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CAS No.: | 26074-52-2 |
---|---|
Name: | 2-Bromobutyryl bromide |
Molecular Structure: | |
Formula: | C4H6Br2O |
Molecular Weight: | 229.899 |
Synonyms: | Butyrylbromide, 2-bromo- (6CI,8CI);2-Bromobutanoyl bromide;a-Bromobutyryl bromide; |
EINECS: | 247-441-7 |
Density: | 1.941 g/cm3 |
Boiling Point: | 176.3 °C at 760 mmHg |
Flash Point: | 66.263 °C |
Hazard Symbols: | C |
Risk Codes: | 34-36/37 |
Safety: | 26-36/37/39-45 |
Transport Information: | UN 3265 8/PG 2 |
PSA: | 17.07000 |
LogP: | 2.08140 |
butyryl bromide
2-bromo-butyryl bromide
Conditions | Yield |
---|---|
With bromine at 100℃; |
butanoic acid methyl ester
2-bromo-butyryl bromide
Conditions | Yield |
---|---|
With phosphorus; bromine |
butyric acid
2-bromo-butyryl bromide
Conditions | Yield |
---|---|
With phosphorus; bromine at 100℃; | |
With phosphorus; bromine; sodium hydroxide at 110℃; Hell-Vollard-Zelinsky halogenation; regioselective reaction; |
bromine
butanoic acid ethyl ester
A
ethyl bromide
B
2-bromo-butyryl bromide
2-bromo-butyryl bromide
(2,2-Bis-phenylsulfanyl-vinyl)-((S)-1-phenyl-ethyl)-amine
Conditions | Yield |
---|---|
With N,N-diethylaniline In benzene Heating; | 100% |
2-bromo-butyryl bromide
N,N'-diisopropyl selenourea
Conditions | Yield |
---|---|
With pyridine In tetrahydrofuran at 0℃; | 100% |
2-bromo-butyryl bromide
O-3-(2-furyl)propylhydroxylamine
(±)-1-[O-(3-(2-furyl)propyl)oxyamino]-2-bromo-1-butanone
Conditions | Yield |
---|---|
With triethylamine In dichloromethane for 0.5h; Inert atmosphere; | 100% |
Conditions | Yield |
---|---|
Stage #1: Diethyl methylmalonate With sodium hydride In tetrahydrofuran; mineral oil at 0 - 20℃; for 1.33333h; Inert atmosphere; Stage #2: 2-bromo-butyryl bromide In tetrahydrofuran; mineral oil at 0 - 20℃; for 17h; Inert atmosphere; | 100% |
2-bromo-butyryl bromide
3,5-dimethylaminoaniline
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 100% |
Conditions | Yield |
---|---|
With aluminum (III) chloride In dichloromethane for 2h; Inert atmosphere; Cooling with ice; | 100% |
With aluminum (III) chloride In dichloromethane for 2.3h; Cooling with ice; Inert atmosphere; | 100% |
With aluminum (III) chloride In dichloromethane for 2.33333h; Inert atmosphere; Cooling with ice; | 100% |
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Chemistry informtion about 2-Bromobutyryl Bromide (CAS NO.26074-52-2) is:
IUPAC Name: 2-Bromobutyryl Bromide
Synonyms: Alpha-Bromobutyryl Bromide ; A-Bromo-N-Butyryl Bromide ; 2-Bromobutyryl Bromide ; 2-Bromo-N-Butyryl Bromide ; Bromobutyrylbromide ; 2-Bromobutyryl Bromide, Tech., 90% ; 2-Bromo-N-Butyryl Bromide (Alpha-) 95+%
MF: C4H6Br2O
MW: 229.9
EINECS: 247-441-7
Density: 1.941 g/cm3
Flash Point: 66.3 °C
Boiling Point: 176.3 °C at 760 mmHg
Vapour Pressure: 1.1 mmHg at 25°C
Enthalpy of Vaporization: 41.27 kJ/mol
Refractive Index: n20/D 1.512(lit.)
Following is the molecular structure of 2-Bromobutyryl Bromide (CAS NO.26074-52-2) is:
Hazard Codes:
C: Corrosive
Risk Statements:
R34:Causes burns.
R36/37:Irritating to eyes and respiratory system.
Safety Statements:
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3265 8/PG 2
WGK Germany: 3
F:
F 19: Lachrymator.
F 21: Sensitive to humidity.
HazardClass: 8
PackingGroup: III
2-Bromobutyryl Bromide (CAS NO.26074-52-2) is a colorless or yellowish liquid.