Dayangchem’s 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. DayangChem can provide different quantiti
Cas:6117-80-2
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Cas:6117-80-2
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inquiryProduct name: 2-Butene-1,4-Diol(CAS:6117-80-2) CAS No.:6117-80-2 Molecule Formula:C4H8O2 Molecule Weight:88.11 Purity: 99.0% Package: 200kg/drum Description:Yellow liquid Manufacture Standards:Enterprise Standard T
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inquiry1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification
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inquiryhigh 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
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
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high 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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
Conditions | Yield |
---|---|
With quinoline; hydrogen; Lindlar's catalyst In methanol at 0℃; | 100% |
With borane-ammonia complex; Cu2O In ethanol at 50℃; for 0.75h; Sealed tube; Green chemistry; stereoselective reaction; | 100% |
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760.051 Torr; | 99% |
Conditions | Yield |
---|---|
With hydrogen; copper-palladium; silica gel In ethanol at 25℃; under 760 Torr; Kinetics; | A n/a B 99% |
With LaNi5 hydride In tetrahydrofuran; methanol at 0℃; for 6h; | A 10% B 67% |
1,4-butenediol
Conditions | Yield |
---|---|
With silica gel; triethylamine In diethyl ether; Petroleum ether Substitution; Detrifluoroacetylation; | 95% |
cis-1,4-bis-(O-trityl)but-2-ene
1,4-butenediol
Conditions | Yield |
---|---|
With Nafion-H In methanol at 20℃; for 18h; | 91% |
A
1,4-butenediol
B
(Z)-4-(tert-butyldimethylsilyloxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With MCM-41 In methanol for 8h; Ambient temperature; | A 3% B 90% |
With mesoporous silica MCM-41 In methanol at 20℃; for 8h; | A 3% B 90% |
(Ζ)-4-(triphenylmethoxy)-2-buten-1-ol
1,4-butenediol
Conditions | Yield |
---|---|
With Nafion-H In methanol at 20℃; for 16h; | 90% |
cis-1,4-bis(acetyloxy)but-2-ene
1,4-butenediol
Conditions | Yield |
---|---|
With pyridine; dmap In dichloromethane at 0 - 20℃; for 0.5h; | 83% |
bis(2-butenoxy)methylphenylsilane
1,4-butenediol
Conditions | Yield |
---|---|
With Mo(CHCMe2Ph)2 In benzene at 20℃; for 2h; | 71% |
1,4-dihydroxybut-2-yne
A
2-hydroxytetrahydrofuran
B
Butane-1,4-diol
C
1,4-butenediol
Conditions | Yield |
---|---|
With hydrogen; Montmorillonite-Ph2PPd(II) In tetrahydrofuran at 25℃; under 760 Torr; for 2h; Product distribution; other catalysts (5percent Pd-C, Lindlar catalyst), other solvents (ethyl acetate); |
Conditions | Yield |
---|---|
With hydrogen; ruthenium palladium In propan-1-ol at 89.9℃; Rate constant; | |
With hydrogen; copper(II) sulfate; nickel In ammonium hydroxide; water at 40℃; under 5250.4 Torr; Title compound not separated from byproducts; | |
With hydrogen In isopropyl alcohol at 30℃; under 7500.75 Torr; for 1h; Autoclave; optical yield given as %de; stereoselective reaction; |
Conditions | Yield |
---|---|
With sodium methylate In methanol Ambient temperature; Yield given; |
Conditions | Yield |
---|---|
With samarium In methanol for 1h; Ambient temperature; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
Conditions | Yield |
---|---|
durch elektrochemische Reduktion an einer mit Silber beschichteten Kupfer-Kathode; |
Conditions | Yield |
---|---|
unter Druck.Hydrogenation; |
Conditions | Yield |
---|---|
unter Druck.Hydrogenation; |
Conditions | Yield |
---|---|
unter Druck.Hydrogenation; |
Conditions | Yield |
---|---|
unter Druck.Hydrogenation; |
Conditions | Yield |
---|---|
Hydrogenation; |
Conditions | Yield |
---|---|
Hydrogenation; |
Conditions | Yield |
---|---|
unter Druck.Hydrogenation; |
Conditions | Yield |
---|---|
Hydrogenation; |
Conditions | Yield |
---|---|
Hydrogenation; |
1,4-dihydroxybut-2-yne
ethanol
A
2,5-dihydrofuran
B
Butane-1,4-diol
C
1,4-butenediol
D
(E)-2-butene-1,4-diol
Conditions | Yield |
---|---|
Produkt5: But-2ξ-en-1-ol.Hydrogenation; |
cis-1,4-dibromo-2-butene
A
2,5-dihydrofuran
B
3,4-butenediol
C
1,4-butenediol
D
crotonaldehyde
Conditions | Yield |
---|---|
at 90 - 95℃; Hydrolysis; |
tert-butyl-dimethyl-[4-(tetrahydro-pyran-2-yloxy)-but-2-enyloxy]-silane
1,4-butenediol
Conditions | Yield |
---|---|
With Nafion-H(R); sodium iodide In methanol at 20℃; for 1h; |
Conditions | Yield |
---|---|
With Ru metathesis catalyst In water at 45℃; for 12h; Title compound not separated from byproducts; | |
With Hoveyda-Grubbs catalyst second generation; 5,11,17,23-tetrakis(trimethylammoniomethyl)-25,26,27,28-tetrapropoxycalix<4>arene tetrachloride In water at 45℃; for 24h; optical yield given as %de; | |
With C39H58Cl2N4ORu(1+)*Cl(1-) In water-d2 at 25℃; for 24h; Catalytic behavior; Reagent/catalyst; Time; | A n/a B n/a |
With C106H182Cl2N2O34Ru In water at 20℃; for 24h; Overall yield = 93 %Spectr.; | A n/a B n/a |
With C106H182Cl2N2O34Ru In water-d2 at 20℃; for 24h; Overall yield = 94 percent; | A n/a B n/a |
3-hexyn-1-ol
A
Butane-1,4-diol
B
1,4-butenediol
C
(E)-2-butene-1,4-diol
Conditions | Yield |
---|---|
With 5% Pd(II)/C(eggshell); hydrogen In isopropyl alcohol at 30℃; under 7500.75 Torr; for 1h; Autoclave; optical yield given as %de; |
Conditions | Yield |
---|---|
With 1,2,4-tri(tert-butyl)cyclopentadienyl tricarbonyl rhenium; triphenylphosphine In chlorobenzene at 140℃; for 26h; | A 5.8 %Chromat. B 18 %Chromat. |
1,4-dihydroxybut-2-yne
A
pentanal
B
Butane-1,4-diol
C
1,4-butenediol
D
butan-1-ol
Conditions | Yield |
---|---|
With hydrogen In methanol at 20℃; under 150.015 - 900.09 Torr; for 0.005h; Inert atmosphere; Schlenk technique; Green chemistry; | A n/a B n/a C n/a D n/a |
Conditions | Yield |
---|---|
With pyridine for 14h; Ambient temperature; | 100% |
With dmap; triethylamine In dichloromethane at 0 - 20℃; Acetylation; | 97% |
With pyridine | 91% |
Conditions | Yield |
---|---|
With 1,2,3-Benzotriazole; thionyl chloride In dichloromethane at 20℃; Cyclization; | 100% |
With thionyl chloride; triethylamine In ethyl acetate at -10℃; for 0.166667h; | 87% |
With dimethylsulfite | |
With dimethylsulfite at 110 - 120℃; | |
With 1H-imidazole; thionyl chloride In dichloromethane for 1h; |
1,4-butenediol
methanesulfonyl chloride
(Z)-but-2-ene-1,4-diyl dimethanesulfonate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0℃; for 0.5h; | 100% |
With triethylamine In dichloromethane at 20℃; for 0.5h; Cooling with ice; | 96% |
With triethylamine In dichloromethane at 20℃; for 0.5h; Cooling with ice; | 96% |
Conditions | Yield |
---|---|
With 5 wt% Pd nanoparticles loaded on phosphate anion exchanged [Mg6Al2(OH)16]CO3*xH2O; air at 50℃; under 760.051 Torr; for 6h; Reagent/catalyst; Irradiation; | 100% |
With acetone; dihydridotetrakis(triphenylphosphine)ruthenium In toluene at 180℃; for 3h; | 88 % Chromat. |
Conditions | Yield |
---|---|
With 5 wt% Pd nanoparticles loaded on phosphate anion exchanged [Mg6Al2(OH)16]CO3*xH2O; air at 50℃; under 760.051 Torr; for 6h; Reagent/catalyst; Irradiation; | 100% |
With Celite; silver carbonate In benzene for 2h; Heating; | 78% |
With allyl methyl carbonate; dihydridotetrakis(triphenylphosphine)ruthenium In toluene for 6h; Heating; | 77% |
at 30℃; for 24h; Nocardia corallina B-276; | 50% |
With sodium hydrogencarbonate; sodium carbonate at 20℃; for 3h; anodic oxidation on PbO2; |
Conditions | Yield |
---|---|
With potassium hydroxide; triethylbenzyl ammonium bromide In dichloromethane for 2.5h; Ambient temperature; | 100% |
With sodium hydroxide; tetrabutylammomium bromide In water at 60 - 95℃; for 2h; | 100% |
With tetra-(n-butyl)ammonium iodide; sodium hydride In tetrahydrofuran at 66℃; Etherification; | 99% |
With sodium hydride In tetrahydrofuran Alkylation; Heating; | 99% |
1,4-butenediol
tert-butyldimethylsilyl chloride
(Z)-1,4-bis(tert-butyldimethylsilanyloxy)but-2-ene
Conditions | Yield |
---|---|
With triethylamine | 100% |
With dmap In dichloromethane at 0 - 20℃; | 100% |
Stage #1: tert-butyldimethylsilyl chloride With 1H-imidazole In dichloromethane for 0.166667h; Stage #2: 1,4-butenediol In dichloromethane at 20℃; for 16h; | 98% |
1,4-butenediol
methyl chloroformate
carbonic acid (Z)-4-methoxycarbonyloxy-but-2-enyl ester methyl ester
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 0 - 20℃; | 100% |
With pyridine In dichloromethane at 0 - 20℃; | 98% |
With pyridine In tetrahydrofuran at 0 - 20℃; Inert atmosphere; | 96% |
1,4-butenediol
tert-butylchlorodiphenylsilane
(Z)-2,2,11,11-tetramethyl-3,3,10,10-tetraphenyl-4,9-dioxa-3,10-disiladodec-6-ene
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere; | 100% |
With 1H-imidazole In dichloromethane at 0 - 20℃; for 2.83333h; | 99% |
With dmap; triethylamine In dichloromethane at 0 - 20℃; | 97% |
1,4-butenediol
1,1'-carbonyldiimidazole
1,4-bis<(1-imidazolyl)carbonyloxy>-cis-2-butene
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 3h; Inert atmosphere; | 100% |
In tetrahydrofuran for 24h; Ambient temperature; | 85% |
In dichloromethane at 20℃; Inert atmosphere; | 84.7% |
1,4-butenediol
4-methoxy-benzoyl chloride
(Z)-but-2-ene-1,4-diyl bis-(4-methoxybenzoate)
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 20℃; Inert atmosphere; | 100% |
With dmap; triethylamine In dichloromethane at 20℃; Inert atmosphere; | 97% |
With pyridine In dichloromethane at 5 - 20℃; for 4h; Inert atmosphere; | 86% |
1,4-butenediol
isopropyl chloroformate
(Z)-1,4-bis(i-propoxycarbonyloxy)-2-butene
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 5 - 20℃; for 4h; Inert atmosphere; | 100% |
1,4-butenediol
Diisopropylsilyl dichloride
2,2-Diisopropyl-4,7-dihydro-[1,3,2]dioxasilepine
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide | 100% |
Conditions | Yield |
---|---|
Stage #1: 1,4-butenediol With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 1h; Stage #2: benzyl bromide In N,N-dimethyl-formamide; mineral oil at 20℃; for 4h; | 99% |
Stage #1: 1,4-butenediol With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; Stage #2: benzyl bromide In N,N-dimethyl-formamide; mineral oil at 20℃; for 4h; | 99% |
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran; mineral oil for 2h; Inert atmosphere; Reflux; Stage #2: benzyl bromide In tetrahydrofuran; mineral oil at 20℃; Inert atmosphere; Reflux; | 98% |
1,4-butenediol
tert-butylchlorodiphenylsilane
(Z)-4-((tert-butyldiphenylsilyl)oxy)but-2-en-1-ol
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 25℃; for 6h; | 99% |
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran at 20℃; for 1h; Stage #2: tert-butylchlorodiphenylsilane In tetrahydrofuran at 20℃; for 1h; Further stages.; | 99% |
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; Stage #2: tert-butylchlorodiphenylsilane In tetrahydrofuran at 20℃; for 1h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 20℃; | 99% |
With pyridine at 0 - 20℃; Inert atmosphere; | 99% |
With pyridine In dichloromethane at 0 - 20℃; for 4.25h; | 99% |
Conditions | Yield |
---|---|
Stage #1: 1,4-butenediol With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.166667h; Stage #2: 1-Iodododecane In N,N-dimethyl-formamide at 20℃; for 1h; Further stages.; | 99% |
Stage #1: 1,4-butenediol With sodium hydride In N,N-dimethyl-formamide for 0.166667h; Inert atmosphere; Stage #2: 1-Iodododecane In N,N-dimethyl-formamide at 20℃; for 4h; Inert atmosphere; | 82% |
1,4-butenediol
chloroformic acid ethyl ester
(Z)-but-2-ene-1,4-bis(ethylcarbonate)
Conditions | Yield |
---|---|
With pyridine In dichloromethane at 5 - 20℃; for 4h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at -10 - 0℃; for 1h; | 99% |
Conditions | Yield |
---|---|
With tetraethylammonium bicarbonate at 60℃; for 2h; | 99% |
1,4-butenediol
pivaloyl chloride
cis 2-butene-1,4-diol mono pivalate
Conditions | Yield |
---|---|
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; for 0.916667h; Inert atmosphere; Stage #2: pivaloyl chloride In tetrahydrofuran; mineral oil at 20℃; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran; mineral oil at 0 - 25℃; Inert atmosphere; Stage #2: benzyl bromide In tetrahydrofuran; mineral oil for 1h; Inert atmosphere; Reflux; | 98% |
Stage #1: 1,4-butenediol With sodium hydride In N,N-dimethyl-formamide at 0℃; for 0.5h; Inert atmosphere; Stage #2: benzyl bromide In tetrahydrofuran at 0 - 20℃; for 2h; | 95% |
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran; dimethyl sulfoxide at 20℃; for 0.5h; Stage #2: benzyl bromide With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; dimethyl sulfoxide at 60℃; | 92% |
Conditions | Yield |
---|---|
With magnesium sulfate; toluene-4-sulfonic acid In tetrahydrofuran; dichloromethane at 20℃; | 98% |
With magnesium sulfate; toluene-4-sulfonic acid In tetrahydrofuran; dichloromethane at 20℃; | 80% |
With toluene-4-sulfonic acid In benzene Heating; | 77% |
With toluene-4-sulfonic acid In benzene for 3h; Heating; | 40% |
With toluene-4-sulfonic acid In benzene Heating; |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In benzene for 5h; Heating; | 98% |
1,4-butenediol
chlorodimethyl(1,1,2-trimethylpropyl)silane
(Z)-1,4-bis-(dimethyl(1,1,2-trimethylpropyl)silyloxy)-2-butene
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide silylation; | 98% |
With 1H-imidazole In N,N-dimethyl-formamide at 5 - 20℃; for 18h; silylation; | 97% |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 9h; | 98% |
1,4-butenediol
Conditions | Yield |
---|---|
Stage #1: N-benzylhydroxylamine hydrochloride With sodium acetate In ethanol at 20℃; for 0.25h; Stage #2: formaldehyd In ethanol; water for 0.5h; Stage #3: 1,4-butenediol In ethanol; water for 16h; Heating / reflux; | 98% |
Stage #1: N-benzylhydroxylamine hydrochloride With sodium acetate In ethanol at 20℃; for 0.25h; Stage #2: formaldehyd In ethanol; water for 0.5h; Stage #3: 1,4-butenediol In ethanol; water for 16h; Heating / reflux; | 98% |
1,4-butenediol
p-Methoxybenzyl bromide
(Z)-1,4-bis((4-methoxybenzyl)oxy)but-2-ene
Conditions | Yield |
---|---|
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran at 0℃; for 0.25h; Inert atmosphere; Stage #2: p-Methoxybenzyl bromide With tetra-(n-butyl)ammonium iodide In tetrahydrofuran at 0 - 20℃; Inert atmosphere; | 98% |
Stage #1: 1,4-butenediol With sodium hydride In tetrahydrofuran; nujol at 0℃; for 0.25h; Stage #2: p-Methoxybenzyl bromide With tetra-(n-butyl)ammonium iodide In tetrahydrofuran; nujol at 0 - 20℃; for 4h; | 96% |
Stage #1: 1,4-butenediol With tetra-(n-butyl)ammonium iodide; sodium hydride In tetrahydrofuran; nujol at 0 - 20℃; for 0.25h; Inert atmosphere; Stage #2: p-Methoxybenzyl bromide In tetrahydrofuran; nujol at 0℃; for 1h; Inert atmosphere; | 78% |
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