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CAS No.: | 43001-25-8 |
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Name: | 4-Iodobut-1-yne |
Article Data: | 14 |
Molecular Structure: | |
Formula: | C4H5I |
Molecular Weight: | 179.988 |
Synonyms: | 4-iodo-1-butyne;1-iodo-3-butyne;4-iodobutyne;4-iodo-but-1-yne;1-Butyne,4-iodo;3-butyn-1-iodide;4-Jod-but-1-in; |
Density: | 1.852±0.06 g/cm3(Predicted) |
Boiling Point: | 61 °C(Press: 80 Torr) |
PSA: | 0.00000 |
LogP: | 1.44470 |
1-butyn-4-ol
4-iodobut-1-yne
Conditions | Yield |
---|---|
With 1H-imidazole; iodine; triphenylphosphine In dichloromethane at 0 - 25℃; Inert atmosphere; | 73% |
With 1H-imidazole; iodine; triphenylphosphine In dichloromethane at 20℃; for 3h; Inert atmosphere; | 72% |
With 1H-imidazole; iodine; triphenylphosphine In dichloromethane at 20℃; for 4h; Inert atmosphere; | 68% |
3-butyn-1-yl p-toluenesulfonate
4-iodobut-1-yne
Conditions | Yield |
---|---|
With sodium iodide In acetone for 12h; | 50% |
With acetone; sodium iodide | |
With sodium iodide In acetone Heating; Yield given; |
methanesulfonic acid but-3-ynyl ester
4-iodobut-1-yne
Conditions | Yield |
---|---|
With sodium iodide In acetone for 22h; Reflux; | 4.1 g |
With sodium iodide In acetone for 4h; Inert atmosphere; Reflux; | |
With sodium iodide In acetone for 4h; Reflux; Inert atmosphere; |
4-bromobut-1-yne
4-iodobut-1-yne
Conditions | Yield |
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With sodium iodide In acetonitrile for 1h; Reflux; | |
With sodium iodide In dimethyl sulfoxide at 0 - 20℃; for 2h; |
4-iodobut-1-yne
3-(methylthio)-6-phenyl-1,2,4-triazine-5-thione
5-(3-butynylthio)-3-(methylthio)-6-phenyl-1,2,4-triazine
Conditions | Yield |
---|---|
With base | 100% |
With triethylamine In tetrahydrofuran for 6h; | 89% |
4-iodobut-1-yne
diethyl 2-(1,4-dioxaspiro[4.5]dec-6-en-8-ylmethyl)malonate
Conditions | Yield |
---|---|
Stage #1: diethyl 2-(1,4-dioxaspiro[4.5]dec-6-en-8-ylmethyl)malonate With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; Inert atmosphere; Stage #2: 4-iodobut-1-yne In N,N-dimethyl-formamide at 0 - 50℃; Inert atmosphere; | 99% |
5-phenyl-2H-[1,2,4]triazine-3-thione
4-iodobut-1-yne
3-(3-butylnylthio)-5-phenyl-1,2,4-triazine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran for 24h; Ambient temperature; | 97% |
4-iodobut-1-yne
6-methyl-3-p-tolyl-1,2,4-triazine-5-thione
5-(3-butynylthio)-6-methyl-3-p-tolyl-1,2,4-triazine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran for 6h; | 96% |
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 60℃; for 18h; Schlenk technique; | 96% |
With potassium carbonate In acetone at 65℃; for 7h; Schlenk technique; Sealed tube; | 94% |
With potassium carbonate In acetone at 60℃; for 18h; Inert atmosphere; |
4-iodobut-1-yne
thiosemicarbazide
S-3-butynylisothiosemicarbazide hydrogen iodide
Conditions | Yield |
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In ethanol at 78℃; for 6h; | 91% |