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inquiry2-Butyne-1,4-diol (BOZ) CAS No.:110-65-6 Name 2-Butyne-1,4-diol Synonyms 1,4-Dihydroxy-2-butyne; BOZ Molecular Structure Molecular Formula C4H6O2 Mol
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inquiryProduct Name 2-Butyne-1,4-diol Synonyms 1,4-butinodiol;1,4-Dimethoxyacetylene;2-Butin-1,4-diol;2-butin-1,4-diol(czechoslovakia);2-Butine-1,4-diol;2-Butynediol;agrisynthb3d;Bis(hydroxymethyl)acetylene
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Top quality competitive price 2-Butyne-1,4-diol 110-65-6 on hot selling Product name:Butyne-1,4-diol Molecular FormularL:C4H6O2 Molecular weight:86.09 Aldehyde(methyl aldehyde):0.5% max Melting point:42-50℃ Application: A strong Class II Brig
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inquiryMinimum Order Qty. 10 Gram Supply Ability 500 Kilograms/Month Storage store in cool, dry, ventilated place 20℃ Delivery Time 3 business days after payment Payment Term TT,western union,Paypal,MoneyGram Package 10g,20g,50g,100g,500g,1KGS,
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inquiry2-Butyne-1,4-diol CAS: 110-65-6 Specification Assay: ≥99.5% Heavy Metals ≤10ppm Arsenic ≤1ppm Lead ≤3ppm Mercury ≤0.1ppm Cadmium ≤1ppm Total
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Superior quality, moderate price & quick delivery. Appearance:white powder Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:25kg/drum, or as per your request. Application:Used in organic synthesis Transport
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Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
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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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(E)-2,3-diiodobut-2-ene-1,4-diol
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With pyrrolidine for 15h; Sonication; | 100% |
With tetra-(n-butyl)ammonium iodide In [(2)H6]acetone at 25℃; for 48h; Inert atmosphere; Reflux; |
2,3-dibromo-2(E)-butenylene diacetate
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With samarium In methanol for 1h; Ambient temperature; | 94% |
1,4-bis-(tert-butyl-dimethyl-silanyloxy)-but-2-yne
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With tetra-N-butylammonium tribromide In methanol for 0.5h; | 94% |
With acetyl chloride In methanol for 0.116667h; | 87% |
With acetonyltriphenylphosphonium bromide In methanol; dichloromethane at 20℃; for 0.116667h; | 85% |
2,2'-[2-butyne-1,4-diylbis(oxy)]bis(tetrahydro-2H-pyran)
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With tetra-N-butylammonium tribromide In methanol at 20℃; for 0.33h; | 92% |
With trichloroisocyanuric acid In methanol at 20℃; for 6h; | 91% |
With ethane-1,2-dithiol; nickel dichloride In methanol; dichloromethane at 20℃; for 0.666667h; | 76% |
A
1,4-dihydroxybut-2-yne
B
4-(tert-butyldimethylsilyloxy)-2-butyn-1-ol
Conditions | Yield |
---|---|
With MCM-41 In methanol for 4h; Ambient temperature; | A 6% B 85% |
With mesoporous silica MCM-41 In methanol at 20℃; for 4h; | A 6% B 85% |
2-butyn-1,4-diol diacetate
A
1,4-dihydroxybut-2-yne
B
4-acetoxy-2-butyn-1-ol
Conditions | Yield |
---|---|
1,3-disubstituted tetraalkyldistannoxane (X = Y = Cl) In methanol; chloroform for 24h; Ambient temperature; | A 49% B 46% |
Conditions | Yield |
---|---|
Stage #1: propargyl alcohol With potassium hydride In tetrahydrofuran at 30℃; under 759.826 Torr; for 0.25h; Stage #2: p-formaldehyde; acetylene In tetrahydrofuran at 10℃; under 759.826 Torr; for 1.25h; | 20% |
Conditions | Yield |
---|---|
With ethanol; zinc |
Conditions | Yield |
---|---|
With copper(I) monacetylide at 100℃; under 14710.2 Torr; |
methanol
formaldehyd
copper(I) acetylide
acetylene
A
1,4-dihydroxybut-2-yne
B
propargyl alcohol
Conditions | Yield |
---|---|
at 90 - 130℃; under 7355.08 - 29420.3 Torr; Kinetics; |
Conditions | Yield |
---|---|
With water; copper(I) monacetylide at 100℃; | |
With copper-silver acetylenide; water at 100℃; | |
With water; copper(I) monacetylide; bismuth(III) oxide at 100℃; |
formaldehyd
acetylene
A
1,4-dihydroxybut-2-yne
B
propargyl alcohol
Conditions | Yield |
---|---|
With copper acetylenide upon Fuller's earth; nitrogen; water | |
With tetrahydrofuran; copper acetylenide upon Fuller's earth; water at 100℃; unter Druck; | |
bismuth - copper In water at 90℃; Product distribution; Kinetics; pH 4-4.5, different temperature, concentration of catalyst, initial formaldehyde concentration, influence of 1,4-butanediole was studied; |
Trans-2,3-dibromo-2-butene-1,4-diol
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With samarium In methanol for 1h; Ambient temperature; Yield given; |
formaldehyd
water
copper(I) acetylide
propargyl alcohol
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
at 100℃; reagiert analog mit Acetaldehyd; |
formaldehyd
copper(I) acetylide
2-methyl-but-3-yn-2-ol
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
at 100℃; under 14710.2 Torr; |
formaldehyd
water
copper(I) acetylide
acetylene
A
1,4-dihydroxybut-2-yne
B
propargyl alcohol
Conditions | Yield |
---|---|
at 90 - 130℃; under 7355.08 - 29420.3 Torr; Kinetics; |
formaldehyd
2-methyl-but-3-yn-2-ol
A
1,4-dihydroxybut-2-yne
B
4-methyl-2-pentyn-1,4-diol
C
acetone
formaldehyd
water
but-3-yn-2-ol
A
1,4-dihydroxybut-2-yne
B
pent-2-yne-1,4-diol
C
acetaldehyde
D
acetylene
barban
A
1,4-dihydroxybut-2-yne
B
1,4-dihydroxy-2-butanone
C
3-chloro-aniline
Conditions | Yield |
---|---|
With sodium hydroxide In water at 25℃; Mechanism; Rate constant; |
4-(tetrahydro-pyran-2-yloxy)-but-2-yn-1-ol
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In methanol at 20℃; for 2h; |
(E)-2,3-diiodobut-2-ene-1,4-diol
A
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
Stage #1: (E)-2,3-diiodobut-2-ene-1,4-diol With lithium chloride; tricyclohexylphosphine for 0.5h; Schlenk technique; Stage #2: With palladium diacetate In tetrahydrofuran at 50℃; Inert atmosphere; Stage #3: (thienyl-3-ylmethyl)zinc(II) chloride In tetrahydrofuran for 0.416667h; Inert atmosphere; |
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 lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 48h; Inert atmosphere; | 100% |
With lithium aluminium tetrahydride In tetrahydrofuran for 3h; Reduction; Heating; | 99% |
With lithium aluminium tetrahydride In tetrahydrofuran for 18h; Heating; | 90% |
Conditions | Yield |
---|---|
With calcium carbonate In water at 30℃; for 120h; Rhinocladiella atrovirens KY801; | 100% |
1,4-dihydroxybut-2-yne
tert-butyldimethylsilyl chloride
1,4-bis-(tert-butyl-dimethyl-silanyloxy)-but-2-yne
Conditions | Yield |
---|---|
With 1H-imidazole In dichloromethane at 0℃; | 100% |
With dmap; triethylamine In dichloromethane for 5h; Ambient temperature; | 97.2% |
With 1H-imidazole; dmap In N,N-dimethyl-formamide for 1h; | 89% |
1,4-dihydroxybut-2-yne
(E)-2,3-dichloro-2-butene-1,4-diol
Conditions | Yield |
---|---|
With copper dichloride; palladium dichloride In butan-1-ol; benzene | 100% |
3,4-dihydro-2H-pyran
1,4-dihydroxybut-2-yne
2,2'-[2-butyne-1,4-diylbis(oxy)]bis(tetrahydro-2H-pyran)
Conditions | Yield |
---|---|
With aluminium(III) triflate In dichloromethane at 20 - 25℃; for 2h; Inert atmosphere; | 100% |
With dimethylbromosulphonium bromide at 20℃; for 0.416667h; | 95% |
copper(II) sulfate In acetonitrile at 20℃; for 1.5h; | 92% |
1,4-dihydroxybut-2-yne
n-pentylmagnesium bromide
3-(hydroxymethyl)oct-2-en-1-ol
Conditions | Yield |
---|---|
In diethyl ether Reflux; | 100% |
1,4-dihydroxybut-2-yne
2,7-nonadiyne
(6-Hydroxymethyl-4,7-dimethyl-indan-5-yl)-methanol
Conditions | Yield |
---|---|
tris(triphenylphosphine)rhodium(l) chloride In ethanol at 78℃; for 17h; | 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-dihydroxybut-2-yne
benzonitrile
3,4,5,6-Tetra(hydroxymethyl)-2-phenylpyridine
Conditions | Yield |
---|---|
Co(C5H4(C(O)(CH2)3OH))(C8H12) In methanol; water at 85℃; for 20h; Cycloaddition; | 99% |
(η5-Cyclopentadienyl)(triphenylphosphine)cobalta-(2,3,4,5-tetraphenyl)-cyclopenta-2,4-diene In ethanol for 6h; Heating; | 80.6% |
1,4-dihydroxybut-2-yne
dicobalt octacarbonyl
2-butyne-1,4-diol-hexacarbonyldicobalt
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 12h; Inert atmosphere; | 99% |
In dichloromethane under argon, 1:2 mixt. boiled for 3 h with stirring, cooled to room temp., chromd. (Al2O3, CH2Cl2); red eluate concd., hexane added, concd., cooled to -10°C for 12 h, filtered off, washed (hexane), dried (vac.); | 95% |
In diethyl ether ligand dissolved in Et2O at 40°C; Co2(CO)8 (1 equiv.) added; stirred for 3 h; concd. twice; pentane added; cooled to 0°C for ca. 20 min; filtered; solid redissolved in Et2O; filtered over Celite; filtrate concd. to dryness; microcrystallline solid collected; | 52% |
1,4-dihydroxybut-2-yne
dodecacarbonyl-triangulo-triruthenium
bis(triphenylphosphine)iminium chloride
Conditions | Yield |
---|---|
In tetrahydrofuran Ru3(CO)12 and (PPN)Cl (molar ratio 1:1) dissolved in THF; stirred at room temp. for 3 h under N2 bubbling; monitored by IR spectra; ligand (1 equiv.) added; a few min; evapd.; | 99% |
1,4-dihydroxybut-2-yne
2-bromoisobutyric acid bromide
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; | 99% |
1,4-dihydroxybut-2-yne
1-(azidomethyl)-4-methoxybenzene
Conditions | Yield |
---|---|
at 120℃; for 9h; | 99% |
1,4-dihydroxybut-2-yne
4-chlorobenzyl azide
Conditions | Yield |
---|---|
at 120℃; for 9h; | 99% |
Conditions | Yield |
---|---|
With hydrogen; Ni catalyst as described in example 1 of U.S. Pat. No. 5,068,468 at 140℃; under 150015 Torr; for 336h; Conversion of starting material; | 98.3% |
With hydrogen; Ni catalyst as described in example 1 of U.S. Pat. No. 5,068,468 In water at 140℃; under 150015 Torr; for 24 - 336h; Product distribution / selectivity; | 98.3% |
With hydrogen In water at 100 - 135℃; under 60006 Torr; for 6h; Reagent/catalyst; Temperature; Pressure; | 90% |
1,4-dihydroxybut-2-yne
p-toluenesulfonyl chloride
2-butyne-1,4-ditosylate
Conditions | Yield |
---|---|
With potassium hydroxide In diethyl ether at -15℃; for 2h; Inert atmosphere; | 98% |
With potassium hydroxide In diethyl ether at -15 - 0℃; for 2h; | 95% |
With sodium hydroxide In tetrahydrofuran; water at 0℃; for 2h; | 91% |
Conditions | Yield |
---|---|
With pyridine at 0℃; for 2h; | 98% |
1,4-dihydroxybut-2-yne
tert-butyldimethylsilyl chloride
4-(tert-butyldimethylsilyloxy)-2-butyn-1-ol
Conditions | Yield |
---|---|
With 1H-imidazole In tetrahydrofuran at 0 - 20℃; for 0.25h; Inert atmosphere; Schlenk technique; | 98% |
With 1H-imidazole In N,N-dimethyl-formamide at 35 - 40℃; for 17h; | 93% |
Stage #1: 1,4-dihydroxybut-2-yne With sodium hydride In tetrahydrofuran at 0℃; for 0.5h; Inert atmosphere; Stage #2: tert-butyldimethylsilyl chloride In tetrahydrofuran at 20℃; for 18h; Inert atmosphere; | 86% |
1,4-dihydroxybut-2-yne
1-naphthylmagnesiumbromide
(E)-2-Naphthalen-1-yl-but-2-ene-1,4-diol
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether for 2h; Heating; | 98% |
1,6-bis(1-phenylprop-2-ynyloxy)hexa-2,4-diyne
1,4-dihydroxybut-2-yne
C32H30O6
Conditions | Yield |
---|---|
With cobalt(II) chloride hexahydrate; phthalic acid dimethyl ester; 2-(((2,6-diisopropylphenyl)imino)methyl)pyridine; zinc at 50℃; for 3h; | 98% |
With silver trifluoromethanesulfonate; 2-(((2,6-diisopropylphenyl)imino)methyl)pyridine; zinc; cobalt(II) chloride In tetrahydrofuran at 20℃; for 1.5h; | 91% |
1,4-dihydroxybut-2-yne
bis(trimethylsilylcyclopentadienyl)zirconium(IV) dichloride
(η(5)-C5H4SiMe3)2ZrCl(μ-OCH2C.tplbond.CH2O)ZrCl(η(5)-C5H4SiMe3)2
Conditions | Yield |
---|---|
With DABCO In toluene N2-atmosphere; stirring equimolar amts. of Zr-complex and DABCO, addn. of 0.5 equiv. of alkyne, stirring (25°C, 2 h); filtration (SiO2), evapn. (vac.), crystn. (THF/pentane, -30°C); elem. anal.; | 98% |
1,4-dihydroxybut-2-yne
3-chloro-3-oxopropanoic acid methyl ester
2,2'-but-2-yne-1,4-diyl 3,3'-dimethyl dimalonate
Conditions | Yield |
---|---|
With sodium hydride In tetrahydrofuran at 20℃; for 2h; | 98% |
1,4-dihydroxybut-2-yne
trimethylsilylacetylene
(Z)-2-((trimethylsilyl)ethynyl)but-2-ene-1,4-diol
Conditions | Yield |
---|---|
With water; 1,2-bis-(diphenylphosphino)ethane; zinc In 1-methyl-pyrrolidin-2-one at 50℃; for 24h; Reagent/catalyst; | 98% |
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With Wilkinson's catalyst In toluene at 90℃; for 2h; Inert atmosphere; Schlenk technique; | 98% |
1,4-dihydroxybut-2-yne
Conditions | Yield |
---|---|
With carbonyl(pentamethylcyclopentadienyl)cobalt diiodide; 1-Adamantanecarboxylic acid; silver trifluoromethanesulfonate In 2,2,2-trifluoroethanol at 80℃; for 24h; Schlenk technique; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 0℃; for 2h; | 98% |
1,4-dihydroxybut-2-yne
n-propylmagnesium bromide
(E)-2-Propyl-but-2-ene-1,4-diol
Conditions | Yield |
---|---|
In tetrahydrofuran; diethyl ether for 2h; Heating; | 97% |
1,4-dihydroxybut-2-yne
A
propylene glycol
B
1-methylolallenephosphonous acid
Conditions | Yield |
---|---|
In 1,4-dioxane at 50℃; for 1h; | A 7.6 g B 97% |
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