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.
Optical (top) and chiroptical (bottom) superspectra of (R)-3 (red curves) and (S)-3 (blue curves). Measurement conditions: UV region, 0.17 mM in CHCl3, 0.1 cm cell; visible region, 0.17 mM in CHCl3, 1 cm cell; NIR region, 0.76 mM in CHCl3, 2 cm cell; VCD region, 4000–2000 cm–1 subrange, 0.06 M [(R)-2] and 0.04 mM [(S)-2] in CDCl3, 200 μm cell; VCD region, 2000–900 cm–1 subrange, 35 mM in CDCl3, 200 μm cell. See Materials and Methods for further details.
