CAS No.26074-52-2,2-Bromobutyryl bromide Suppliers

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Basic Information

Molecular Structure:
CAS No.:	26074-52-2
Name:	2-Bromobutyryl bromide

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

Synthetic route

: 5856-82-6
butyryl bromide

: 26074-52-2
2-bromo-butyryl bromide

Conditions

Conditions	Yield
With bromine at 100℃;

: 623-42-7
butanoic acid methyl ester

: 26074-52-2
2-bromo-butyryl bromide

Conditions

Conditions	Yield
With phosphorus; bromine

: 107-92-6
butyric acid

: 26074-52-2
2-bromo-butyryl bromide

Conditions

Conditions	Yield
With phosphorus; bromine at 100℃;
With phosphorus; bromine; sodium hydroxide at 110℃; Hell-Vollard-Zelinsky halogenation; regioselective reaction;

: 7726-95-6
bromine

: 105-54-4
butanoic acid ethyl ester

red phosphorus: red phosphorus

A: 74-96-4
ethyl bromide

B: 26074-52-2
2-bromo-butyryl bromide

...Expand

: 26074-52-2
2-bromo-butyryl bromide

: 157734-48-0
(2,2-Bis-phenylsulfanyl-vinyl)-((S)-1-phenyl-ethyl)-amine

: 2-bromo-N-<(S)-1-phenylethyl>-N-<2,2-bis(phenylthio)ethenyl>butanamide

Conditions

Conditions	Yield
With N,N-diethylaniline In benzene Heating;	100%

: 26074-52-2
2-bromo-butyryl bromide

: 13120-10-0
N,N'-diisopropyl selenourea

: 5-ethyl-3-isopropyl-2-isopropylimino-1,3-selenazolidin-4-one

Conditions

Conditions	Yield
With pyridine In tetrahydrofuran at 0℃;	100%

: 26074-52-2
2-bromo-butyryl bromide

: 138718-06-6
O-3-(2-furyl)propylhydroxylamine

: 1451012-86-4
(±)-1-[O-(3-(2-furyl)propyl)oxyamino]-2-bromo-1-butanone

Conditions

Conditions	Yield
With triethylamine In dichloromethane for 0.5h; Inert atmosphere;	100%

: 26074-52-2
2-bromo-butyryl bromide

: 609-08-5
Diethyl methylmalonate

: C12H19BrO5

Conditions

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%

: 26074-52-2
2-bromo-butyryl bromide

: 108-69-0
3,5-dimethylaminoaniline

: 2-bromo-N-(3,5-dimethylphenyl)butanamide

Conditions

Conditions	Yield
With triethylamine In dichloromethane at 0 - 20℃;	100%

: 462-06-6
fluorobenzene

: 26074-52-2
2-bromo-butyryl bromide

: 2-bromo-1-(4-fluorophenyl)-1-butanone

Conditions

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

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:

Safety Profile

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

Specification

2-Bromobutyryl Bromide (CAS NO.26074-52-2) is a colorless or yellowish liquid.