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CAS No.: | 15481-39-7 |
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Name: | BROMINE-1,4-DIOXANE COMPLEX |
Article Data: | 9 |
Molecular Structure: | |
Formula: | C4H8Br2O2 |
Molecular Weight: | 247.914 |
Synonyms: | 1,4-DIOXANE-BROMINE COMPLEX;1 4-DIETHYLENE DIOXIDE DIBROMIDE;BROMINE-1,4-DIOXANE COMPLEX;GLYCOL ETHYLENE ETHER DIBROMIDE;DIOXYETHYLENE ETHER DIBROMIDE;DIOXANE DIBROMIDE;DI(ETHYLENE OXIDE) DIBROMIDE;DIETHYLENE ETHER DIBROMIDE |
Density: | g/cm3 |
Melting Point: | 66 °C |
Boiling Point: | 95 °C |
Flash Point: | 12.2°C |
PSA: | 18.46000 |
LogP: | 1.72440 |
Conditions | Yield |
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at 20℃; for 2h; Cooling with ice; | 65% |
1,4-dioxane
dioxane dibromide
Conditions | Yield |
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With bromine at 0 - 23℃; for 3h; | 57% |
With bromine | |
With bromine | 10 g |
oxirane
dioxane dibromide
Conditions | Yield |
---|---|
With bromine im geschlossenen Gefaess; |
dioxane dibromide
2,4-diethoxy-3-methylphenol
6-bromo-2,4-diethoxy-3-methylphenol
Conditions | Yield |
---|---|
With potassium carbonate In dichloromethane at -78 - 20℃; for 0.916667h; | 88% |
dioxane dibromide
3-bromo-7-(2,3-dibromo-3-phenylpropoxy)-4-methylcoumarin
Conditions | Yield |
---|---|
at 0 - 20℃; for 4h; Neat (no solvent); regioselective reaction; | 86% |
4-methyl-7-methoxy-2H-1-benzopyran-2-one
dioxane dibromide
3-bromo-7-methoxy-4-methylcoumarin
Conditions | Yield |
---|---|
at 0 - 20℃; for 2h; Neat (no solvent); regioselective reaction; | 85% |
7-hydroxy-4-methyl-chromen-2-one
dioxane dibromide
3-bromo-7-hydroxy-4-methyl-chromen-2-one
Conditions | Yield |
---|---|
at 0 - 20℃; for 3h; Neat (no solvent); regioselective reaction; | 84% |
Conditions | Yield |
---|---|
at 0 - 20℃; for 2h; Neat (no solvent); regioselective reaction; | 83% |
Conditions | Yield |
---|---|
at 0 - 20℃; for 0.5h; Neat (no solvent); regioselective reaction; | 83% |
bis[4,6-di-tert-butyl-N-(2,6-diisopropylphenyl)-o-amidophenolato]tin(IV) tetrahydrofuratate
dioxane dibromide
Conditions | Yield |
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In acetonitrile exclusion of air and moisture; soln. of Br2*diox (1 mmol) in MeCN added dropwise to soln. of Sn complex (1 mmol) in MeCN; soln. concd., stored at -12°C for 12 h, crystals isolated; elem. anal.; | 82.3% |