DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:2028-63-9
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inquiryItems Standard Result Appearance Colorless,transparent liquid Complies Content% ≥99.90
Cas:2028-63-9
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inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Henan Tianfu Chemical Co., Ltd. is located in Zhengzhou High-tech Development Zone with import and export license. We passed ISO 9001:2008 in 2009, and won "High-tech Enterprise" by provincial government in 2013.The objective of the com
Cas:2028-63-9
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inquiryHangzhou Fanda Chemical Co.,Ltd (FandaChem) , a China-based chemical company, specialize in exporting 3-Butyn-2-ol; cas 2028-63-9;Please contact us by email freely. We are leading exporter in China. If you really need this cargo,
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inquiryA 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
J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi
Cas:2028-63-9
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inquiryWe are leading fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...)
Cas:2028-63-9
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inquiryName: 3-Butyn-2-ol. Synonyms:1-Ethynylethanol;1-Methyl-2-propynylalcohol;1-Methylpropargylalcohol;3-butyn-2-0l;3-butyn-2-olsolution;3-Hydroxy-1-butyne;alpha-Methylpropargylalcohol;but-3-yn-2-ol CAS No: 2028-63-9. Molecular formula: C4H6O. M
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:2028-63-9
Min.Order:1 Kilogram
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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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1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:2028-63-9
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Type:Lab/Research institutions
inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
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High quality / commercialize;Stable production capacity.Appearance:actual character Storage:Temperature controlled NMT 30℃ Package:As customer request Application:Used for Synthesis API and Research Transportation:Follow the MSDS
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United Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
trimethyl(4-{[(1-methylprop-2-yn-1-yl)oxy]methyl}benzyl)silane
A
p-<(trimethylsilyl)methyl>benzaldehyde
B
but-3-yn-2-ol
Conditions | Yield |
---|---|
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water at 20℃; | A n/a B 74% |
Conditions | Yield |
---|---|
With potassium hydroxide In dimethyl sulfoxide at 15℃; | 10% |
With potassium hydroxide; Dimethoxymethane; sodium amide | |
With potassium hydroxide; 2-methoxy-ethanol; sodium amide |
Conditions | Yield |
---|---|
With diethyl ether |
2-bromo-1-buten-3-ol
but-3-yn-2-ol
Conditions | Yield |
---|---|
With potassium hydroxide |
Conditions | Yield |
---|---|
With diethyl ether; ethanol |
Conditions | Yield |
---|---|
at -5℃; | |
at -5℃; | |
With ammonia |
diethyl ether
ethylmagnesium bromide
acetaldehyde
acetylene
but-3-yn-2-ol
Conditions | Yield |
---|---|
With copper acetylenide upon Fuller's earth; water at 120 - 125℃; under 11400 Torr; | |
With Fuller's Earth; water; copper(I) monacetylide at 125℃; under 11032.6 Torr; Gemisch von zwei Formen; | |
With Fuller's Earth; water; copper(I) monacetylide at 125℃; under 11032.6 Torr; Gemisch von zwei Formen; | |
With copper acetylenide upon Fuller's earth; water at 120 - 125℃; under 11400 Torr; |
Conditions | Yield |
---|---|
anschl. mit Acetaldehyd; |
Conditions | Yield |
---|---|
With diethyl ether nachfolgende Einw. von Acetaldehyd; |
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol at 0℃; for 1h; |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 20℃; | |
Stage #1: acetaldehyde; acetylenemagnesium bromide In tetrahydrofuran at -20 - 20℃; Inert atmosphere; Stage #2: With ammonium chloride In tetrahydrofuran at 0℃; Inert atmosphere; | |
In tetrahydrofuran at 0℃; for 5h; | |
In tetrahydrofuran at -78 - 20℃; for 2.5h; Inert atmosphere; |
4-trimethylsilyl-3-butyn-2-ol
but-3-yn-2-ol
Conditions | Yield |
---|---|
With potassium carbonate In methanol at 20℃; for 2h; Inert atmosphere; |
2-hydroxypropanal
dimethyl 1-(1-diazo-2-oxopropyl)phosphonate
but-3-yn-2-ol
Conditions | Yield |
---|---|
With potassium carbonate In methanol at 20℃; for 5.5h; Seyferth-Gilbert Homologation; |
Conditions | Yield |
---|---|
With dihydrogen peroxide In toluene at 70℃; for 8.5h; Reagent/catalyst; | 100% |
With titanium(IV) oxide; oxygen at 29.84℃; under 760.051 Torr; for 24h; Sealed tube; Irradiation; | 77% |
With chromium(VI) oxide; sulfuric acid at 2 - 10℃; under 30 Torr; for 3h; | 38% |
Conditions | Yield |
---|---|
With 1-iodo-N,N,2-trimethylprop-1-en-1-amine In dichloromethane 1.) 0 deg C; 2.) rt., 4 days; | 100% |
With triphenyl phosphite methiodide In N,N-dimethyl-formamide | |
Stage #1: but-3-yn-2-ol With n-butyllithium In tetrahydrofuran at -78℃; for 0.0833333h; Inert atmosphere; Stage #2: With methanesulfonyl chloride In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere; Stage #3: With copper(l) iodide; lithium iodide In tetrahydrofuran at -78 - 20℃; Inert atmosphere; |
methanesulfonyl chloride
but-3-yn-2-ol
1-methylprop-2-ynyl methanesulfonate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane for 1h; Ambient temperature; | 100% |
With triethylamine In dichloromethane at 0℃; for 3h; Inert atmosphere; | 95% |
With triethylamine In dichloromethane at 0℃; for 0.25h; | 93% |
but-3-yn-2-ol
tert-butylchlorodiphenylsilane
tert-butyl-(1-methyl-prop-2-ynyloxy)diphenylsilane
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 25℃; for 12h; | 100% |
With dmap; triethylamine In tetrahydrofuran at 20℃; for 18h; Inert atmosphere; | 94% |
With 1H-imidazole In tetrahydrofuran at 20℃; for 3h; Inert atmosphere; | 83% |
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; | |
With 1H-imidazole In dichloromethane at 0 - 20℃; for 8h; |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 5.5h; Sonogashira coupling; Inert atmosphere; | 100% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In dimethyl sulfoxide; triethylamine at 40 - 45℃; for 10.3h; | 91% |
With potassium carbonate In N,N-dimethyl-formamide at 110℃; for 7h; Sonogashira coupling; | 87% |
Conditions | Yield |
---|---|
Stage #1: but-3-yn-2-ol With methyllithium In tetrahydrofuran; diethyl ether at -50℃; for 2h; Stage #2: benzaldehyde In tetrahydrofuran; diethyl ether at -50 - 20℃; | 100% |
Stage #1: but-3-yn-2-ol With n-butyllithium In tetrahydrofuran at -78℃; for 2h; Stage #2: benzaldehyde In tetrahydrofuran at -78 - 20℃; Further stages.; | 82% |
Stage #1: but-3-yn-2-ol With n-butyllithium In diethyl ether at -78℃; for 2h; Inert atmosphere; Stage #2: benzaldehyde In diethyl ether at -78 - 20℃; Inert atmosphere; | 82% |
With n-butyllithium In tetrahydrofuran at -78 - 20℃; | |
Stage #1: but-3-yn-2-ol With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 0.5h; Schlenk technique; Stage #2: benzaldehyde In tetrahydrofuran; hexane at -78 - 20℃; for 24h; Schlenk technique; |
triisopropylsilyl chloride
but-3-yn-2-ol
3-(triisopropylsilyl)oxybut-1-yne
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 15h; | 100% |
3,5-dimethylphenyl iodide
but-3-yn-2-ol
4-(3,5-dimethylphenyl)-3-butyn-2-ol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 4h; Sonogashira coupling; Inert atmosphere; | 100% |
With triethylamine; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 100℃; for 0.166667h; Sonogashira reaction; microwave irradiation; |
but-3-yn-2-ol
[κ1(C(1),C(4))-C(CO2Me)=C(CO2Me)C(CO2Me)=C(CO2Me)](PPh3)2Ir(CO)(E-CH=CHMe)
Conditions | Yield |
---|---|
In dichloromethane; water two phases, 24 h at 25°C; | 100% |
In chloroform; water in air, Ir compd. and ligand (1:10 molar ratio) in aq. chloroform, stirred at 23°C for 15 h; evapd., recrystd. (benzene/hexane); | 95% |
In dichloromethane-d2; water Ir compd. and ligand for 21 h; NMR; |
Conditions | Yield |
---|---|
With copper(I) bromide In N,N-dimethyl-formamide at 50℃; for 12h; Huigen-type cycloaddition; regioselective reaction; | 100% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran Sonogashira Cross-Coupling; | 100% |
Conditions | Yield |
---|---|
With triethylamine; trifluoroacetic acid In dichloromethane at 0 - 20℃; Inert atmosphere; | 100% |
but-3-yn-2-ol
Diphenylphosphinic chloride
O-1-methyl-2-propynyl phenylphenylphosphinate
Conditions | Yield |
---|---|
With triethylamine; trifluoroacetic acid In dichloromethane at 0 - 20℃; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
Stage #1: but-3-yn-2-ol With n-butyllithium In tetrahydrofuran; hexane at -40℃; for 0.333333h; Inert atmosphere; Stage #2: benzophenone With cerium(III) chloride In tetrahydrofuran; hexane Reagent/catalyst; | 100% |
Stage #1: but-3-yn-2-ol With n-butyllithium In tetrahydrofuran; hexane at -40℃; for 0.5h; Inert atmosphere; Stage #2: benzophenone In tetrahydrofuran; hexane Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In dichloromethane at 23℃; for 1h; | 99% |
With pyridinium p-toluenesulfonate In dichloromethane at 23℃; for 1h; | 99% |
With pyridinium p-toluenesulfonate In dichloromethane for 1h; | 93% |
With hydrogenchloride for 2h; | 83% |
With hydrogenchloride |
but-3-yn-2-ol
1,1,1,3,3,3-hexamethyl-disilazane
3-(trimethylsiloxy)but-1-yne
Conditions | Yield |
---|---|
at 110℃; for 12h; | 99% |
at 110℃; for 16h; | 99% |
for 0.166667h; microwave irradiation; | 95% |
dicobalt octacarbonyl
but-3-yn-2-ol
(μ-η(2)-η(2)-HC*CCH(CH3)OH)Co2(CO)6
Conditions | Yield |
---|---|
In dichloromethane at 20℃; Inert atmosphere; | 99% |
In diethyl ether N2; soln. stirred for 0.5 h until no CO evolution was no longer visible; evapn., flash chromy. (elution with hexane to remove Co impurities); elution with 20/1 hexane/ethylacetate, elem. anal.; | 84% |
In not given reacting Co2(CO)8 soln. with alkyne until CO formation is completed; room temp., under N2; | |
In not given reacting Co2(CO)8 soln. with alkyne until CO formation is completed; room temp., under N2; |
ethane-1,2-diyl bis(2-(2-iodophenyl)acetate)
but-3-yn-2-ol
ethane-1,2-diyl bis(2-(2-(3-hydroxybut-1-ynyl)phenyl)acetate)
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran Sonogashira coupling; | 99% |
butane-1,4-diyl bis(2-(2-iodophenyl)acetate)
but-3-yn-2-ol
butane-1,2-diyl bis(2-(2-(3-hydroxybut-1-ynyl)phenyl)acetate)
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran Sonogashira coupling; | 99% |
thiophenol
but-3-yn-2-ol
3-phenylsulfanyl-butan-2-one
Conditions | Yield |
---|---|
Stage #1: but-3-yn-2-ol With palladium diacetate; gold(I) chloride In nitromethane at 20℃; for 0.0833333h; Inert atmosphere; Stage #2: thiophenol In nitromethane at 80℃; for 8h; Solvent; Time; Inert atmosphere; regioselective reaction; | 99% |
Conditions | Yield |
---|---|
Stage #1: but-3-yn-2-ol With palladium diacetate; gold(I) chloride In nitromethane at 20℃; for 0.0833333h; Inert atmosphere; Stage #2: thiophenol In nitromethane at 60℃; for 3h; Inert atmosphere; regioselective reaction; | 99% |
Stage #1: but-3-yn-2-ol With palladium diacetate In nitromethane at 20℃; for 0.0833333h; Microwave irradiation; Sealed tube; Stage #2: thiophenol In nitromethane at 80℃; for 16h; regioselective reaction; | 51% |
Conditions | Yield |
---|---|
With 2-{4-[(dimethylamino)methyl]-1,2,3-triazol-1-yl}cyclohexan-1-ol; copper(II) sulfate; sodium L-ascorbate In ethanol; water at 20℃; for 1.5h; Reagent/catalyst; Huisgen Cycloaddition; | 99% |
With 2-{4-[(dimethylamino)methyl]-1,2,3-triazolyl}cyclohexan-1-ol; copper(II) sulfate; sodium L-ascorbate In ethanol; water at 20℃; for 1.5h; | 99% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 16h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 0 - 20℃; for 16h; Sonogashira Cross-Coupling; Inert atmosphere; | 99% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 98% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; |
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane at 0℃; for 1h; | 98% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 98% |
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 60℃; |
but-3-yn-2-ol
para-nitrophenyl bromide
4-(4'-nitrophenyl)-3-butyn-2-ol
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 80℃; Inert atmosphere; Schlenk technique; | 98% |
With triethylamine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide at 80℃; |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 98% |
With copper(l) iodide; ethanolamine; triphenylphosphine; palladium on activated charcoal In water at 80℃; for 8h; Sonogashira coupling; | 90% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 60℃; Inert atmosphere; Schlenk technique; | 84% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; | |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 12h; |
(Z)-{N-[4-(2-(N'-3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-heptadecafluorodecyl)-4-methylbenzenesulfonamido)methylallyloxy]but-2-enyl}-2-nitrobenzenesulfonamide
but-3-yn-2-ol
C35H32F17N3O7S2
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran at 20℃; for 1h; Fukuyama-Mitsunobu reaction; | 98% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 98% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In dimethyl sulfoxide; triethylamine at 40 - 45℃; for 10.5h; | 89% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; | |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 12h; |
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