Toward the Optimization of (+)-[<sup>11</sup>C]PHNO Synthesis: Time Reduction and Process Validation

<div>(a) UV/Vis chromatogram of [<sup>nat</sup>C]propionic acid. (b) Radio-channel chromatogram of [<sup>11</sup>C]CO<sub>2</sub>.</div>

Contrast Media & Molecular Imaging

Figure 10: Toward the Optimization of (+)-[<sup>11</sup>C]PHNO Synthesis: Time Reduction and Process Validation 