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KOR/DOR agonist 2 is an agonist of the KOR and DOR opioid receptors, with Ki values of 0.14 nM and 0.93 nM, respectively. It exhibits significant antinociceptive effects and can cross the blood-brain barrier.

| Description | KOR/DOR agonist 2 is an agonist of the KOR and DOR opioid receptors, with Ki values of 0.14 nM and 0.93 nM, respectively. It exhibits significant antinociceptive effects and can cross the blood-brain barrier. |
| Targets&IC50 | κ Opioid Receptor:0.14 nM (Ki) |
| In vitro | KOR/DOR agonist 2 (Compound 21) binds to MOR with sub-nanomolar affinity, showing a K i value of 0.20 nM. In the [35S]-GTPγS binding assay, KOR/DOR agonist 2 exhibits functional activity at KOR, MOR, and DOR, with EC 50 values of 0.04 nM, 0.58 nM, and 1.28 nM, respectively. |
| In vivo | At a dosage of 0.1 mg/kg administered subcutaneously, KOR/DOR agonist 2 demonstrates significant antinociceptive effects in the warm water tail immersion test. |
| Formula | C28H32N2O5 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. |

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