Efficient and regioselective synthesis of 2-alkyl-2H-indazoles.
An efficient and regioselective synthesis of 2-methyl-2H-indazoles and 2-ethyl-2H-indazoles using trimethyloxonium tetrafluoroborate or triethyloxonium hexafluorophosphate is reported.
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Mui
M
Cheung
Amogh
A
Boloor
Jeffrey A
JA
Stafford