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HPLC retention time and log P values for 99mTc-labeled cyclic RGD peptides.
| Compound | RCP (%) | Retention Time (min) | Log P Value |
|---|---|---|---|
| 99mTc-PEG4-monomer | > 97 | 8.81 | −4.23 ± 0.21 |
| 99mTc-PEG4-dimer | > 92 | 12.61 | −3.56 ± 0.16 |
| 99mTc-2PEG4-dimer | > 97 | 15.69 | −4.04 ± 0.15 |
| 99mTc-3PEG4-dimer | > 95 | 22.91 | −3.96 ± 0.05 |
