135726 <common-name>EC-17</common-name> <description>EC-17 is an organic compound with the chemical formula C42H36N10O10S. EC-17 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 872.87 g/mol, EC-17 is a heavy molecule. Regarding its biological activity, there is one recorded protein target for this compound, as it acts as a modulator of Folate receptor alpha (FOLR1).</description> <cas>583037-91-6</cas> <pubchem-id>135564966</pubchem-id> <chemical-formula>C42H36N10O10S</chemical-formula> <weight>872.9</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">2026-04-14T18:53:21Z</created-at> <updated-at type="dateTime">2026-08-22T14:20:23Z</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>DB12559</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>NC(=O)CC[C@H](N(CCNC(=S)NC1=CC=C2C(=C1)C(=O)OC21C2=CC=C(O)C=C2OC2=C1C=CC(O)=C2)C(=O)C1=CC=C(NCC2=CN=C3N=C(N)NC(=O)C3=N2)C=C1)C(O)=O</moldb-smiles> <moldb-formula>C42H36N10O10S</moldb-formula> <moldb-inchi>InChI=1S/C42H36N10O10S/c43-33(55)12-11-30(38(58)59)52(37(57)20-1-3-21(4-2-20)46-18-23-19-47-35-34(48-23)36(56)51-40(44)50-35)14-13-45-41(63)49-22-5-8-27-26(15-22)39(60)62-42(27)28-9-6-24(53)16-31(28)61-32-17-25(54)7-10-29(32)42/h1-10,15-17,19,30,46,53-54H,11-14,18H2,(H2,43,55)(H,58,59)(H2,45,49,63)(H3,44,47,50,51,56)/t30-/m0/s1</moldb-inchi> <moldb-inchikey>ZMTAPBHUSYTHBY-PMERELPUSA-N</moldb-inchikey> <moldb-average-mass type="decimal">872.87</moldb-average-mass> <moldb-mono-mass type="decimal">872.233658573</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>2.06</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id nil="true"/> <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>CHEM131619</chemdb-id> <dsstox-id nil="true"/> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id nil="true"/> <iupac>(2S)-2-[1-(4-{[(2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl]amino}phenyl)-N-{2-[({3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-5-yl}carbamothioyl)amino]ethyl}formamido]-4-carbamoylbutanoic acid</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <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">1142</paper-count> <sync-id>CED0008181</sync-id> <structure-inchikey>ZMTAPBHUSYTHBY-PMERELPUSA-N</structure-inchikey> 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