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Conditions | Yield |
---|---|
With potassium hydroxide |
1,1-difluoro-1,3-dibromopropane
A
3-bromo-3,3-difluropropene
B
1,1-difluoro-3-bromo-1-propene
Conditions | Yield |
---|---|
With potassium hydroxide at 115 - 130℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts; | |
With potassium hydroxide In water at 120 - 160℃; Yield given. Yields of byproduct given; | |
With potassium hydroxide In water at 90 - 110℃; for 3h; |
Conditions | Yield |
---|---|
at 80℃; |
Conditions | Yield |
---|---|
With indium In water at 20℃; for 3h; Addition; | 100% |
With indium In N,N-dimethyl-formamide for 3h; Ambient temperature; | 99% |
With ammonium chloride; zinc In tetrahydrofuran allylation; | 84% |
Conditions | Yield |
---|---|
With indium In water for 3h; | 100% |
With zinc In tetrahydrofuran | 47% |
With indium In N,N-dimethyl-formamide |
3-bromo-3,3-difluropropene
3-phenyl-propenal
4,4-difluoro-1-phenylhexa-1,5-dien-3-ol
Conditions | Yield |
---|---|
With indium In water at 20℃; for 3h; Addition; | 100% |
With zinc In tetrahydrofuran 1.) 0 deg C to RT, 4.5 h; 2.) RT, overnight; | 74% |
Conditions | Yield |
---|---|
With indium In water at 20℃; for 3h; Addition; | 100% |
With indium In N,N-dimethyl-formamide for 3h; Ambient temperature; | 93% |
Conditions | Yield |
---|---|
With indium In N,N-dimethyl-formamide at 20℃; | 100% |
Conditions | Yield |
---|---|
With indium; lithium iodide In N,N-dimethyl-formamide | 100% |
With lithium iodide In N,N-dimethyl-formamide at 22℃; for 12h; |
Molecular structure of 3-Bromo-3,3-difluoropropene (CAS NO.420-90-6) is:
Product Name: 3-Bromo-3,3-difluoropropene
CAS Registry Number: 420-90-6
Empirical Formula: C3H3BrF2
Molecular Weight: 156.9567
Melting Point: 53-54 °C
Storage temp.: Keep Cold
Surface Tension: 20.4 dyne/cm
Density: 1.613 g/cm3
Enthalpy of Vaporization: 27.44 kJ/mol
Boiling Point: 42 °C at 760 mmHg
Vapour Pressure: 411 mmHg at 25°C
Safty information about 3-Bromo-3,3-difluoropropene (CAS NO.420-90-6) is:
Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39
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.
Hazard Note: Irritant
HazardClass: IRRITANT, KEEP COLD
3-Bromo-3,3-difluoropropene , its cas register number is 420-90-6. It also can be called 3-Bromo-3,3-difluoro-1-propene ; 1,1-Difluoroallyl bromide ; Propene,3-bromo-3,3-difluoro- (6CI,7CI,8CI) .