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Cas:626-87-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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Min.Order:1 Metric Ton
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Type:Manufacturers
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Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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Min.Order:1 Metric Ton
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
Type:Trading Company
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Min.Order:1 Kilogram
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Type:Trading Company
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1,4-Dibromopentane CAS:626-87-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermed
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Min.Order:1 Gram
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Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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Cas:626-87-9
Min.Order:10 Gram
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Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
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Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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Cas:626-87-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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Cas:626-87-9
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
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Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryLower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
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R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
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1,4-Dibromopentane CAS NO.626-87-9 Application:1,4-Dibromopentane CAS NO.626-87-9
Conditions | Yield |
---|---|
With hydrogen bromide; phosphorus tribromide at 30℃; for 0.666667h; | A 34% B 43% |
Conditions | Yield |
---|---|
With sulfuric acid; hydrogen bromide | |
With aluminum tri-bromide | |
With phosphorus tribromide | |
With hydrogen bromide |
Conditions | Yield |
---|---|
With hydrogen bromide | |
With hydrogen bromide; calcium chloride | |
With hydrogen bromide Heating; |
Conditions | Yield |
---|---|
With hydrogen bromide at 100 - 110℃; |
Conditions | Yield |
---|---|
With bromine im direkten Sonnenlicht; |
Conditions | Yield |
---|---|
(i) H2, (ii) aq. HBr; Multistep reaction; |
Conditions | Yield |
---|---|
With bromine In dichloromethane |
5-methoxy-2-pentanol
1,4-dibromopentane
Conditions | Yield |
---|---|
With hydrogen bromide |
1,4-dibromopentane
Conditions | Yield |
---|---|
With hydrogen bromide at 100℃; |
1,4-dibromopentane
Conditions | Yield |
---|---|
With hydrogen bromide |
Conditions | Yield |
---|---|
at 100℃; |
1,4-Pentanediol
water
hydrogen bromide
1,4-dibromopentane
Conditions | Yield |
---|---|
im direkten Sonnenlicht; |
5-methoxy-2-pentanone
1,4-dibromopentane
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Na, H2O / diethyl ether 2: HBr View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: (i) benzene, (ii) aq. HCl 2: NaBH4, aq. NaOH / methanol 3: HBr, CaCl2 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NaBH4, aq. NaOH / methanol 2: HBr, CaCl2 View Scheme |
ethyl 2-acetyl-4-methoxybutanoate
1,4-dibromopentane
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: (i) NaOH, (ii) H2SO4 2: Na, H2O / diethyl ether 3: HBr View Scheme |
tert-butyl (4-hydroxyphenyl)(methyl)carbamate
B
1,4-dibromopentane
Conditions | Yield |
---|---|
In 1,1,1-trichloroethane at 60℃; for 24h; | 100% |
In acetone for 24h; Reflux; | 99% |
In acetone for 72h; Reflux; | 91% |
diethyl phenylsulfonylmethylphosphonate
1,4-dibromopentane
Conditions | Yield |
---|---|
With sodium hydroxide; trimethyldodecylammonium chloride In water for 20h; Ambient temperature; | 95% |
Conditions | Yield |
---|---|
With sodium sulfide In dimethyl sulfoxide at 150℃; for 0.25h; | 94.1% |
With sodium sulfide; ethanol | |
With sodium sulfide; ethanol | |
With sodium sulfide; water |
1,4-dibromopentane
1,4-bis(azido)pentane
Conditions | Yield |
---|---|
With sodium azide In N,N-dimethyl-formamide at 60℃; for 24h; | 93% |
With sodium azide In water at 120℃; for 0.5h; microwave irradiation; | 82% |
With methanol; sodium azide |
1,4-dibromopentane
1-Iodo-4-bromopentane
Conditions | Yield |
---|---|
With sodium iodide In acetone Ambient temperature; | 93% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In toluene for 20h; Reflux; | 93% |
Conditions | Yield |
---|---|
With sodium hydride In 1,4-dioxane for 16h; Heating; | 92% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In toluene for 20h; Reflux; | 92% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In toluene for 20h; Reflux; | 92% |
With N-ethyl-N,N-diisopropylamine In toluene for 20h; Reflux; |
Conditions | Yield |
---|---|
With potassium carbonate In water at 120℃; for 0.333333h; microwave irradiation; | 89% |
Conditions | Yield |
---|---|
In diethyl ether; ethanol 1) 0 deg C, 1 h; 2) r.t., 3 days; | 88% |
Conditions | Yield |
---|---|
In acetone for 21h; Ambient temperature; | 88% |
Conditions | Yield |
---|---|
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; tetrabutyl-ammonium chloride; sodium hydrogencarbonate; potassium bromide In dichloromethane; water 0 deg C, 1 h, RT, 0.5 h; | 87% |
4,4,5,5‐tetramethyl‐2‐[5‐phenyl‐1‐(4,4,5,5‐tetramethyl‐1,3,2‐dioxaborolan‐2‐yl)propyl]‐1,3,2‐dioxaborolane
1,4-dibromopentane
Conditions | Yield |
---|---|
Stage #1: 4,4,5,5‐tetramethyl‐2‐[5‐phenyl‐1‐(4,4,5,5‐tetramethyl‐1,3,2‐dioxaborolan‐2‐yl)propyl]‐1,3,2‐dioxaborolane With 2,2,6,6-tetramethylpiperidinyl-lithium In tetrahydrofuran at 0℃; for 0.166667h; Sealed tube; Inert atmosphere; Stage #2: 1,4-dibromopentane In tetrahydrofuran at 0℃; for 0.25h; Sealed tube; Inert atmosphere; | 86% |
1,4-dibromopentane
aniline
(+/-)-2-methyl-1-phenylpyrrolidine
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; | 85% |
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 6h; Inert atmosphere; | 80% |
With potassium carbonate In water at 120℃; for 0.333333h; microwave irradiation; | 68% |
phosphan
1,4-dibromopentane
A
1,4-Bis-phosphanyl-pentane
B
methyl-2 phospholanne
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 20℃; for 3h; | A 5% B 80% |
With potassium hydroxide In dimethyl sulfoxide at 30℃; for 3h; | A 5% B 80% |
1,4-dibromopentane
bis(pinacol)diborane
2-(4-bromopentyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); potassium phosphate monohydrate; di-tert-butyl(methyl)phosphonium tetrafluoroborate salt In water; tert-butyl alcohol at 60℃; Inert atmosphere; | 79% |
With tris-(dibenzylideneacetone)dipalladium(0); P(t-Bu)2Me*HBF4; sodium methylate In 1,4-dioxane at 25℃; for 24h; Inert atmosphere; | 62% |
1-lithio-1-methylseleno-1-phenylethane
1,4-dibromopentane
Conditions | Yield |
---|---|
78% |
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran at -78℃; for 15h; | 78% |
1,4-dibromopentane
2-methylselenolan
Conditions | Yield |
---|---|
With selenium; sodium tetrahydroborate In ethanol for 3h; Heating; | 78% |
1,4-dibromopentane
Conditions | Yield |
---|---|
With potassium carbonate In dimethyl sulfoxide at 120℃; for 0.0833333h; | 78% |
1,4-dibromopentane
diethyl malonate
methyl-2 cyclopentanedicarboxylate-1,1 de diethyle
Conditions | Yield |
---|---|
With sodium hydride In 1,2-dimethoxyethane | 77% |
With ethanol; sodium | |
With sodium ethanolate |
1,4-dibromopentane
hydroxy-phenyl-acetic acid ethyl ester
Conditions | Yield |
---|---|
With lithium diisopropyl amide In tetrahydrofuran 1.) -78 deg C, 15 min; 2.) warm up to RT, 1 h; | 77% |
Conditions | Yield |
---|---|
With lithium chloride In N,N-dimethyl-formamide at 90℃; Inert atmosphere; | 77% |
(diphenylthiophosphinoyl)acetonitrile
1,4-dibromopentane
Conditions | Yield |
---|---|
With potassium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In acetonitrile at 20℃; for 7.5h; | 76% |
Conditions | Yield |
---|---|
With copper(l) chloride In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; | 76% |
1,4-dibromopentane
potassium thioacetate
A
4-bromopentyl thioacetate
Conditions | Yield |
---|---|
With silica gel In benzene at 60℃; for 7h; | A 75% B 11% |
Conditions | Yield |
---|---|
Stage #1: Isobutyronitrile With n-butyllithium; diisopropylamine In tetrahydrofuran at -78℃; for 1h; Stage #2: 1,4-dibromopentane In tetrahydrofuran at -78 - 20℃; | 74% |
Conditions | Yield |
---|---|
Stage #1: 1,4-dibromopentane With magnesium In tetrahydrofuran at 20℃; for 4h; Stage #2: Methyl pivalate In tetrahydrofuran at 0 - 20℃; | 72% |
tert-butylmagnesium chloride
1,4-dibromopentane
6-bromo-2,2-dimethylheptane
Conditions | Yield |
---|---|
With cobalt(II) chloride; lithium iodide; isoprene In tetrahydrofuran at -78 - 50℃; for 12h; Inert atmosphere; | 71% |
With cobalt(II) chloride; lithium iodide; isoprene In tetrahydrofuran at -78 - 50℃; for 12h; Inert atmosphere; | 71% |
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