Description: Acetalin-3 (Ac-RFMWMT-NH2) is a hexapeptide that acts as a μ opioid receptor antagonist, displaying high affinity for μ and κ3 opioid receptors, weak affinity for κ1 receptors, and no affinity for κ2 receptors [1].
CAS Number: 152274-65-2
Formula: C42H61N11O8S2
Molecular Weight: 912,13