1.0 2026-04-14 18:20:24 UTC 2026-08-22 15:09:36 UTC Setmelanotide SmallMolecule Setmelanotide is an organic compound with the formula C49H68N18O9S2. Setmelanotide belongs to the amino acids, peptides, and analogues, a subclass of carboxylic acids and derivatives within the organic compounds. With an average molecular weight of 1,117 g/mol, Setmelanotide is a heavy molecule. It acts as an agonist of the Melanocortin receptor 4 (MC4R). This compound is found in healthcare, pharmaceuticals, and veterinary products, specifically within antiobesity preparations excluding diet products. The recorded route of exposure for Setmelanotide is subcutaneous. C49H68N18O9S2 1117.32 1116.48580819 920014-72-8 [H]N([H])C(=O)[C@@H]1CSSC[C@H](N([H])C(=O)[C@H](CCCN=C(N([H])[H])N([H])[H])N([H])C(C)=O)C(=O)N[C@H](C)C(=O)N[C@@H](CC2=CN=CN2[H])C(=O)N[C@H](CC2=CC=CC=C2)C(=O)N[C@@H](CCCN=C(N)N)C(=O)N[C@@H](CC2=CN([H])C3=CC=CC=C23)C(=O)N1 InChI=1S/C49H68N18O9S2/c1-26-41(70)63-37(20-30-22-55-25-59-30)46(75)64-35(18-28-10-4-3-5-11-28)44(73)62-34(15-9-17-57-49(53)54)43(72)65-36(19-29-21-58-32-13-7-6-12-31(29)32)45(74)66-38(40(50)69)23-77-78-24-39(47(76)60-26)67-42(71)33(61-27(2)68)14-8-16-56-48(51)52/h3-7,10-13,21-22,25-26,33-39,58H,8-9,14-20,23-24H2,1-2H3,(H2,50,69)(H,55,59)(H,60,76)(H,61,68)(H,62,73)(H,63,70)(H,64,75)(H,65,72)(H,66,74)(H,67,71)(H4,51,52,56)(H4,53,54,57)/t26-,33+,34+,35-,36+,37+,38+,39+/m1/s1 HDHDTKMUACZDAA-PHNIDTBTSA-N Detected and Not Quantified Setmelanotide Drug Metabolism Action Pathway SMP0144763 logp -5.3 average_mass 1117.32 ChemAxon mono_mass 1116.48580819 ChemAxon smiles [H]N([H])C(=O)[C@@H]1CSSC[C@H](N([H])C(=O)[C@H](CCCN=C(N([H])[H])N([H])[H])N([H])C(C)=O)C(=O)N[C@H](C)C(=O)N[C@@H](CC2=CN=CN2[H])C(=O)N[C@H](CC2=CC=CC=C2)C(=O)N[C@@H](CCCN=C(N)N)C(=O)N[C@@H](CC2=CN([H])C3=CC=CC=C23)C(=O)N1 ChemAxon formula C49H68N18O9S2 ChemAxon inchi InChI=1S/C49H68N18O9S2/c1-26-41(70)63-37(20-30-22-55-25-59-30)46(75)64-35(18-28-10-4-3-5-11-28)44(73)62-34(15-9-17-57-49(53)54)43(72)65-36(19-29-21-58-32-13-7-6-12-31(29)32)45(74)66-38(40(50)69)23-77-78-24-39(47(76)60-26)67-42(71)33(61-27(2)68)14-8-16-56-48(51)52/h3-7,10-13,21-22,25-26,33-39,58H,8-9,14-20,23-24H2,1-2H3,(H2,50,69)(H,55,59)(H,60,76)(H,61,68)(H,62,73)(H,63,70)(H,64,75)(H,65,72)(H,66,74)(H,67,71)(H4,51,52,56)(H4,53,54,57)/t26-,33+,34+,35-,36+,37+,38+,39+/m1/s1 ChemAxon inchikey HDHDTKMUACZDAA-PHNIDTBTSA-N ChemAxon #<HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f72232b0510> DB11700 11993702 BE0009682