Boron trifluoride-methanol is the most common reagent in this group although the boron trichloride has been reported.Boron trifluoride-methanol is used most often for the preparation of fatty acid esters for GC analysis.
Definition
ChEBI: Boron trifluoride is a boron fluoride.
BORON TRIFLUORIDE-METHANOL Preparation Products And Raw materials