Scheme 45.
Synthesis of bis spiro[(5-methylindoline3,2-(4H)thiazolidine)-2,40(1H)-dione]1,10-biphenyl derivatives 53
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.