Scheme 17.
Preparation and network formation of 17. Conditions: a = ArOH, DMF, K2CO3, RT, 16 h; b = 4-I-PhOH, Cs2CO3, DMF, 45 min; c = Pd/CuI, ethynyltrimethylsilane, and then TBAF.
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.