TRK-851 [CAS 189015-24-5]

RK-851 is a highly selective and orally active δ-opioid receptor antagonist, with a negative logarithm of the antagonist concentration (pA2) of 8.84. TRK-851 exhibits the selectivity for the δ receptor of more than 100 times higher than that for the μ or κ receptors. TRK-851 exhibits a potent antitussive effect in a rat model of capsaicin-induced cough. TRK-851 can be used for research on antitussive effects[1].

[189015-24-5]

C29H29FN2O3

472.55

O[C@]12[C@]34[C@](OC5=C(O)C=CC(C[C@@]2([H])N(CC4)CC6CC6)=C53)([H])C7=C(C8=CC(F)=CC9=C8N7CCC9)C1

Opioid Receptor

δ Opioid Receptor/DOR

Room temperature