As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:5469-26-1
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap
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Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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Min.Order:1 Kilogram
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Type:Lab/Research institutions
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Type:Trading Company
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1-Bromopinacolone CAS:5469-26-1 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
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Min.Order:1 Kilogram
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Min.Order:0 Metric Ton
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Min.Order:1 Kilogram
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Min.Order:1 Gram
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Min.Order:1 Metric Ton
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Type:Trading Company
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Min.Order:1 Metric Ton
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Min.Order:0
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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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Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
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Min.Order:1 bottle
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Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
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TIANFUCHEM--5469-26-1--1-Bromopinacolone Application:TIANFUCHEM--5469-26-1--1-Bromopinacolone
Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
1-Bromopinacolone cas 5469-26-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Best quality with low priceAppearance:clear to ywllowish liquid Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Conditions | Yield |
---|---|
With cerium(III) nitrate hexahydrate; sulfuric acid; dihydrogen peroxide; lithium bromide In water; acetonitrile at 65 - 70℃; Catalytic behavior; Reagent/catalyst; Concentration; Time; Solvent; | 95% |
With bromine In diethyl ether at 10 - 20℃; Inert atmosphere; | 93% |
With bromine In diethyl ether at 10℃; for 0.5h; Cooling with ice; Inert atmosphere; | 93% |
Conditions | Yield |
---|---|
Stage #1: dimethyltitanocene; N,N-dimethylpivalamide In toluene at 65℃; Schlenk technique; Inert atmosphere; Stage #2: With bromine In toluene at -78℃; for 0.0333333h; Schlenk technique; Inert atmosphere; Stage #3: With water In toluene at 20℃; for 1h; Schlenk technique; Inert atmosphere; regioselective reaction; | 95% |
3,3-dimethyl-2-butanol
1-Bromopinacolon
Conditions | Yield |
---|---|
With hydrogen bromide; dihydrogen peroxide In water; acetonitrile at 65 - 70℃; for 6h; Green chemistry; | 91% |
With 3,3-dimethyl-butan-2-one; aluminum tri-tert-butoxide; pyridinium hydrobromide perbromide In toluene at 60℃; for 24h; | |
With ammonium cerium (IV) nitrate; lithium bromide In water; acetonitrile at 65℃; for 3h; | 97 %Chromat. |
Conditions | Yield |
---|---|
With tetraethylammonium bromide; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dichloromethane at 20℃; for 0.0833333h; regioselective reaction; | 91% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 18h; | 70% |
3,3-dimethyl-butan-2-one
A
1,1-dibromo-3,3-dimethylbutan-2-one
B
1-Bromopinacolon
Conditions | Yield |
---|---|
With bromine In methanol for 12h; | A n/a B 49% |
With N-Bromosuccinimide; trimethylsilyl trifluoromethanesulfonate In acetonitrile at 20℃; for 24h; | A n/a B 79 % Spectr. |
1,1-dibromo-3,3-dimethyl-butan-2-ol
1-Bromopinacolon
Conditions | Yield |
---|---|
at 130 - 140℃; |
4-bromo-2-tert-butyl-cyclopent-2-enone
1-Bromopinacolon
3,3-dimethyl-2-(trimethylsilyl)oxy-1-butene
1-Bromopinacolon
Conditions | Yield |
---|---|
With boron trifluoride diethyl etherate; triphenylbismuth(V) difluoride; potassium bromide 1.) CH2Cl2, room temperature, 10 h, 2.) DMF, room temperature, 24 h; Yield given. Multistep reaction; | |
With N-Bromosuccinimide In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere; |
Conditions | Yield |
---|---|
With sodium hydrogencarbonate In isopropyl alcohol at 85℃; | 0.15 mmol |
3,3-dimethyl-butan-2-one
phosphorus pentabromide
A
2,2-Dibromo-3,3-dimethylbutane
B
1,1-dibromo-3,3-dimethylbutan-2-one
C
1-Bromopinacolon
1,1-dibromo-3,3-dimethylbutan-2-one
1-Bromopinacolon
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: LiAlH4, Et2O 2: 130 - 140 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: NBS, (PhCO)2O2 / CCl4 View Scheme | |
Multi-step reaction with 2 steps 1: NBS, (PhCO)2O2 / CCl4 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: formic acid / 200 °C 3: (i) EtONO, HCl, EtOH, (ii) Py, (iii) aq. HCl 4: NBS, (PhCO)2O2 / CCl4 View Scheme | |
Multi-step reaction with 5 steps 1: formic acid / 200 °C 3: (i) EtONO, HCl, EtOH, (ii) Py, (iii) aq. HCl 4: NBS, (PhCO)2O2 / CCl4 View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: (i) EtONO, HCl, EtOH, (ii) Py, (iii) aq. HCl 2: NBS, (PhCO)2O2 / CCl4 View Scheme | |
Multi-step reaction with 3 steps 1: (i) EtONO, HCl, EtOH, (ii) Py, (iii) aq. HCl 2: NBS, (PhCO)2O2 / CCl4 View Scheme |
3-tert-Butyl-1-N,N-dimethylaminocyclopentan
1-Bromopinacolon
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 2: (i) EtONO, HCl, EtOH, (ii) Py, (iii) aq. HCl 3: NBS, (PhCO)2O2 / CCl4 View Scheme | |
Multi-step reaction with 4 steps 2: (i) EtONO, HCl, EtOH, (ii) Py, (iii) aq. HCl 3: NBS, (PhCO)2O2 / CCl4 View Scheme |
3,3-dimethyl-2-butanol
A
3,3-dimethyl-butan-2-one
B
1-Bromopinacolon
Conditions | Yield |
---|---|
With sodium bromate; sulfuric acid; sodium bromide In water at 33 - 35℃; for 0.75h; Microwave irradiation; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: thionyl chloride; N,N-dimethyl-formamide / dichloromethane / 2.33 h / 0 - 20 °C 2.1: dichloromethane; tetrahydrofuran / 20 °C / Cooling with ice 3.1: toluene / 65 °C / Schlenk technique; Inert atmosphere 3.2: 0.03 h / -78 °C / Schlenk technique; Inert atmosphere 3.3: 1 h / 20 °C / Schlenk technique; Inert atmosphere View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: dichloromethane; tetrahydrofuran / 20 °C / Cooling with ice 2.1: toluene / 65 °C / Schlenk technique; Inert atmosphere 2.2: 0.03 h / -78 °C / Schlenk technique; Inert atmosphere 2.3: 1 h / 20 °C / Schlenk technique; Inert atmosphere View Scheme |
1-Bromopinacolon
1-hydroxy-3,3-dimethylbutan-2-one
Conditions | Yield |
---|---|
With sodium hydroxide In water at 0℃; for 1h; | 100% |
With sodium hydroxide In water at 0℃; for 1h; | 100% |
With cesium formate In methanol for 2h; Reflux; Inert atmosphere; | 94% |
1-Bromopinacolon
1-azido-3,3-dimethyl-2-butanone
Conditions | Yield |
---|---|
With sodium azide In acetone at 20℃; | 100% |
With sodium azide In acetone at 20℃; Inert atmosphere; | 98% |
With sodium azide | 91% |
1-Bromopinacolon
(3RS)-3-benzyloxycarbonylamino-2,3-dihydro-5,9-dimethyl-1H-1,4-benzodiazepin-2-one
N-(3RS)-3-benzyloxycarbonylamino-2,3-dihydro-5,9-dimethyl-1-(1,1-dimethylethyl)carbonylmethyl-1H-1,4-benzodiazepin-2-one
Conditions | Yield |
---|---|
Stage #1: (3RS)-3-benzyloxycarbonylamino-2,3-dihydro-5,9-dimethyl-1H-1,4-benzodiazepin-2-one With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; for 4h; deprotonation; Stage #2: 1-Bromopinacolon In N,N-dimethyl-formamide at 20℃; for 5.5h; Alkylation; | 100% |
Conditions | Yield |
---|---|
With triethylamine In acetonitrile at 0℃; for 0.333333h; Inert atmosphere; | 100% |
With sodium hydride In tetrahydrofuran at 20℃; | 83% |
Stage #1: thiophenol With sodium hydride In tetrahydrofuran; oil at 0℃; for 0.5h; Inert atmosphere; Stage #2: 1-Bromopinacolon In tetrahydrofuran; oil at 0 - 20℃; Inert atmosphere; | |
With potassium carbonate In ethanol at 20℃; for 1h; |
2,2,7,7-tetramethyl-3,6-dioxa-2,7-disilaoctane
1-Bromopinacolon
2-(1,1-dimethylethyl)-2-bromomethyl-1,3-dioxolane
Conditions | Yield |
---|---|
With Nafion-TMS In chloroform for 68h; Heating; | 100% |
benzyl (piperidin-4-ylmethyl)carbamate
1-Bromopinacolon
benzyl [1-(3,3-dimethyl-2-oxobutyl)piperidin-4-yl]methylcarbamate
Conditions | Yield |
---|---|
With triethylamine In DMF (N,N-dimethyl-formamide) at 20℃; for 2h; | 100% |
1-Bromopinacolon
4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol
3,3-dimethyl-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)butan-2-one
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 99% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 99% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 99% |
3,3-dimethyl-butan-2-one
1-Bromopinacolon
5-hydroxy-2,2,5,6,6-pentamethylheptan-3-one
Conditions | Yield |
---|---|
With samarium diiodide In tetrahydrofuran at -78℃; for 2.41667h; Reformatsky type reaction; Inert atmosphere; | 98% |
With diethyl ether; magnesium; benzene | |
(i) Mg, EtBr, Et2O, (ii) /BRN= 1209331/, Et2O, benzene; Multistep reaction; |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 98% |
With potassium carbonate |
2-[1-Ethyl-1-(4-hydroxy-3-methyl-phenyl)-propyl]-benzooxazole-6-carboxylic acid methyl ester
1-Bromopinacolon
2-{1-[4-(3,3-Dimethyl-2-oxo-butoxy)-3-methyl-phenyl]-1-ethyl-propyl}-benzooxazole-6-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 4h; | 98% |
1-Bromopinacolon
1-allyl-2-amino-3-(3,3-dimethyl-2-oxobutyl)benzimidazolium bromide
Conditions | Yield |
---|---|
In acetone at 20℃; | 98% |
Conditions | Yield |
---|---|
With sodium acetate In methanol at 23℃; for 0.5h; | 98% |
With sodium acetate In methanol at 23℃; for 0.5h; |
1-Bromopinacolon
ethyl (2,4-dichlorophenyl)carbamate
5-tert-Butyl-3-(2,4-dichloro-phenyl)-3H-oxazol-2-one
Conditions | Yield |
---|---|
With lithium hexamethyldisilazane In tetrahydrofuran; N,N-dimethyl-formamide for 1h; Ambient temperature; | 97.1% |
1-Bromopinacolon
2-methoxy-phenol
1-(2-methoxyphenoxy)-3,3-dimethylbutan-2-one
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 97% |
With potassium carbonate |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 97% |
With potassium carbonate In acetone for 16h; Heating; | 92% |
With potassium carbonate In N,N-dimethyl-formamide at 85℃; Inert atmosphere; | 68% |
With potassium carbonate In acetone | |
With potassium carbonate |
3,3-Dimethyl-1-zinntributyl-butan-2-on
1-Bromopinacolon
2,2,7,7-tetramethyloctan-3,6-dione
Conditions | Yield |
---|---|
bis(benzonitrile)palladium(II) dichloride In benzene at 80℃; for 20h; | 97% |
1H-imidazole
1-Bromopinacolon
1-(1H-imidazol-1-yl)-3,3-dimethylbutan-2-one
Conditions | Yield |
---|---|
With lithium hydride In tetrahydrofuran at -5 - 0℃; for 4h; | 97% |
With potassium carbonate In acetone at 20℃; for 3h; | 36% |
benzyl-2-(2,4-dioxo-5-phenyl-2,3,4,5-tetrahydro-1H-benzo[f][1,3,5]triazepin-1-yl)acetate
1-Bromopinacolon
benzyl 2-(3-(3,3-dimethyl-2-oxobutyl)-2,4-dioxo-5-phenyl-2,3,4,5-tetrahydro-1H-benzo[f][1,3,5]triazepin-1-yl)acetate
Conditions | Yield |
---|---|
Stage #1: benzyl-2-(2,4-dioxo-5-phenyl-2,3,4,5-tetrahydro-1H-benzo[f][1,3,5]triazepin-1-yl)acetate With polymer-supported-2-tert-butylimino-2-diethylamino-1,3-dimethylperhydro-1,3,2-diazaphosphorine In N,N-dimethyl-formamide at 20℃; for 0.5h; Stage #2: 1-Bromopinacolon In N,N-dimethyl-formamide | 97% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 70℃; for 16h; | 97% |
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