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Cas:109-49-9
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Cas:109-49-9
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inquirySuperior quality, moderate price & quick delivery. Appearance:Clear colorless liquid, typical ketone odor Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your req
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Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
Cas:109-49-9
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inquiry5-Hexen-2-oneAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/air/courier
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CFTC?PharmaChem?is?a?service?based?company?in?China,?a?pharmachem?division?of?Changzhou?Foreign?Trade?Corp.,supplying?raw?materials,?intermediates,?APIs?and?fine?chemicals?for?the?pharmaceutical?and?specialty?chemical?industries?worldwide. Applicatio
hex-5-en-2-one oxime
1-hexen-5-one
Conditions | Yield |
---|---|
Stage #1: hex-5-en-2-one oxime With 2,2'-dipyridyldiselenide; trimethylphosphane In tetrahydrofuran; toluene at 20℃; for 0.0333333h; Stage #2: With water In tetrahydrofuran at 20℃; for 0.5h; Further stages.; | 97% |
With tert.-butylhydroperoxide; dipyridinium dichromate In dichloromethane at 0℃; for 4h; | 95% |
Conditions | Yield |
---|---|
With sodium hydroxide In water for 2h; Reflux; | 80% |
Conditions | Yield |
---|---|
Stage #1: dichloromethane; 1-(4-morpholinyl)-4-penten-1-one With titanium tetrachloride; magnesium In tetrahydrofuran at 0℃; for 1.05h; Inert atmosphere; Stage #2: With water; potassium carbonate Inert atmosphere; chemoselective reaction; | 80% |
2-(but-3-en-1-yl)-2-methyl-1,3-dioxolane
1-hexen-5-one
Conditions | Yield |
---|---|
With CuCl2*2H2O In acetonitrile for 0.5h; Ambient temperature; | 74% |
2-<(trimethylsilyl)oxy>-1,5-hexadiene
A
1-hexen-5-one
B
1-chloro-5-hexen-2-one
Conditions | Yield |
---|---|
With copper dichloride In N,N-dimethyl-formamide 1) r.t., 3 h, 2) 50 deg C, 30 min; | A 20% B 68% |
With copper dichloride In N,N-dimethyl-formamide 1) r.t., 3 h, 2) 50 deg C, 30 min; further reagent: FeCl3 in MeCN; | A 20% B 68% |
2-bromo-2-nitrohex-5-ene
A
1-hexen-5-one
B
hex-5-en-2-ol
C
1-methyl-1-nitrocyclopentane
D
2-nitrohex-5-ene
Conditions | Yield |
---|---|
2,2'-azobis(isobutyronitrile) In benzene at 40℃; Product distribution; Mechanism; Irradiation; different concentrations of Bu3SnH, without irradiation, absence of azobis(isobutyronitrile), presence of p-dinitrobenzene, presence of oxygen; | A n/a B n/a C n/a D 64% |
1-diphenylphosphinoyl-4-(2-methyl-[1,3]dioxolan-2-yl)-propane
A
2-(but-3-en-1-yl)-2-methyl-1,3-dioxolane
B
1-hexen-5-one
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide at 50℃; for 1h; | A 63% B 18% |
Conditions | Yield |
---|---|
63% |
hex-5-en-2-ol
1-hexen-5-one
Conditions | Yield |
---|---|
With [RuCl2(PPh3)2(2-PyCH21,3,5-triaza-7-phosphadamantane)].Br; potassium hydroxide In water for 48h; Schlenk technique; Reflux; Inert atmosphere; | 56% |
With chromic acid | |
With aluminum oxide; barium manganate; copper(II) sulfate In benzene for 10h; Ambient temperature; | 78 % Chromat. |
Multi-step reaction with 4 steps 1: 87 percent / pyridine / 1 h / Ambient temperature 2: 55 percent / lithium bromide / tetrahydrofuran / 6 h / Heating 3: 25 percent / sodium nitrite, urea / dimethylformamide / 48 h / Ambient temperature 4: 1.) NaOMe, 2.) potassium hexacyanoferrate(III) / 1.) methanol, 30 min, 2.) CH2Cl2, water, 10 min View Scheme |
Conditions | Yield |
---|---|
With Co(dimethylglyoximate)2(py)iPr; potassium tert-butylate In methanol at 34℃; for 24h; Inert atmosphere; Irradiation; regioselective reaction; | A 8 %Spectr. B 53% |
Conditions | Yield |
---|---|
In benzene-d6 at 80 - 125.2℃; Rate constant; Thermodynamic data; activation (enthalpy and entropy); | 45% |
at 255℃; | |
With Chromosorb P Heating; |
(Z)-3-Trimethylsilanyloxy-but-2-enoic acid allyl ester
A
1-hexen-5-one
B
α,α,α-triallyacetone
C
3-allyl-hex-5-en-2-one
D
3-allyl-2-octanone
Conditions | Yield |
---|---|
With tris(dibenzylideneacetone)dipalladium(0) chloroform complex; 1,2-bis-(diphenylphosphino)ethane In tetrahydrofuran at 25 - 30℃; for 2h; | A 21% B 27% C 45% D 4% |
Conditions | Yield |
---|---|
tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide for 2h; Ambient temperature; | A 37% B 16 % Chromat. |
tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide for 2h; Ambient temperature; | A 37 % Chromat. B 16% |
With palladium diacetate; triphenylphosphine In tetrahydrofuran for 0.5h; Heating; Yield given. Yields of byproduct given. Title compound not separated from byproducts; |
acetonedicarboxylic acid
Allyl acetate
A
1-hexen-5-one
B
3-allyl-hex-5-en-2-one
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran for 0.5h; Ambient temperature; | A 31% B 45 % Chromat. |
With tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran for 3h; Ambient temperature; | A 64 % Chromat. B 5% |
Allyl acetate
lithium acetoacetate
A
1-hexen-5-one
B
3-allyl-hex-5-en-2-one
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0) In benzene for 3h; Ambient temperature; | A 14% B 64 % Chromat. |
hex-5-en-2-ol
A
1-hexen-5-one
B
(S)-5-hexen-2-ol
C
(2R)-hex-5-en-2-ol
Conditions | Yield |
---|---|
With D-glucose; Yarrowia lipolytica YL2; peptone In N,N-dimethyl-formamide at 28℃; for 96h; Oxidation; Microbiological reaction; Title compound not separated from byproducts; | A 6% B n/a C n/a |
Conditions | Yield |
---|---|
at 185 - 200℃; |
2,2-bis-allyloxy-propane
A
1-hexen-5-one
B
2-methyl-3-oxa-1,5-hexadiene
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid |
6-Bromo-2-hexanone
1-hexen-5-one
Conditions | Yield |
---|---|
With alkali |
2-ethoxy-2-allyloxy-propane
A
1-hexen-5-one
B
2-methyl-3-oxa-1,5-hexadiene
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid |
methyl-butyl-γ-butenyl-carbinol
1-hexen-5-one
Conditions | Yield |
---|---|
at 600℃; | |
at 600℃; beim Ueberleiten ueber Glaswolle; |
Conditions | Yield |
---|---|
With diphenylether | |
tetrakis(polyethylenediphenylphosphine)palladium(0) In toluene at 100℃; for 0.0833333h; | 100 % Chromat. |
4Pd In toluene at 100℃; for 0.0833333h; Product distribution; other allylic esters of β-keto and β-cyano carboxylic acids; | 100 % Chromat. |
2,2-bis-allyloxy-propane
toluene-4-sulfonic acid
A
1-hexen-5-one
B
2-methyl-3-oxa-1,5-hexadiene
Conditions | Yield |
---|---|
bei langsamer Destillation; |
chloroethylene
ethyl acetate
A
1-hexen-5-one
B
3-Methyl-1,4-pentadien-3-ol
Conditions | Yield |
---|---|
(i) Mg, THF, (ii) /BRN= 506104/, Et2O; Multistep reaction; |
Conditions | Yield |
---|---|
(i) nBu3SnOMe, Et2O, (ii) /BRN= 605308/; Multistep reaction; |
Conditions | Yield |
---|---|
With hydrogenchloride; p-nitrobenzenesulfonyl azide; hydroquinone 1.) benzene, 90 deg C, 7 d, protection from light; 2.) aq. ethanol, r. t., 24 h; Yield given. Multistep reaction; |
Allyl ether
N-isopropyliden-cyclohexyl amine
A
1-hexen-5-one
B
nona-1,8-dien-5-one
Conditions | Yield |
---|---|
With ethylmagnesium bromide Multistep reaction; |
diallyl sulphide
N-isopropyliden-cyclohexyl amine
A
1-hexen-5-one
B
nona-1,8-dien-5-one
Conditions | Yield |
---|---|
With ethylmagnesium bromide Multistep reaction; |
Allyl acetate
N-isopropyliden-cyclohexyl amine
A
1-hexen-5-one
B
nona-1,8-dien-5-one
Conditions | Yield |
---|---|
With ethylmagnesium bromide Multistep reaction; |
1-hexen-5-one
hex-5-en-2-ol
Conditions | Yield |
---|---|
With potassium tert-butylate; hydrogen; RuHCl(PPh2CH2CH2NH2)2 at 20℃; under 2280 Torr; for 12h; | 100% |
With hydrogen; Ru((R,R)-cyP2N2)HCl In benzene-d6 at 20℃; under 2280.15 Torr; for 12h; Product distribution / selectivity; Alkaline conditions; Cooling with liquid nitrogen; | 100% |
With hydrogen; Ru((R,R)-cyP2(NH)2)HCl In benzene-d6 at 20℃; under 2280.15 Torr; for 12h; Product distribution / selectivity; Alkaline conditions; Cooling with liquid nitrogen; | 100% |
1-hexen-5-one
hydrazine carboxamide
N-(hex-5-en-2-ylidene)semicarbazide
Conditions | Yield |
---|---|
With hydrogenchloride In methanol Reflux; | 100% |
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 110℃; for 2h; Dean-Stark; Schlenk technique; Inert atmosphere; | 99% |
With camphor-10-sulfonic acid; orthoformic acid triethyl ester In dichloromethane at 20℃; for 24h; | 96% |
95% |
1-hexen-5-one
Conditions | Yield |
---|---|
With L-proline In dimethyl sulfoxide at 20℃; for 168h; Mannich Aminomethylation; enantioselective reaction; | 99% |
1-hexen-5-one
trisylhydrazine
hex-1-en-5-one 2,4,6-tri-isopropylbenzenesulphonyl hydrazone
Conditions | Yield |
---|---|
In tetrahydrofuran for 2h; Ambient temperature; | 98% |
Conditions | Yield |
---|---|
With [Ir(1-(1′-methylpyrazole)-3-(4′-methylphenyl)triazenide)Cp*Cl]; isopropyl alcohol at 90℃; for 1.33h; Catalytic behavior; Reagent/catalyst; Temperature; Time; Inert atmosphere; Glovebox; | 98% |
With NaH-alkoxide-Ni salt reagent; water In tetrahydrofuran at 25℃; for 0.133333h; | 90.5% |
With hydrogen; [(C6Me6)2Ru2(PPh2)H2][BF4] In ethanol at 60℃; under 37503 Torr; for 24h; | 85% |
1-hexen-5-one
2,3-dimethyl-buta-1,3-diene
(E)-8,9-dimethyldeca-5,8-dien-2-one
Conditions | Yield |
---|---|
With C35H38O5P2*Br2Co; zinc(II) iodide; zinc In dichloromethane at 20℃; Inert atmosphere; regioselective reaction; | 98% |
1-hexen-5-one
Dimethylphenylsilane
6-(dimethyl(phenyl)silyl)hexan-2-one
Conditions | Yield |
---|---|
With platinum on carbon nanotubes In neat (no solvent) at 20℃; for 24h; | 98% |
With (bis(diisopropylphenyl-imidazol-2-ylidene)phenyl)CoN2 In benzene at 20℃; for 2h; chemoselective reaction; | 97% |
With triethyl borane; triisopropylsilanethiol In tetrahydrofuran at 20℃; regioselective reaction; | 88% |
With (4s,6s)-2,4,5,6-tetra(9H-carbazol-9-yl)isophthalonitrile; N-ethyl-N,N-diisopropylamine; triisopropylsilanethiol In 1,4-dioxane at 20℃; Schlenk technique; Sealed tube; Inert atmosphere; Irradiation; | 62% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 22℃; for 1h; Inert atmosphere; | 98% |
Conditions | Yield |
---|---|
With cyclohexenone In acetonitrile for 12h; Inert atmosphere; Microwave irradiation; | 98% |
Conditions | Yield |
---|---|
With benzo[de]benzo[4,5]imidazo[2,1-a]isoquinolin-7-one In cyclohexane at 20℃; for 1h; Inert atmosphere; Sealed tube; Irradiation; | 98% |
Conditions | Yield |
---|---|
In diethyl ether for 1h; | 97% |
96% | |
In diethyl ether at 0 - 20℃; | 91% |
1-hexen-5-one
(N,N-diethylamino)dimethylchlorosilane
N,N-diethyl-1-(hexa-1,5-dien-2-yloxy)-1,1-dimethylsilanamine
Conditions | Yield |
---|---|
With n-butyllithium; diisopropylamine In tetrahydrofuran at -78 - 20℃; for 1.25h; Inert atmosphere; | 97% |
Conditions | Yield |
---|---|
With cobalt(II) bromide-[1,2-bis(diphenylphosphino)ethane]; zinc(II) iodide; zinc In dichloromethane for 20h; | 97% |
Conditions | Yield |
---|---|
With 2-Phenylbenzothiazolin; C51H59O4P In benzene at 20℃; for 48h; Molecular sieve; Inert atmosphere; optical yield given as %ee; enantioselective reaction; | 97% |
With (R)-3,3'-bis(2,4,6-triisopropylphenyl)binol phosphoric acid; 2-(3,5-dimethylphenyl)indoline In 1,3,5-trimethyl-benzene at 20 - 80℃; for 72h; Molecular sieve; Inert atmosphere; enantioselective reaction; | 71% |
1-hexen-5-one
n-perfluorohexyl iodide
7,7,8,8,9,9,10,10,11,11,12,12,12-Tridecafluoro-5-iodo-dodecan-2-one
Conditions | Yield |
---|---|
With triethyl borane In hexane at 25℃; for 3.5h; | 96% |
With silver(I) acetate; tin(ll) chloride In methanol Ambient temperature; | 94% |
With diethylamine; 1,1'-bis-(diphenylphosphino)ferrocene; bis(benzonitrile)palladium(II) dichloride In water at 20℃; for 3h; Kharasch reaction; | 79% |
With tin; silver(I) acetate In methanol for 24h; Ambient temperature; | 67% |
titanium tetrachloride; zinc In 1,2-dimethoxyethane at 75℃; for 24h; | 15% |
1-hexen-5-one
4-methoxy-aniline
N-(4-methoxyphenyl)-1-methylpent-4-enylamine
Conditions | Yield |
---|---|
With formic acid; chloro-(pentamethylcyclopentadienyl)-{5-methoxy-2-{1-[(4-methoxyphenyl)imino-N]ethyl}phenyl-C}-iridium(lll); triethylamine In methanol at 80℃; for 1h; Inert atmosphere; | 96% |
With formic acid; triethylamine In methanol at 80℃; for 12h; Inert atmosphere; | 93% |
With diethyl 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate; S-benzyl isothiouronium chloride In toluene at 70℃; for 48h; Molecular sieve; Inert atmosphere; | 92% |
1-hexen-5-one
Conditions | Yield |
---|---|
With [Rh(bis(dicylohexylphosphino)methane)(C6H5F)][BArF4] In acetone at 55℃; for 18h; Inert atmosphere; Sealed tube; regioselective reaction; | 96% |
1-hexen-5-one
Conditions | Yield |
---|---|
With N-iodo-succinimide In 1,2-dimethoxyethane; water at -20℃; for 2h; Addition; substitution; | 95% |
With iodine; bis-[(trifluoroacetoxy)iodo]benzene In water; acetonitrile at 0 - 20℃; |
1-hexen-5-one
4-dimethylamino-benzaldehyde
1-(4-dimethylaminophenyl)-2-propylbutane-1,3-dione
Conditions | Yield |
---|---|
[Ru(H)Cl(CO)(PPh3)3] In benzene for 5h; Heating; | 95% |
Conditions | Yield |
---|---|
Stage #1: ethyl 2-diethoxyphosphorylpropionate With sodium hydride In tetrahydrofuran; mineral oil Cooling with ice; Inert atmosphere; Stage #2: 5-Hexen-2-one In tetrahydrofuran; mineral oil at 20℃; for 72h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With trifluoroacetic acid In chloroform at 66℃; for 4h; | 95% |
Conditions | Yield |
---|---|
With 2,2'-azobis(isobutyronitrile) at 80 - 90℃; for 5h; | 94% |
Conditions | Yield |
---|---|
With (bis(diisopropylphenyl-imidazol-2-ylidene)phenyl)CoN2 In benzene at 20℃; for 5h; chemoselective reaction; | 94% |
Pt(0) N-heterocyclic carbene In xylene at 72℃; for 24h; | 78% |
nitroacetic acid ethyl ester
1-hexen-5-one
ethyl 5-(3-oxobutyl)-4,5-dihydro-3-isoxazolecarboxylate
Conditions | Yield |
---|---|
With sodium hydroxide In water at 60℃; for 72h; | 94% |
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; oxygen In toluene at 100℃; Wacker Oxidation; | 94% |
1-hexen-5-one
2,2-Diphenylethylamine
1-(2,2-diphenylethyl)-2,5-dimethyl-1H-pyrrole
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; oxygen In toluene at 100℃; Wacker Oxidation; | 94% |
1-hexen-5-one
N-BOC-1,2-diaminoethane
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; oxygen In toluene at 100℃; Wacker Oxidation; | 94% |
1-hexen-5-one
ethylenediamine
1,2-bis(2,5-dimethyl-1H-pyrrol-1-yl)ethane
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; oxygen In toluene at 100℃; Wacker Oxidation; | 94% |
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