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inquiry(R)-2-Methylbutanol CAS:616-16-0 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 interme
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inquiryHenan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod
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inquirysuperior quality moderate price & quick delivery Appearance:powder 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. Application:Used to make other chemica
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inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
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inquiry(R)-2-METHYLBUTANOL; (+)-2-Methyl-1-butanol; (R)-(+)-2-Methyl-1-butanol; (2R)-2-Methyl-1-butanol; )-2-methylbutan-1-ol CAS No: 616-16-0 Molecular formula: C5H12O Molecular weight: 88.15 (R)-2-methylbutanol Boiling point 129 °C D
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inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers. Product Name:(R)-2-Methylbutanol CAS No:616-16-0 Sy
(R)-2-MethylbutanolAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
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inquiryAmoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi
Quick Details CAS No.: 616-16-0 Other Names: (+)-2-Methyl-1-butanol; (R)-(+)-2-Methyl-1-butanol MF: C5H12O Place of Origin: Shandong, China (Mainland) Grade Standard: Othe
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inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:white powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary a
1-Butanol, 2-methyl-,(2R)-Appearance: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 price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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(R)-2-methylbutyric acid
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
Stage #1: (R)-2-methylbutyric acid With lithium aluminium tetrahydride In diethyl ether at 0 - 5℃; for 1h; Stage #2: With hydrogenchloride; water In diethyl ether Cooling with ice; | 100% |
Stage #1: (R)-2-methylbutyric acid With lithium aluminium tetrahydride In diethyl ether at 0 - 5℃; for 1h; Stage #2: With water In diethyl ether | 100% |
With lithium aluminium tetrahydride In diethyl ether at 0 - 20℃; for 1h; | 93% |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With Amberlyst(R) In methanol at 45℃; for 0.666667h; | 100% |
(R)-2-methyl-1-(2-tetrahydropyranyloxy)butane
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In ethanol for 12h; Ambient temperature; | 95% |
With toluene-4-sulfonic acid In methanol for 3h; Decomposition; Heating; | 57% |
With toluene-4-sulfonic acid In methanol for 4h; Heating; |
1-methoxy-4-((R)-(-)-2-methylbutoxymethyl)benzene
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With palladium on activated charcoal; hydrogen In dichloromethane under 760.051 Torr; | 93% |
With palladium on carbon; hydrogen In dichloromethane at 20℃; | 64% |
(R)-4-benzyl-3-((R)-2-methylbutanoyl) oxazolidin-2-one
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With lithium borohydride In methanol; diethyl ether at -30℃; Inert atmosphere; Cooling with ice; | 92% |
With lithium borohydride In methanol; diethyl ether at -30 - 0℃; for 12.5h; Inert atmosphere; | 92% |
With methanol; lithium borohydride In tetrahydrofuran at 0 - 20℃; for 3h; | |
With lithium aluminium tetrahydride In diethyl ether at -20 - 0℃; for 2h; | |
Multi-step reaction with 2 steps 1: lithium hydroxide; dihydrogen peroxide / water / 16 h / 0 - 20 °C 2: lithium aluminium tetrahydride / diethyl ether / 1 h / 0 - 20 °C View Scheme |
(R)-2-methylbutanal
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With dimethylsulfide borane complex 1.) 0 deg C, 0.5 h, 2.) 25 deg C, 0.5 h; | 90% |
With sodium tetrahydroborate In tetrahydrofuran; water for 4h; Ambient temperature; |
Acetaldehyde O-ethyl O'-(R)-2-methylpropyl acetal
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In tetrahydrofuran; water for 2h; Heating; | 88% |
With pyridinium p-toluenesulfonate In tetrahydrofuran; water Heating; Yield given; |
(R)-4-benzyl-3-((R)-2-methylbutanoyl) oxazolidin-2-one
A
(R)-2-Methyl-1-butanol
B
(R)-4-(phenylmethyl)-2-oxazolidinone
Conditions | Yield |
---|---|
With lithium borohydride In methanol; diethyl ether at -20 - 0℃; for 2h; Inert atmosphere; | A 86% B 72% |
Stage #1: (R)-4-benzyl-3-((R)-2-methylbutanoyl) oxazolidin-2-one With lithium borohydride In methanol; diethyl ether at -20 - 0℃; for 2h; Inert atmosphere; Stage #2: With sodium hydroxide In methanol; diethyl ether for 0.5h; Inert atmosphere; | A 86% B 72% |
(2R)-N-[(1S,2S)-2-hydroxy-1-methyl-2-phenylethyl]-N-methyl-2-methylbutanamide
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran; hexane at 23℃; for 2h; | 85% |
With n-butyllithium; ammonia borane; diisopropylamine In tetrahydrofuran; hexane at -78 - 25℃; for 2h; | 76% |
With lithium amidotrihydridoborate In tetrahydrofuran; hexane at 20℃; |
(R)-2-methylbutyl benzoate
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With sodium hydroxide In methanol; water for 2h; Heating; | 84% |
(R)-2-(iodomethyl)butyl acetate
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride Inert atmosphere; | 82% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 23℃; for 2h; | 82% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 23℃; for 2h; | 82% |
methylmagnesium bromide
(2S)-3-iodo-2-methyl-1-propanol
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With dilithium tetrachlorocuprate(II) Inert atmosphere; | 77% |
methylmagnesium chloride
(2S)-3-iodo-2-methyl-1-propanol
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With dilithium tetrachlorocuprate In tetrahydrofuran; diethyl ether at 0 - 23℃; for 3h; | 77% |
With dilithium tetrachlorocuprate In tetrahydrofuran; diethyl ether at 0 - 23℃; for 3h; | 77% |
Conditions | Yield |
---|---|
With vinyl acetate; pseudomonas fluorescens lipase In dichloromethane Enzymatic reaction; | 30% |
(+/-)-2-methyl-1-butanol
A
(R)-2-Methyl-1-butanol
B
(2S)-2-methyl-1-butanol
Conditions | Yield |
---|---|
Stage #1: (+/-)-2-methyl-1-butanol With (R,R,R,R)-(-)-trans,trans-2,3,10,11-tetrakis(hydroxydiphe.. at 20℃; for 24h; inclusion complexation; resolution of racemate; Stage #2: at 180℃; under 30 Torr; decomposition of complex; | A n/a B 5% |
Stage #1: (+/-)-2-methyl-1-butanol With chiral Zn*salen complex at 40℃; for 2h; Stage #2: at 60℃; Further stages.; | |
With C14H15NO8Zn2 for 48h; Resolution of racemate; optical yield given as %ee; |
2-Methylbutyraldehyde
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
bei der Einw.von Termobacterium mobile Lindner; teilweise racemisierte Praeparat entsteht; |
2-Methylbutyraldehyde
A
(R)-2-Methyl-1-butanol
B
propionic acid
Conditions | Yield |
---|---|
bei der Einw. von Aceton-Trockenpreparaten aus B.pasteuranium; | |
bei der Einw. von B. pasteurianum; |
Conditions | Yield |
---|---|
ueber den Tartranilsaeureester; teilweise racemisierte Praeparat entsteht; | |
ueber das Brucin- oder Strychninsalz des sauren Schwefelsaeureesters; teilweise racemisierte Praeparat entsteht; |
dichloromethane
(R)-(-)-2-(1-methylpropyl)-1,3,2-dioxaborinane
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With n-butyllithium; K-tetrakis(isopropoxy)borate; hydroxide; dihydrogen peroxide; trimethyleneglycol Yield given. Multistep reaction; |
(R)-2-Methylbutyrat
A
(R)-2-Methyl-1-butanol
B
(2S)-2-methyl-1-butanol
Conditions | Yield |
---|---|
With carbon monoxide; Paraquat In water at 40℃; pH: 5.5; Clostridium thermoaceticum; |
(R)-2-methylbutyl acetate
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With potassium hydroxide In methanol; diethyl ether; water at 25℃; for 1h; Yield given; |
(R)-1-<(2-methylbutoxy)methyl>benzene
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With hydrogenchloride; hydrogen; palladium on activated charcoal In tetrahydrofuran under 760 Torr; for 3h; |
(4R,5S)-4-methyl-3-[2(R)-methyl-1-oxobutyl]-5-phenyloxazolidin-2-one
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With lithium hydroxide; lithium aluminium tetrahydride; dihydrogen peroxide 2) Et2O; Yield given. Multistep reaction; |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With sodium tetrahydroborate at 85 - 90℃; for 20h; |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In dimethyl sulfoxide at 85 - 90℃; for 20h; |
A
2-Methylbutanoic acid
B
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
bei der Einw. von Bact.pasteurianum oder daraus hergestellten Acetontrockenpraeparaten; |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride ein partiell racemisches Praeparat; | |
With hydrogen iodide; zinc ein partiell racemisches Praeparat; |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With CuO/Cr2O3 at 250℃; under 147102 - 202265 Torr; Hydrogenation.teilweise racemisierte Praeparat entsteht; |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With water durch Einwirkung einer Schimmelpilzkultur; |
A
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
durch Einw. von Bacterium pasteurianum oder des daraus hergestellten Acetonpraeparats; Nebenprod.2:Methylaethylessigsaeure; |
(R)-2-Methyl-1-butanol
p-toluenesulfonyl chloride
(R)-2-methyl-1-butanol 4-methylbenzenesulfonate
Conditions | Yield |
---|---|
With pyridine at 0 - 5℃; for 12h; | 99% |
With pyridine at 0 - 5℃; for 2h; | 95% |
With pyridine at 0 - 5℃; | 86% |
(R)-2-Methyl-1-butanol
Conditions | Yield |
---|---|
With N(C2H5)(CH(CH3)2)2 In dichloromethane under N2, to stirred suspn. of Fe-complex and HOCH2CH(Me)Et (molar ratio 1:2) in CH2Cl2 was added 1.19 equiv of NEt(i-Pr)2, stirred for 40 min at room temp.; product contained two diastereoisomers; elem. anal.; | 98% |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at -20 - 20℃; for 10h; Mitsunobu Displacement; Inert atmosphere; | 98% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran for 8h; Mitsunobu Displacement; Inert atmosphere; Cooling with ice; | 87.3% |
(R)-2-Methyl-1-butanol
methanesulfonyl chloride
(R)-1-Methylsulfonyloxy-2-methylbutane
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 25℃; for 1h; | 94% |
With triethylamine In dichloromethane at 0℃; for 2h; | 83% |
(R)-2-Methyl-1-butanol
(R)-2-methylbutanal
Conditions | Yield |
---|---|
With Dess-Martin periodane In dichloromethane at 20℃; for 1.5h; | 88% |
With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; potassium bromide; sodium hydrogencarbonate In dichloromethane; water at 0℃; for 0.25h; | 52% |
With oxalyl dichloride; dimethyl sulfoxide; triethylamine 1) CH2Cl2, -78 deg C, 2) CH2Cl2, -78 to 0 deg C; Multistep reaction; |
(R)-2-Methyl-1-butanol
(R)-(+)-1-iodo-2-methylbutane
Conditions | Yield |
---|---|
With 1H-imidazole; iodine; triphenylphosphine In dichloromethane at 23℃; for 2h; | 85% |
With 1H-imidazole; iodine; triphenylphosphine In dichloromethane at 0℃; for 3h; Inert atmosphere; | 74% |
Multi-step reaction with 2 steps 1: pyridine / 12 h / 0 - 5 °C 2: 80 percent / NaI / acetone / 6 h / Heating View Scheme |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; for 4h; | A 82% B n/a |
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran at 0 - 20℃; Mitsunobu Displacement; | 82% |
(R)-2-Methyl-1-butanol
(S)-(+)-1-bromo-2-methylbutane
Conditions | Yield |
---|---|
With N-Bromosuccinimide; triphenylphosphine In dichloromethane at 0 - 20℃; Mukaiyama reaction; Inert atmosphere; | 80% |
With triphenyl phosphite; bromine In dichloromethane for 3h; Ambient temperature; | 49% |
With bromine; triphenylphosphine In N,N-dimethyl-formamide at 0℃; | 44% |
(R)-2-Methyl-1-butanol
(R)-2-methylbutyric acid
Conditions | Yield |
---|---|
With chromium(VI) oxide In acetone Oxidation; | 75% |
(R)-2-Methyl-1-butanol
1,3,5-tris(bromomethyl)-2,4,6-trimethylbenzene
Conditions | Yield |
---|---|
Stage #1: (R)-2-Methyl-1-butanol With sodium hydride In tetrahydrofuran for 0.5h; Metallation; Stage #2: 1,3,5-tris(bromomethyl)-2,4,6-trimethylbenzene With tetra-(n-butyl)ammonium iodide In tetrahydrofuran Etherification; | 71% |
(R)-2-Methyl-1-butanol
trifluoroacetic anhydride
(2R)-2-methylbutyl trifluoromethanesulfonate
Conditions | Yield |
---|---|
With pyridine In dichloromethane at -78℃; for 2h; | 71% |
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 0 - 20℃; Mitsunobu reaction; | 57% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene for 8h; Reflux; Dean-Stark; | 50% |
Conditions | Yield |
---|---|
Stage #1: (R)-2-Methyl-1-butanol With 2,2,6,6-tetramethyl-piperidine-N-oxyl; sodium hypochlorite; potassium bromide; sodium hydrogencarbonate In dichloromethane; water at 0℃; for 0.5h; Stage #2: iodoform With chromium chloride; lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 5h; Takai reaction; Further stages.; | 33% |
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