine tetrafluoroborate In water; toluene at 80℃; for 2h; Suzuki-Miyaura Coupling; Schlenk technique; Inert atmosphere; | 98% |
thiomorpholine 1,1-dioxide
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 48h; | 97% |
8-chloro-[1,2,4]triazolo[4,3-a]pyridine-3(2H)-thione
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With sodium hydroxide In N,N-dimethyl-formamide at 90℃; for 0.25h; Microwave irradiation; | 96% |
With sodium hydroxide In N,N-dimethyl-formamide at 90℃; for 0.25h; Microwave irradiation; | 89% |
Conditions | Yield |
---|---|
In acetonitrile for 2h; Heating; | 95% |
2,5-dihydroxycyclohepta-2,4,6-trien-1-one
p-bromobenzyl chloride
2,5-bis(4-bromobenzyloxy)tropone
Conditions | Yield |
---|---|
With sodium hydride In N,N,N,N,N,N-hexamethylphosphoric triamide at 60℃; for 13h; | 95% |
5-(4-methylbenzylidene)-2-thioxoimidazolidin-4-one
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With caesium carbonate In ethanol at 20℃; for 25h; | 95% |
p-bromobenzyl chloride
5-[1-(4-Chloro-phenyl)-meth-(Z)-ylidene]-2-thioxo-imidazolidin-4-one
Conditions | Yield |
---|---|
With caesium carbonate In ethanol at 20℃; for 25h; | 95% |
Conditions | Yield |
---|---|
With dmap In dichloromethane at 20℃; for 2h; | 95% |
tri(p-tolyl)bismuth
p-bromobenzyl chloride
1-(4-methylbenzyl)-4-bromobenzene
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In N,N-dimethyl-formamide at 90℃; for 2h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 95% |
Conditions | Yield |
---|---|
With triethylamine; trifluoroacetic acid In dichloromethane at 20℃; for 9h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 8h; Inert atmosphere; | 95% |
p-bromobenzyl chloride
4-n-methylphenylacetylene
1-(4-bromobenzyl)-4-(4-methylphenyl)-1H-1,2,3-triazole
Conditions | Yield |
---|---|
With sodium azide In ethanol; water at 20℃; for 0.166667h; Sonication; | 95% |
With copper(l) iodide; sodium azide; eosin Y disodium salt In ethanol; water at 20℃; for 2h; Irradiation; Green chemistry; regioselective reaction; | 85% |
Thien-3-ylboronic acid
p-bromobenzyl chloride
3-(4-bromobenzyl)thiophene
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In 1,2-dimethoxyethane; water at 100℃; for 4h; Suzuki-Miyaura cross-coupling; Inert atmosphere; Large scale reaction; | 94% |
Conditions | Yield |
---|---|
With water; sodium hydroxide at 20℃; for 0.0666667h; Microwave irradiation; | 93% |
With (NH4)4[ZnMo6O18(OH)6]; oxygen In water; acetonitrile at 60℃; under 760.051 Torr; for 12h; | 87% |
With dihydrogen peroxide; vanadia; Aliquat 336 In water for 15h; Heating; | 85% |
(4-pentylphenyl)boronic acid
p-bromobenzyl chloride
Conditions | Yield |
---|---|
With palladium diacetate; caesium carbonate; tricyclohexylphosphine tetrafluoroborate In water; toluene at 80℃; for 2h; Suzuki-Miyaura Coupling; Schlenk technique; Inert atmosphere; | 93% |
Conditions | Yield |
---|---|
Stage #1: 3-mercapto-1,2,4-triazole With sodium In methanol; 1,2-dimethoxyethane at 20℃; for 0.166667h; Stage #2: p-bromobenzyl chloride In methanol; 1,2-dimethoxyethane at 20℃; for 1h; | 92% |
p-bromobenzyl chloride
N,N-dimethyl (trimethylsilyl)methanamide
2-(4-bromophenyl)-N,N-dimethyl acetamide
Conditions | Yield |
---|---|
tetrakis(triphenylphosphine) palladium(0) In toluene at 65℃; for 20h; | 92% |
sodium methansulfinate
p-bromobenzyl chloride
Conditions | Yield |
---|---|
Stage #1: p-bromobenzyl chloride With Sodium thiosulfate pentahydrate In ethanol; water at 100℃; for 2h; Inert atmosphere; Stage #2: sodium methansulfinate In 1,4-dioxane at 110℃; for 11h; Inert atmosphere; | 92% |
(1-bromoethyl)benzne
urea
p-bromobenzyl chloride
6-(4-bromophenyl)-4-phenyl-1H-pyrimidin-2-one
Conditions | Yield |
---|---|
With pyridine N-oxide In neat (no solvent) at 90℃; for 0.666667h; | 92% |
The Benzene,1-bromo-4-(chloromethyl)-, with CAS registry number 589-17-3, has the systematic name of 1-bromo-4-(chloromethyl)benzene. This chemical is a kind of light yellow crystal powder to light yellow liquid. And it should be stored in cool, dry place in tightly closed containers. What's more, its EINECS is 209-638-6.
Physical properties of Benzene,1-bromo-4-(chloromethyl)-: (1)ACD/LogP: 3.26; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.26; (4)ACD/LogD (pH 7.4): 3.26; (5)ACD/BCF (pH 5.5): 176.42; (6)ACD/BCF (pH 7.4): 176.42; (7)ACD/KOC (pH 5.5): 1411.51; (8)ACD/KOC (pH 7.4): 1411.51; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.569; (14)Molar Refractivity: 43.7 cm3; (15)Molar Volume: 133.3 cm3; (16)Polarizability: 17.32×10-24cm3; (17)Surface Tension: 38.9 dyne/cm; (18)Enthalpy of Vaporization: 45.36 kJ/mol; (19)Vapour Pressure: 0.0744 mmHg at 25°C.
Preparation: this chemical can be prepared by p-bromobenzaldehyde dimethyl acetal. This reaction will need reagents triethylsilane, AcCl and solvent CH2Cl2. The reaction time is 5 hour(s). The yield is about 92%.
Uses of Benzene,1-bromo-4-(chloromethyl)-: it can be used to produce (4-bromo-benzyl)-phenyl ether. This reaction will need reagents sodium, methylate, methanol.
When you are using this chemical, please be cautious about it as the following:
The Benzene,1-bromo-4-(chloromethyl)- irritates to eyes, respiratory system and skin. And this chemical may cause burns. When use it, avoid contact with eyes and wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
You can still convert the following datas into molecular structure:
(1)SMILES: ClCc1ccc(Br)cc1
(2)InChI: InChI=1/C7H6BrCl/c8-7-3-1-6(5-9)2-4-7/h1-4H,5H2
(3)InChIKey: BSIIGUGKOPPTPZ-UHFFFAOYAH
(4)Std. InChI: InChI=1S/C7H6BrCl/c8-7-3-1-6(5-9)2-4-7/h1-4H,5H2
(5)Std. InChIKey: BSIIGUGKOPPTPZ-UHFFFAOYSA-N
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View