Fig. 3.
The HPLC chromatogram of 2 using a Kromasil 5-CelluCoat RP column (4.6 × 250 mm, 5 μm) eluted with CH3CN/H2O (30:70, v/v; flow rate 0.5 mL/min; UV detection at 210 nm)
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.