Home Categories Chemical Reagents 3-Bromo-3,3-difluoropropene
A1508312

3-Bromo-3,3-difluoropropene , >95.0%(GC) , 420-90-6

CAS NO.:420-90-6

Empirical Formula: C3H3BrF2

Molecular Weight: 156.96

MDL number: MFCD00042185

EINECS: 810-594-0

Pack Size Price Stock Quantity
1G RMB803.20 In Stock
5G RMB3213.60 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 53-54°C
Boiling point: 41-42°C
Density  1,543 g/cm3
refractive index  1.377
storage temp.  Keep Cold
form  clear liquid
Specific Gravity 1.543
color  Colorless to Light yellow
InChIKey GDDNTTHUKVNJRA-UHFFFAOYSA-N
CAS DataBase Reference 420-90-6(CAS DataBase Reference)

Description and Uses

3-Bromo-3,3-difluoropropene, when mixed with lithium bromide, provides a convenient route to prepare gem-(difluoroallyl) lithium, a reagent of general use in the formation of gem-difluorinated organic compounds. Umpolung asymmetric difluoroallylation of hydrazones with 3-bromo-3,3-difluoropropene (BDFP) under palladium catalysis. In addition, aldehydes and ketones reacted with 3-bromo-3,3-difluoropropene in the presence of the acid-washed zinc powder at 0°C to room temperature to afford gem-difluorohomoallyl alcohols in moderate yields[1-3].

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37/39
Hazard Note  Irritant
HazardClass  IRRITANT, KEEP COLD
HS Code  2903793090

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