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Cas:288-05-1
Min.Order:1 Kilogram
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Type:Trading Company
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Min.Order:10 Kilogram
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Min.Order:1 Kilogram
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Min.Order:1 Kilogram
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Min.Order:1 Gram
Negotiable
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Min.Order:10 Gram
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Min.Order:1 Gram
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Product Name: SELENOPHENE Synonyms: selenacyclopentadiene;selenofuran;SELENOPHENE;SELENOPHENE 99%;Selenophene,99%;Selenophene, 99% 2.5GR CAS: 288-05-1 MF: C4H4Se MW: 131.03 EINECS: Product Categories: Heterocyclic Compounds;Heterocyclic Build
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Min.Order:100 Gram
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Min.Order:1 Gram
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selenophene
2-iodolselenophene
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78 - -30℃; for 2h; Inert atmosphere; Stage #2: With iodine In tetrahydrofuran; hexane at -30℃; for 2h; | 99% |
Stage #1: selenophene With n-butyllithium In diethyl ether at 30 - 50℃; for 0.5h; Inert atmosphere; Stage #2: With iodine In diethyl ether at -78 - 20℃; for 12h; Inert atmosphere; | 95% |
Stage #1: selenophene With n-butyllithium In tetrahydrofuran Stage #2: With iodine | 55% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78 - -30℃; for 2h; Inert atmosphere; Stage #2: tributyltin chloride In tetrahydrofuran; hexane at -30℃; for 2h; | 98.1% |
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Inert atmosphere; Stage #2: tributyltin chloride In tetrahydrofuran; hexane at -78℃; for 1.5h; Inert atmosphere; | 77.5% |
Stage #1: selenophene With n-butyllithium In diethyl ether; hexane at -10 - 20℃; for 1.5h; Inert atmosphere; Stage #2: tributyltin chloride In diethyl ether; hexane at 20℃; for 1h; Inert atmosphere; | 71% |
selenophene
tetraiodoselenophene
Conditions | Yield |
---|---|
With mercury(II) diacetate; iodine; acetic acid at 95℃; for 0.5h; | 97.4% |
Stage #1: selenophene With mercury(II) diacetate; iodine; acetic acid at 90℃; Stage #2: With potassium iodide In water at 20℃; for 3h; |
Conditions | Yield |
---|---|
With N-Bromosuccinimide In tetrahydrofuran at 20℃; | 95% |
With N-Bromosuccinimide In chloroform at 20℃; for 10h; Inert atmosphere; Schlenk technique; | 91% |
With N-Bromosuccinimide In chloroform at 0 - 20℃; for 1h; Inert atmosphere; | 90% |
selenophene
2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
4,4,5,5-tetramethyl-2-(selenophen-2-yl)-1,3,2-dioxaborolane
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1.33333h; Inert atmosphere; Stage #2: 2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane In tetrahydrofuran; hexane at -78 - 20℃; Inert atmosphere; | 94% |
With n-butyllithium In tetrahydrofuran at -78 - 20℃; for 18h; Inert atmosphere; |
Conditions | Yield |
---|---|
With CF3SO3Ag In dichloromethane under N2 AgOTf was added to a slurry of complex in CH2Cl2, the soln. wasstirred for 2 h, filtered, selenophene was added, stirred for 12 h; filtered, washed with diethyl ether and pentane; elem. anal.; | 93% |
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; triphenylphosphine; Trimethylacetic acid In N,N-dimethyl-formamide at 100℃; for 24h; Inert atmosphere; regioselective reaction; | 93% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In diethyl ether; hexane for 1.5h; Heating / reflux; Stage #2: carbon dioxide In diethyl ether; hexane at 20℃; Cooling with acetone-dry ice; Stage #3: With hydrogenchloride; potassium hydroxide; water more than 3 stages; | 92.1% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78 - -30℃; for 2h; Inert atmosphere; Stage #2: benzyl bromide In tetrahydrofuran; hexane at -30℃; for 2h; | 91.6% |
selenophene
2,3,4,5-tetrabromoselenophene
Conditions | Yield |
---|---|
With bromine; acetic acid In chloroform at 0 - 70℃; for 18h; | 91% |
With bromine In dichloromethane at 0℃; for 74h; Reflux; Inert atmosphere; | 84% |
With bromine In dichloromethane at 0℃; Reflux; | 84% |
selenophene
N,N,N,N,-tetramethylethylenediamine
N,N',N"-tris(tert-butyl)sulfur triimide
Conditions | Yield |
---|---|
Stage #1: selenophene; N,N,N,N,-tetramethylethylenediamine With n-butyllithium In hexane at 20℃; for 0.5h; Stage #2: N,N',N"-tris(tert-butyl)sulfur triimide In diethyl ether; hexane at 20℃; for 12h; | 91% |
selenophene
3,4-dimethylmaleimide
Conditions | Yield |
---|---|
benzophenone In benzene at 20℃; for 8h; Irradiation; | A 90% B n/a |
benzophenone In benzene at 20℃; for 8h; Irradiation; | A n/a B 70% |
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; triphenylphosphine; Trimethylacetic acid In N,N-dimethyl-formamide at 100℃; for 24h; Inert atmosphere; regioselective reaction; | 90% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran at 0℃; for 1h; Inert atmosphere; Stage #2: With sulfur In tetrahydrofuran at 0℃; for 2h; Inert atmosphere; Stage #3: 3-bromomethylheptane In tetrahydrofuran at 20℃; Inert atmosphere; | 90% |
Stage #1: selenophene With n-butyllithium In tetrahydrofuran at 0℃; for 1h; Stage #2: With sulfur In tetrahydrofuran for 2h; Stage #3: 3-bromomethylheptane In tetrahydrofuran at 20℃; |
selenophene
3,5-bis(trifluoromethyl)benzenesulfonyl chloride
Conditions | Yield |
---|---|
With palladium diacetate; lithium carbonate In 1,4-dioxane at 140℃; for 4h; Schlenk technique; Inert atmosphere; regioselective reaction; | 90% |
selenophene
2,3,4-trifluorobenzenesulfonyl chloride
Conditions | Yield |
---|---|
With palladium diacetate; lithium carbonate In 1,4-dioxane at 140℃; for 4h; Schlenk technique; Inert atmosphere; regioselective reaction; | 90% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78 - -30℃; for 2h; Inert atmosphere; Stage #2: methyl iodide In tetrahydrofuran; hexane at -30℃; for 2h; | 89.7% |
selenophene
2-chloro-4-fluorobenzene-1-sulfonyl chloride
Conditions | Yield |
---|---|
With palladium diacetate; lithium carbonate In 1,4-dioxane at 140℃; for 4h; Schlenk technique; Inert atmosphere; regioselective reaction; | 89% |
selenophene
4-dimethylamino-benzaldehyde
2,5-bis[(4-N,N-dimethylphenyl)hydroxymethyl]selenophene
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In hexane for 1h; Inert atmosphere; Reflux; Stage #2: 4-dimethylamino-benzaldehyde In tetrahydrofuran; hexane at 0 - 20℃; Inert atmosphere; | 88% |
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 20℃; | 88% |
Conditions | Yield |
---|---|
With palladium diacetate; lithium carbonate In 1,4-dioxane at 140℃; for 4h; Schlenk technique; Inert atmosphere; regioselective reaction; | 88% |
Conditions | Yield |
---|---|
With palladium diacetate; lithium carbonate In 1,4-dioxane at 140℃; for 4h; Schlenk technique; Inert atmosphere; regioselective reaction; | 88% |
selenophene
2,4-difluorobenzene-1-sulfonyl chloride
Conditions | Yield |
---|---|
With palladium diacetate; lithium carbonate In 1,4-dioxane at 140℃; for 4h; Schlenk technique; Inert atmosphere; regioselective reaction; | 86% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In tetrahydrofuran; hexane at -78 - 20℃; for 1.5h; Schlenk technique; Stage #2: trimethyltin(IV)chloride In tetrahydrofuran; hexane for 1h; Schlenk technique; | 85% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In hexane at 20℃; for 12h; Schlenk technique; Reflux; Stage #2: chloro-trimethyl-silane In hexane at 5℃; for 12h; Kinetics; Reflux; | 84% |
Conditions | Yield |
---|---|
Stage #1: selenophene With n-butyllithium In diethyl ether; hexane for 0.5h; Metallation; lithiation; Stage #2: di(1-adamantyl) ketone In diethyl ether; hexane for 2h; Addition; | 83% |
selenophene
pentaamminetrifluoromethanesulfonato osmium(III) trifluoromethanesulfonate
Conditions | Yield |
---|---|
With amalgamated zinc In methanol N2-atmosphere; stirring (30 min), filtering, pptn. on Et2O addn.; filtering, washing (Et2O), drying (vac.); elem. anal.; | 83% |
selenophene
[Rh(H)(Ph)(η5-pentamethylcyclopentadienyl)(PMe3)]
((CH3)5C5)Rh(P(CH3)3)(C4H4Se)
Conditions | Yield |
---|---|
In cyclohexane N2-atmosphere; 60°C (13 h); evapn. (vac.), crystn. (hexanes, -30°C, 2 d), drying (vac.); elem. anal.; | 83% |
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