20946 <common-name>Felypressin</common-name> <description>Felypressin is an organic compound with the chemical formula C46H65N13O11S2. Felypressin 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 1,040 g/mol, Felypressin is a heavy molecule. Regarding its biological activity, it is recorded as an agonist of the Vasopressin V1a receptor (AVPR1A).</description> <cas>56-59-7</cas> <pubchem-id>14257662</pubchem-id> <chemical-formula>C46H65N13O11S2</chemical-formula> <weight>1040.2</weight> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2016-05-22T06:33:49Z</created-at> <updated-at type="dateTime">2026-08-22T14:58:38Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id>DB00093</drugbank-id> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>NCCCC[C@H](NC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CSSC[C@H](N)C(=O)N[C@@H](CC2=CC=CC=C2)C(=O)N[C@@H](CC2=CC=CC=C2)C(=O)N[C@@H](CCC(N)=O)C(=O)N[C@@H](CC(N)=O)C(=O)N1)C(=O)NCC(N)=O</moldb-smiles> <moldb-formula>C46H65N13O11S2</moldb-formula> <moldb-inchi>InChI=1S/C46H65N13O11S2/c47-18-8-7-14-29(40(64)52-23-38(51)62)54-45(69)35-15-9-19-59(35)46(70)34-25-72-71-24-28(48)39(63)55-31(20-26-10-3-1-4-11-26)43(67)56-32(21-27-12-5-2-6-13-27)42(66)53-30(16-17-36(49)60)41(65)57-33(22-37(50)61)44(68)58-34/h1-6,10-13,28-35H,7-9,14-25,47-48H2,(H2,49,60)(H2,50,61)(H2,51,62)(H,52,64)(H,53,66)(H,54,69)(H,55,63)(H,56,67)(H,57,65)(H,58,68)/t28-,29-,30-,31-,32-,33-,34-,35-/m0/s1</moldb-inchi> <moldb-inchikey>SFKQVVDKFKYTNA-DZCXQCEKSA-N</moldb-inchikey> <moldb-average-mass type="decimal">1040.219</moldb-average-mass> <moldb-mono-mass type="decimal">1039.436791367</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>-3.5</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>16736539</chemspider-id> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM019841</chemdb-id> <dsstox-id>DTXSID6048599</dsstox-id> <toxcast-id>48599</toxcast-id> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00033543</susdat-id> <iupac>(2S)-N-[(2S)-6-amino-1-[(2-amino-2-oxoethyl)amino]-1-oxohexan-2-yl]-1-[(4R,7S,10S,13S,16S,19R)-19-amino-7-(2-amino-2-oxoethyl)-10-(3-amino-3-oxopropyl)-13,16-dibenzyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carbonyl]pyrrolidine-2-carboxamide</iupac> <moldb-polar-surface-area>405.3199999999998</moldb-polar-surface-area> <moldb-refractivity>264.7915</moldb-refractivity> <moldb-polarizability>103.93121703841666</moldb-polarizability> <moldb-rotatable-bond-count>19</moldb-rotatable-bond-count> <moldb-acceptor-count>13</moldb-acceptor-count> <moldb-donor-count>12</moldb-donor-count> <moldb-pka-strongest-acidic>11.385350067635363</moldb-pka-strongest-acidic> <moldb-pka-strongest-basic>10.176531109821177</moldb-pka-strongest-basic> <moldb-physiological-charge>2</moldb-physiological-charge> <moldb-number-of-rings>4</moldb-number-of-rings> <moldb-alogps-logp>-1.11</moldb-alogps-logp> <moldb-alogps-logs>-4.36</moldb-alogps-logs> <moldb-alogps-solubility>4.53e-02 g/l</moldb-alogps-solubility> <kingdom>Organic compounds</kingdom> <superklass>Organic acids and derivatives</superklass> <klass>Carboxylic acids and derivatives</klass> <subklass>Amino acids, peptides, and analogues</subklass> <paper-count type="integer">255</paper-count> <sync-id>CED0014041</sync-id> <structure-inchikey>SFKQVVDKFKYTNA-DZCXQCEKSA-N</structure-inchikey> 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type="dateTime">2026-09-19T04:08:19Z</structure-indexed-at> </compound>