Meerwein’s Salt
摘要
Meerwein’s salts, also known as the Meerwein reagents, refer to trimethyloxonium tetrafluoroborate (Me3O+BF4-) and triethyloxonium tetrafluoroborate (Et3O+BF4-). Named after the inventor Hans Meerwein,1 these trialkyloxonium salts are powerful alkylating agents.