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Efficient and regioselective synthesis of 2-alkyl-2H-indazoles |
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| Authors: | Cheung Mui Boloor Amogh Stafford Jeffrey A |
| Institution: | GlaxoSmithKline, Five Moore Drive, Research Triangle Park, North Carolina 27709, USA. mc72785@gsk.com |
| Abstract: | 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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