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inquiryCYCLOPENTYLMAGNESIUM BROMIDE Basic information Product Name: CYCLOPENTYLMAGNESIUM BROMIDE Synonyms: bromocyclopentyl-magnesiu;CYCLOPENTYLMAGNESIUM BROMIDE;CYCLOPENTYLMAGNSIUM BROMIDE;Cyc
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inquirySynonyms: bromocyclopentyl-magnesiu;CYCLOPENTYLMAGNESIUM BROMIDE;CYCLOPENTYLMAGNSIUM BROMIDE;Cyclopentylmagnesium bromide (18% in tetrhydrofuran;bromocyclopentylmagnesium;CYCLOPENTYLMAGNESIUM BROMIDE, 2.0M SOLUT ION IN DIETHYL ETHER;18%intetrahydro
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Cyclopentylmagnesium Bromide cas 33240-34-5Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryConditions | Yield |
---|---|
With tetrahydrofuran; magnesium chloride at 37℃; Product distribution; Mechanism; effect of solvent deuteration, other reagents; | A 2% B 71% |
Cyclopentyl bromide
A
Cyclopentane
B
bicyclopentyl
C
cyclopentene
D
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With magnesium In diethyl ether at 0℃; Mechanism; Rate constant; reaction rate dependence on angular velocity of disk, solution viscosity; | A 13 % Chromat. B 21 % Chromat. C 13 % Chromat. D 50% |
Cyclopentyl bromide
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With magnesium In diethyl ether | |
With magnesium In diethyl ether Thermodynamic data; -ΔH(reaction); | |
With magnesium In tetrahydrofuran at 23℃; Kinetics; |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
CuCl - N-heterocyclic carbene In diethyl ether at 0℃; | 100% |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
In diethyl ether; 1,2-dichloro-ethane at 0℃; Inert atmosphere; | 99% |
phenyldimethylsilyl chloride
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With (DrewPhos)2PdI2 In diethyl ether at 20℃; for 24h; | 99% |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With (DrewPhos)2PdI2 In diethyl ether at 20℃; for 24h; Inert atmosphere; Schlenk technique; | 99% |
cyclopentylmagnesium bromide
Cyclopentane
Conditions | Yield |
---|---|
With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; tert-butyl alcohol In diethyl ether at 34℃; | 98% |
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at -78℃; for 2h; Schlenk technique; Inert atmosphere; | 98% |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
In diethyl ether (N2); addn. of a soln. of magnesium compd. in Et2O to a soln. of copper complex in Et2O at -50°C, stirring for 90 min; filtration through Kieselgur, evapn. at -30°C, dissolving in a mixt. of CH2Cl2/petroleum ether 1:5 at -30°C, filtration through Kieselgur, evapn.; | 96% |
(2S,4S)-4-isopropyl-2-p-toluene-4,5-dihydro-<1,2λ6,3>oxathiazole 2-oxide
cyclopentylmagnesium bromide
C17H27NO2S
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether 1) -78 deg C, 5 min, 2) 0 deg C, 45 min; | 94% |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at -30℃; for 0.166667h; | 94% |
1-Fluoronaphthalene
cyclopentylmagnesium bromide
1-cyclopentylnaphthalene
Conditions | Yield |
---|---|
Stage #1: 1-Fluoronaphthalene With bis(1,5-cyclooctadiene)nickel (0); 1,2-bis-(diphenylphosphino)ethane In di-isopropyl ether for 0.05h; Sealed tube; Glovebox; Stage #2: cyclopentylmagnesium bromide In diethyl ether; di-isopropyl ether at 100℃; for 24h; Sealed tube; Glovebox; | 94% |
Stage #1: 1-Fluoronaphthalene With C30H36NiOP2 In tetrahydrofuran for 0.0833333h; Inert atmosphere; Schlenk technique; Stage #2: cyclopentylmagnesium bromide In tetrahydrofuran at 60℃; for 16h; Inert atmosphere; Schlenk technique; | 79% |
Conditions | Yield |
---|---|
With lanthanum(III) chloride; lithium chloride In tetrahydrofuran at 0℃; for 0.5h; | 93% |
LaCl3-2LiCl In tetrahydrofuran | 93% |
isochromane
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
Stage #1: isochromane With 2-azatricyclo[3.3.1.13,7]decan-2-ol; [bis-(trifluoroacetoxy)iodo]benzene In 1,2-dichloro-ethane at 50℃; for 15h; Inert atmosphere; Stage #2: cyclopentylmagnesium bromide With 2-azatricyclo[3.3.1.13,7]decan-2-ol; [bis-(trifluoroacetoxy)iodo]benzene In diethyl ether; 1,2-dichloro-ethane at -30℃; for 3h; Inert atmosphere; | 93% |
Gallium trichloride
cyclopentylmagnesium bromide
tricyclopentylgallium
Conditions | Yield |
---|---|
In diethyl ether room temp, 16h; evapn.; extn. (hexane); distn. (150-155°C, 0.1 mmHg); | 92.4% |
N,N-dibenzylformamide
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With titanium(IV) isopropylate In tetrahydrofuran; benzene Reflux; | 92% |
1-naphthyl tosylate
cyclopentylmagnesium bromide
1-cyclopentylnaphthalene
Conditions | Yield |
---|---|
With 1,2-bis(diphenylphosphino)ethane nickel(II) chloride In tetrahydrofuran at 23℃; Kumada Cross-Coupling; Inert atmosphere; Schlenk technique; | 92% |
(μ-dithio)bis(tricarbonyliron)
cyclopentylmagnesium bromide
(CH3S)(C5H9S)Fe2(CO)6
Conditions | Yield |
---|---|
With methyl iodide In tetrahydrofuran N2; dropwise addn. of Grignard reagent to Fe-complex (-78°C), stirring (15-20 min), addn. of MeI, stirring (30 min, then 2-3 h, room temp.); solvent removal (reduced pressure), chromy. (silicic acid), distn. (reduced pressure); elem. anal.; | 91% |
9-ethyl-6-methoxypurine
cyclopentylmagnesium bromide
8-cyclopentyl-9-ethyl-6-methoxy-9H-purine
Conditions | Yield |
---|---|
With 1,3-bis[(diphenylphosphino)propane]dichloronickel(II); 1,2-dichloro-ethane In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; | 91% |
benzyl 4-oxoquinoline-1(4H)-carboxylate
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
Stage #1: benzyl 4-oxoquinoline-1(4H)-carboxylate With copper(I) bromide dimethylsulfide complex; (R,R)-1,2-bis(2,5-diphenylphospholanyl)ethane In dichloromethane at 18 - 25℃; for 0.333333h; Inert atmosphere; Schlenk technique; Stage #2: cyclopentylmagnesium bromide In dichloromethane at -78℃; for 2h; Inert atmosphere; Schlenk technique; enantioselective reaction; | 91% |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
With methanesulfonic acid(2-dicyclohexylphosphino-2′,4′,6′-triisopropyl-1,1′-biphenyl)[2-(2′-amino-1,1′-biphenyl)]palladium(II) In diethyl ether at 20 - 60℃; for 1h; | 91% |
1-(2-(tert-butylsulfinyl)phenyl)-3-(2-formylphenyl)-1,3-dimethylurea
cyclopentylmagnesium bromide
C25H34N2O3S
Conditions | Yield |
---|---|
With N,N'-dimethylpropylideneurea In tetrahydrofuran; hexane at -78℃; Inert atmosphere; diastereoselective reaction; | 90% |
cyclopentylmagnesium bromide
Conditions | Yield |
---|---|
In tetrahydrofuran at 70℃; | 89% |
anthranilic acid nitrile
cyclopentylmagnesium bromide
(2-aminophenyl)-cyclopentyl methanone
Conditions | Yield |
---|---|
Stage #1: anthranilic acid nitrile; cyclopentylmagnesium bromide With copper(I) bromide dimethylsulfide complex In tetrahydrofuran; diethyl ether at 0 - 20℃; for 3h; Inert atmosphere; Stage #2: With hydrogenchloride In water Cooling with ice; | 89% |
With hydrogenchloride In diethyl ether; water; ethyl acetate | |
Stage #1: anthranilic acid nitrile; cyclopentylmagnesium bromide In tetrahydrofuran at 0 - 20℃; Grignard reaction; Stage #2: With hydrogenchloride; water In tetrahydrofuran Grignard reaction; Stage #3: With sodium hydroxide In tetrahydrofuran; water at 0℃; | |
Stage #1: anthranilic acid nitrile; cyclopentylmagnesium bromide In tetrahydrofuran at 0 - 20℃; Stage #2: With hydrogenchloride; water In tetrahydrofuran Stage #3: With sodium hydroxide In tetrahydrofuran; water at 0℃; | |
In tetrahydrofuran at 0 - 20℃; |
(2S)-2,3-Epoxy-1-(triisopropylsilyloxy)propane
cyclopentylmagnesium bromide
(S)-1-cyclopentyl-3-(triisopropylsilyloxy)propan-2-ol
Conditions | Yield |
---|---|
With dilithium tetrachlorocuprate In tetrahydrofuran at -40℃; for 0.5h; Inert atmosphere; | 89% |
9-benzyl-6-(4-ethylphenyl)-9H-purine
cyclopentylmagnesium bromide
9-benzyl-8-cyclopentyl-6-(4-ethylphenyl)-9H-purine
Conditions | Yield |
---|---|
With 1,3-bis[(diphenylphosphino)propane]dichloronickel(II); 1,2-dichloro-ethane In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; | 89% |
N-Phenyl-2-(trimethylsilyl)propenamide
cyclopentylmagnesium bromide
3-Cyclopentyl-N-phenyl-2-trimethylsilanyl-propionamide
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at 20℃; for 4h; | 88% |
Conditions | Yield |
---|---|
In tetrahydrofuran at -20 - 20℃; Inert atmosphere; | 88% |
isoprene epoxide
cyclopentylmagnesium bromide
(E)-4-cyclopentyl-2-methylbut-2-en-1-ol
Conditions | Yield |
---|---|
With copper(I) bromide In tetrahydrofuran; diethyl ether at -30℃; for 1h; | 87% |
3-(dimethoxymethyl)-1-phenyl-2,3-dihydro-1H-naphtho[1,2-e][1,3]oxazine
cyclopentylmagnesium bromide
C26H31NO3
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether at 20℃; for 0.5h; regioselective reaction; | 87% |
6-methoxy-9-methyl-9H-purine
cyclopentylmagnesium bromide
8-cyclopentyl-6-methoxy-9-methyl-9H-purine
Conditions | Yield |
---|---|
With 1,3-bis[(diphenylphosphino)propane]dichloronickel(II); 1,2-dichloro-ethane In tetrahydrofuran at 20℃; for 24h; Inert atmosphere; | 87% |
benzyl bromide
cyclopentylmagnesium bromide
((cyclopentylsulfonyl)methyl)benzene
Conditions | Yield |
---|---|
Stage #1: cyclopentylmagnesium bromide With 1,4-diazabicyclo[2.2.2]octane-triethylenediamine-bis(sulfur dioxide) In tetrahydrofuran at -40℃; for 1h; Inert atmosphere; Stage #2: benzyl bromide In N,N-dimethyl-formamide at 120℃; for 3h; Inert atmosphere; Microwave irradiation; | 86% |
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