HFIP-Mediated Spiro-annulation of Bicyclo[1.1.0]butanes with α-Halo Hydroxamates: Access to...
Bicyclo[1.1.0]butanes (BCBs) are activated using photocatalysts, Lewis and Brønsted acids, transition metal catalysts, and more recently hexafluoroisopropanol (HFIP). On the other hand, α-halo...
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