124568 <common-name>[Seco‐4/5]MC‐LR</common-name> <description>[Seco‐4/5]MC‐LR belongs to the hybrid peptides, a subclass of peptidomimetics within the organic compounds. This compound is characterized by the chemical formula C49H76N10O13 and is classified under the superclass of organic acids and derivatives. The compound is found in or released from 13 recorded sources across multiple sectors. Within electrical and electronic equipment, it is associated with cell phones, capacitors, batteries, printed circuit boards, wires and cables, and one additional source. In the textiles, leather and furnishings sector, it is found in carpets, rugs, and synthetic textiles. It is also present in food packaging within the food, food processing and cookware sector, and in medical devices within the healthcare, pharmaceuticals and veterinary products sector. Additionally, it is found in lubricants used in energy, oil and gas, as well as in industrial manufacturing and chemical processing, along with one further sector. Recorded exposure routes for [Seco‐4/5]MC‐LR include oral, inhalation, and touch.</description> <cas>154093-29-5</cas> <pubchem-id>139585701</pubchem-id> <chemical-formula>C49H76N10O13</chemical-formula> <weight nil="true"/> <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">2026-04-06T08:25:16Z</created-at> <updated-at type="dateTime">2026-05-21T08:26:04Z</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 nil="true"/> <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 nil="true"/> <moldb-formula>C49H76N10O13</moldb-formula> <moldb-inchi>InChI=1S/C49H76N10O13/c1-26(2)23-37(45(65)58-40(48(70)71)30(6)42(62)55-35(46(66)67)17-14-22-53-49(51)52)57-43(63)31(7)54-44(64)32(8)59(9)39(60)21-20-36(47(68)69)56-41(61)29(5)34(50)19-18-27(3)24-28(4)38(72-10)25-33-15-12-11-13-16-33/h11-13,15-16,18-19,24,26,28-31,34-38,40H,8,14,17,20-23,25,50H2,1-7,9-10H3,(H,54,64)(H,55,62)(H,56,61)(H,57,63)(H,58,65)(H,66,67)(H,68,69)(H,70,71)(H4,51,52,53)/b19-18+,27-24+/t28-,29-,30-,31+,34-,35-,36+,37-,38-,40+/m0/s1</moldb-inchi> <moldb-inchikey>ROJYIJPCSICOBH-GWRQVWKTSA-N</moldb-inchikey> <moldb-average-mass type="decimal" nil="true"/> <moldb-mono-mass type="decimal">1012.559333</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp nil="true"/> <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>CHEM120461</chemdb-id> <dsstox-id nil="true"/> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00114404</susdat-id> <iupac>N2-((2S,3S,4E,6E,8S,9S)-3-amino-9-methoxy-2,6,8-trimethyl-10-phenyldeca-4,6-dienoyl)-N5-(3-(((R)-1-(((S)-1-(((1R,2S)-1-carboxy-3-(((S)-1-carboxy-4-guanidinobutyl)amino)-2-methyl-3-oxopropyl)amino)-4-methyl-1-oxopentan-2-yl)amino)-1-oxopropan-2-yl)amino)-3-oxoprop-1-en-2-yl)-N5-methyl-D-glutamine</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>Peptidomimetics</klass> <subklass>Hybrid peptides</subklass> <paper-count type="integer">1</paper-count> <sync-id>CED0065276</sync-id> <structure-inchikey nil="true"/> <structure-fingerprint nil="true"/> <structure-pattern-fingerprint nil="true"/> <structure-pickle nil="true"/> <structure-indexed-at nil="true"/> </compound>