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Cas:557-91-5
Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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superior quality moderate price & quick delivery Appearance:clear colourless to brownish liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Applicat
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A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:557-91-5
Min.Order:4 Kilogram
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Cas:557-91-5
Min.Order:1 Kilogram
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inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
Cas:557-91-5
Min.Order:0
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquiryEthane, 1,1-dibromo-Appearance: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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Zhengzhou Kingorgchem Chemical Technology Co., Ltd. was founded on the basis of Organophosphorus Chemistry Lab of Institute of Chemistry Henan Academy of Sciences in 2015. The laboratory covers 600 m2 and the pilot plant covers 2000 m2. Kingorgchem i
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inquiryFINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the dibromoethane, CAS:557-91-5 with the most competitive price and the best quality. We
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Conditions | Yield |
---|---|
With tetraethylammonium chloride In acetonitrile Ambient temperature; electrochemical conditions (Fe cathode); | A 55.9% B n/a |
Conditions | Yield |
---|---|
With chloroethane; bromine at 40 - 100℃; under 37 Torr; Irradiation; temperature dependence of the relative rate constants; | |
With bromine at 170℃; | |
With bromine at 198℃; unter Belichtung bei Abwesenheit von Eisen; |
Conditions | Yield |
---|---|
With hydrogen bromide | |
With water; hydrogen bromide | |
With hydrogen bromide; acetic acid |
Conditions | Yield |
---|---|
With magnesium hydrosilicate; hydrogen bromide |
Conditions | Yield |
---|---|
With aluminum tri-bromide |
Conditions | Yield |
---|---|
With sodium hypobromide |
Conditions | Yield |
---|---|
With phosphorus trichloride dibromide |
Conditions | Yield |
---|---|
at 300 - 315℃; | |
at 300℃; |
Conditions | Yield |
---|---|
With potassium hydroxide; platinum Electrolysis; |
Conditions | Yield |
---|---|
With phosphorus trichloride dibromide |
Conditions | Yield |
---|---|
With mercury bromide; hydrogen bromide at 200℃; |
Conditions | Yield |
---|---|
With hydrogen bromide |
ethyl bromide
A
Vinyl bromide
B
1,1-Dibromoethane
C
ethane
D
ethene
E
n-butane
Conditions | Yield |
---|---|
at 24.9℃; Quantum yield; Irradiation; dependence of the product quantum yields on ethyl bromide pressure, photolysios time and additives (as N2, CF4, NO).; |
ethyl bromide
A
1,1-Dibromoethane
B
2,3-dibromobutane
C
ethane
D
ethene
E
n-butane
Conditions | Yield |
---|---|
With nitrogen(II) oxide under 1.1 Torr; Quantum yield; Product distribution; Ambient temperature; Irradiation; var. pressure; effect of inert gas, radical scavenger; |
Conditions | Yield |
---|---|
copper and nickel chlorides at 170℃; Equilibrium constant; Thermodynamic data; 200 - 250 deg C, ΔH(excit.), ΔS(excit).; |
Conditions | Yield |
---|---|
des Kalium-Salzes.Electrolysis; |
water
hydrogen bromide
acetylene
A
Vinyl bromide
B
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 100℃; under 80 - 240 Torr; Kinetics; |
3-bromo-3-methyldiazirine
A
Vinyl bromide
B
1,1-Dibromoethane
C
ethene
D
ethylene dibromide
E
acetylene
F
1,2-dibromomethane
Conditions | Yield |
---|---|
With (Z)-2-Butene Product distribution; Mechanism; Ambient temperature; Irradiation; gas phase photolysis; further additives, different conditions; |
Vinyl bromide
water
hydrogen bromide
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 198℃; unter Belichtung; | |
at 230℃; unter Belichtung; |
Vinyl bromide
hydrogen bromide
acetic acid
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 100℃; | |
at 50℃; |
Vinyl bromide
hydrogen bromide
aluminium bromide
acetic acid
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 50℃; | |
at 100℃; |
Vinyl bromide
hydrogen bromide
acetic acid
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 50℃; | |
at 100℃; |
Conditions | Yield |
---|---|
at 100 - 200℃; |
Vinyl bromide
hydrogen bromide
acetic acid
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 50℃; | |
at 100℃; |
Vinyl bromide
hydrogen bromide
acetic acid
1,1-Dibromoethane
Conditions | Yield |
---|---|
at 50℃; | |
at 100℃; |
Conditions | Yield |
---|---|
at 100 - 200℃; |
Conditions | Yield |
---|---|
at 100 - 200℃; |
Vinyl bromide
hydrogen bromide
A
1,1-Dibromoethane
B
ethylene dibromide
Conditions | Yield |
---|---|
Produkt 2. entsteht nur bei Gegenwart von Diphenylamin; | |
Produkt 2. entsteht nur bei Gegenwart von Dimethylanilin; | |
Produkt 2. entsteht nur bei Gegenwart von Thiophenol+MgCl2; |
Conditions | Yield |
---|---|
With nitrogen In N-methyl-acetamide; water; mineral oil | 100% |
Conditions | Yield |
---|---|
With lanthanum; iodine In tetrahydrofuran at 67℃; for 5h; | 98% |
magnesium dihydride
7-Bromo-1-[(S)-2-(tert-butyldimethyl-silanyloxy)-propyl]-6-oxiranylmethoxy-1H-indazole
1,1-Dibromoethane
1-Bromo-3-[7-bromo-1-[(S)-2-(tert-butyl-dimethyl-silanyloxy)-propyl]-1H-indazol-6-yloxy]-propan-2-ol
Conditions | Yield |
---|---|
With ammonium chloride In tetrahydrofuran | 95% |
Conditions | Yield |
---|---|
Stage #1: With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride In tetrahydrofuran; dichloromethane at 0 - 25℃; for 0.666667h; Inert atmosphere; Stage #2: With lead(II) chloride; zinc In tetrahydrofuran; dichloromethane at 25℃; for 0.333333h; Inert atmosphere; Stage #3: 1,1-Dibromoethane; C64H88O12Si In tetrahydrofuran; dichloromethane for 1h; Inert atmosphere; Reflux; | 93% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; zinc; titanium tetrachloride In tetrahydrofuran; dichloromethane | 91% |
1,1-Dibromoethane
2-Methyl-4,5-diphenyl-cyclopent-4-ene-1,3-dione
Conditions | Yield |
---|---|
In toluene at 50℃; for 5h; | 90% |
1,1-Dibromoethane
isopropyl benzoate
((Z)-1-Isopropoxy-propenyl)-benzene
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 2h; | 88% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc; lead(II) chloride In tetrahydrofuran at 20℃; for 5h; | 88% |
3-thiophene carboxaldehyde
1,1-Dibromoethane
isopropylmagnesium chloride
1-chloro-3-hydroxypropane
1-(3-Thienyl)-1,4-butanediol
Conditions | Yield |
---|---|
With magnesium In tetrahydrofuran | 88% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With carbon disulfide In N-methyl-acetamide | 88% |
1,1-Dibromoethane
ethyl cysteinate hydrochloride
thiomorpholinecarboxylic acid ethyl ester
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran | 87% |
benzoic acid methyl ester
1,1-Dibromoethane
(1-methoxyprop-1-en-1-yl)benzene
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 2h; | 86% |
magnesium dihydride
7-Bromo-1-[2-(tert-butyldimethyl-silanyloxy)-propyl]-6-oxiranylmethoxy-1H-indazole
1,1-Dibromoethane
1-Bromo-3-[7-bromo-1-[2-(tert-butyl-dimethyl-silanyloxy)-propyl]-1H-indazol-6-yloxy]-propan-2-ol
Conditions | Yield |
---|---|
With ammonium chloride In tetrahydrofuran | 86% |
1,1-Dibromoethane
cyclopent-3-enol
exo-6-Methyl-cis-bicyclo<3.1.0>hexan-3-ol
Conditions | Yield |
---|---|
With diethylzinc; copper; zinc In diethyl ether for 12h; Ambient temperature; | 85% |
3-(4-chlorophenyl)-4-(4-hydroxybenzyl)-7-methoxychromen-2-one
1,1-Dibromoethane
3-(4-chlorophenyl)-4-(4-(2-bromoethoxy)benzyl)-7-methoxychromen-2-one
Conditions | Yield |
---|---|
With potassium carbonate In acetone | 83% |
With potassium carbonate In acetone | 83% |
N-(cyclohexanecarbonyl)piperidine
1,1-Dibromoethane
1-((E)-1-Cyclohexyl-propenyl)-piperidine
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 18h; | 82% |
1,1-Dibromoethane
bis(pinacol)diborane
Conditions | Yield |
---|---|
With copper(l) iodide; lithium methanolate In N,N-dimethyl-formamide at 40℃; for 24h; Schlenk technique; Inert atmosphere; | 82% |
With lithium tert-butoxide In N,N-dimethyl-formamide at 30℃; under 760.051 Torr; for 6h; Irradiation; | 74% |
With copper(l) iodide; lithium tert-butoxide In N,N-dimethyl-formamide at 40℃; for 24h; Inert atmosphere; | 71% |
1,1-Dibromoethane
(E)-(5R,7R,8R)-8-((benzyloxy)methoxy)-7-((4-methoxybenzyl)oxy)non-1-en-5-yl 5-((tert-butyldimethylsilyl)oxy)-2,2-dimethylpent-3-enoate
(((E)-4-((S)-2-((2R,3R)-3-((benzyloxy)methoxy)-2-((4-methoxybenzyl)oxy)butyl)-3,4-dihydro-2H-pyran-6-yl)-4-methylpent-2-en-1-yl)oxy)(tert-butyl)dimethylsilane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; lead(II) chloride; zinc In dichloromethane for 2h; Reflux; | 82% |
Conditions | Yield |
---|---|
With sodium hexamethyldisilazane In toluene at 25℃; for 24h; | 81.7% |
With sodium hexamethyldisilazane In toluene at 0 - 25℃; for 24h; Inert atmosphere; | 37% |
1,1-Dibromoethane
benzoic acid tert-butyl ester
(1-tert-butoxypropenyl)-benzene
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 2h; | 81% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc; lead(II) chloride In tetrahydrofuran at 20℃; for 14h; alkylidenation; | 81% |
1,1-Dibromoethane
trimethylsilyl cyclohexanecarboxylate
(Z)-1-cyclohexyl-1-(trimethylsilyloxy)-1-propene
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 2h; | 80% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc; lead(II) chloride In tetrahydrofuran at 20℃; for 5h; | 79% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; zinc; titanium tetrachloride In tetrahydrofuran; dichloromethane | 78% |
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 3h; | 76% |
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; titanium tetrachloride; zinc In tetrahydrofuran at 25℃; for 2h; | 75% |
1,1-Dibromoethane
Methyl-2 phenyl-4 cyclopenten-4 dion-1.3
Conditions | Yield |
---|---|
In toluene at 70℃; for 8h; | 75% |
Conditions | Yield |
---|---|
With potassium carbonate In hexane; ethyl acetate; N,N-dimethyl-formamide | 75% |
1,1-Dibromoethane
Conditions | Yield |
---|---|
With N,N,N,N,-tetramethylethylenediamine; zinc; titanium tetrachloride In tetrahydrofuran; dichloromethane | 74% |
1-(p-chlorophenyl)-2-cyclopropyl-2-methylethan-1-one
1,1-Dibromoethane
2-(4-chlorophenyl)-2-(1-cyclopropylethyl)-3-methyloxirane
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; | 73% |
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