Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A) Synthesis and applications of 1‐oxaspiro[2.3]hexanes. B) Modular synthesis of 1,1,3‐trisubstituted cyclobutanes by electrophilic activation of bicyclo[1.1.0]butyl boronates. C) Strain‐release driven spirocyclization approach to 1‐oxaspiro[2.3]hexanes and 1‐azaspiro[2.3]hexanes from bicyclo[1.1.0]butyl carbinolates.
