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EJNMMI Radiopharmacy and Chemistry
Fig. 3 | EJNMMI Radiopharmacy and Chemistry

Fig. 3

From: Improved automated one-pot two-step radiosynthesis of (S)-[18F]FETrp, a radiotracer for PET imaging of indoleamine 2,3-dioxygenase 1 (IDO1)

Fig. 3

Representative chromatograms of the chiral UV-CD-HPLC analyses of compounds 4, 6, FETrp and 3. Conditions: CD detection at 230 nm, (A) CHIRALPAK IA, n-hexane/i-PrOH (90/10, v/v), UV detection at 280 nm; (B) CHIRALPAK IA, n-hexane/i-PrOH/TFA (80/20/0.05, v/v/v), UV detection at 280 nm; (C) Reprosil Chiral-AA, MeCN/H2O (82/18, v/v), UV detection at 280 nm; (D) CHIRALPAK IA, n-hexane/EtOH (90/10), UV detection at 225 nm

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