An official website of the United States government
Here's how you know
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.
Fig. 2. (a) Molecular structure of m[6]CPP determined by X-ray crystallography (thermal ellipsoids shown at 50% probability). (b) Calculated strain using homodesmotic reactions of [n]CPPs (black) and m[n]CPPs (blue) at B3LYP/6-31G(d,p) level of theory.