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Cas:5918-93-4
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inquiry1,3-Dihydroimidazol-2-one CAS:5918-93-4 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
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Min.Order:1 Gram
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Type:Lab/Research institutions
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inquiry1,3-Dihydroimidazol-2-one Basic information Product Name: 1,3-Dihydroimidazol-2-one Synonyms: 1,3-dihydro-2h-imidazol-2-on;2(3H)-Oxo-1H-imidazole;1,3-dihydro-2H-imidazol-2-one(SALTDATA: FREE);5-24-01-00299 (Beilstein Handbook Reference);AI3-27
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Min.Order:1 Gram
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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
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inquiry1,3-Dihydroimidazol-2-one cas 5918-93-4Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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5918-93-4 Application:intermediate
Cas:5918-93-4
Min.Order:0
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Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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Conditions | Yield |
---|---|
Stage #1: 2,4-imidazolidinedione With diisobutylaluminium hydride In tetrahydrofuran at 0℃; for 7.41667h; Inert atmosphere; Stage #2: With water In methanol for 13.5h; Reflux; Inert atmosphere; | 93% |
Stage #1: 2,4-imidazolidinedione With diisobutylaluminium hydride In tetrahydrofuran; toluene at 0℃; for 2.5h; Inert atmosphere; Stage #2: With water In tetrahydrofuran; methanol; toluene at 100℃; for 18h; Inert atmosphere; | 83% |
Stage #1: 2,4-imidazolidinedione With diisobutylaluminium hydride In tetrahydrofuran; toluene at 0℃; for 2h; Stage #2: With methanol Heating; Further stages.; | 62% |
With diisobutylaluminium hydride In tetrahydrofuran; toluene at 0℃; for 1.5h; | 1.4 g |
2-oxo-4-imidazoline-4-carboxylic acid
1,3-dihydroimidazolone
Conditions | Yield |
---|---|
With potassium carbonate for 4h; Heating; | 75% |
at 220℃; under 2 Torr; | |
at 230 - 240℃; under 5 Torr; | |
With copper at 230 - 300℃; under 0.3 Torr; |
α-ureidoacetaldehyde diethyl acetal
1,3-dihydroimidazolone
Conditions | Yield |
---|---|
With sulfuric acid at 25℃; for 48h; | 53% |
With sulfuric acid In water at 55℃; for 1h; | 44% |
With sulfuric acid In water at 20 - 55℃; for 3h; Inert atmosphere; | 44% |
With sulfuric acid |
1-Benzyloxy-1,3-dihydro-imidazol-2-one
1,3-dihydroimidazolone
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 20℃; for 3h; | 51% |
Conditions | Yield |
---|---|
With hydrogenchloride; sodium amalgam Anschliessend mit Kaliumcyanat bei pH 7 behandeln; |
1-vinyloxycarbonylimidazol-2-one
1,3-dihydroimidazolone
Conditions | Yield |
---|---|
for 1h; Heating; |
1,3-dihydroimidazolone
Conditions | Yield |
---|---|
With water In tetrahydrofuran at 20℃; for 0.166667h; Inert atmosphere; |
1,3-dihydroimidazolone
acetic anhydride
1,3-diacetyl-2,3-dihydro-1H-imidazol-2-one
Conditions | Yield |
---|---|
for 1.5h; Reflux; | 99.5% |
for 1.5h; Reflux; | 95% |
Heating; | 80% |
Conditions | Yield |
---|---|
With aluminium trichloride In nitrobenzene at 60 - 65℃; | 93% |
1,3-dihydroimidazolone
3-iodobenzylalcohol
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 87% |
1,3-dihydroimidazolone
para-iodoanisole
4-(4-methoxyphenyl)-1H-imidazol-2(3H)-one
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 85% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 85% |
1,3-dihydroimidazolone
1,1,1,3,3,3-hexamethyl-disilazane
1-(trimethylsilyl)-2-<(trimethylsilyl)oxy>imidazole
Conditions | Yield |
---|---|
With pyridine; chloro-trimethyl-silane for 7h; Heating; | 78% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 78% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 77% |
1,3-dihydroimidazolone
di-tert-butyl dicarbonate
Conditions | Yield |
---|---|
With dmap In acetonitrile at 0℃; for 2h; Inert atmosphere; | 77% |
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 0℃; for 24h; Inert atmosphere; | 77% |
Conditions | Yield |
---|---|
With acetic acid In ethanol Microwave irradiation; | 76% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 75% |
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 0 - 20℃; for 25h; Inert atmosphere; | 73% |
With dmap; triethylamine In dichloromethane at 0℃; for 24h; Inert atmosphere; | 44% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 36h; | 68% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 24h; | 68% |
Conditions | Yield |
---|---|
With potassium phosphate; (S,S)-1,2-diaminocyclohexane; copper(l) iodide In 1,4-dioxane at 120℃; for 15h; | 67% |
1,3-dihydroimidazolone
3,4,5-trifluorobenzene-1-sulfonyl chloride
Conditions | Yield |
---|---|
Stage #1: 1,3-dihydroimidazolone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.5h; Inert atmosphere; Stage #2: 3,4,5-trifluorobenzene-1-sulfonyl chloride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 12h; Inert atmosphere; | 65% |
1,3-dihydroimidazolone
p-trifluoromethylphenyl bromide
4-(4-(trifluoromethyl)phenyl)-1H-imidazol-2(3H)-one
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 36h; | 64% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 6h; | 62% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 36h; | 62% |
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 12h; | 62% |
1,3-dihydroimidazolone
4-(methylthio)benzoyl chloride
4-(4-Methylsulfanyl-benzoyl)-1,3-dihydro-imidazol-2-one
Conditions | Yield |
---|---|
With aluminium trichloride In nitrobenzene at 60 - 65℃; for 6h; | 61% |
1,3-dihydroimidazolone
1-Chloro-4-iodobenzene
4-(4-chlorophenyl)-1H-imidazol-2(3H)-one
Conditions | Yield |
---|---|
With sodium acetate; palladium diacetate In dimethyl sulfoxide at 80℃; for 12h; | 61% |
Conditions | Yield |
---|---|
With 1,10-Phenanthroline; caesium carbonate; copper(I) trifluoromethanesulfonate benzene In 1,4-dioxane at 120℃; for 15h; | 61% |
1,3-dihydroimidazolone
3,4-difluorobenzenesulfonyl chloride
Conditions | Yield |
---|---|
Stage #1: 1,3-dihydroimidazolone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.5h; Inert atmosphere; Stage #2: 3,4-difluorobenzenesulfonyl chloride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 12h; Inert atmosphere; | 61% |
1,3-dihydroimidazolone
2-Thiophenecarbonyl chloride
1,3-dihydro-4-(2-thienoyl)-2H-imidazol-2-one
Conditions | Yield |
---|---|
With aluminium trichloride In nitrobenzene at 60 - 65℃; for 6h; | 60% |
aluminium trichloride In nitrobenzene |
1,3-dihydroimidazolone
ethyl chlorocarbonylacetate
3-Oxo-3-(2-oxo-2,3-dihydro-1H-imidazol-4-yl)-propionic acid ethyl ester
Conditions | Yield |
---|---|
With tin(IV) chloride In nitromethane | 60% |
Conditions | Yield |
---|---|
Stage #1: 1,3-dihydroimidazolone With sodium hydride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 0.5h; Inert atmosphere; Stage #2: p-toluenesulfonyl chloride In N,N-dimethyl-formamide; mineral oil at 0 - 20℃; for 12h; Reagent/catalyst; Solvent; Inert atmosphere; | 59% |
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