🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaРусскийالعربيةفارسی한국어中文日本語EntityQ413491· pop 27· linked from 115 articleselaidic acidAlso known as trans-Delta(9)-octadecenoic acid, (E)-octadec-9-enoic acidchemical compoundChemical dataFormulaC18H34O2Molecular weight282.5 g/molIUPAC name(E)-octadec-9-enoic acidSMILESCCCCCCCC/C=C/CCCCCCCC(=O)OInChIKeyZQPPMHVWECSIRJ-MDZDMXLPSA-NXLogP6.5Polar surface area37.3 ŲH-bond donors1H-bond acceptors2Formal charge0via PubChemAvailable in 26 languagesEspañolFrançaisDeutsch中文日本語РусскийItalianoالعربيةazbBahasa IndonesiaConnectionscis–trans isomerismEntitymilkEntityCategoriesAlkenoic acidsChembox image size setECHA InfoCard ID from WikidataFatty acids