🌐EnglishEnglishDeutschFrançaisNederlandsPolskiTiếng ViệtРусскийفارسی中文日本語EntityQ3333711· pop 14· linked from 358 articlesmethylidyne radicalchemical compoundConnectionsacrylonitrileEntitymethyleneEntityCategoriesChemical articles with multiple ChEBIsChemical articles with multiple compound IDsChemical pages without ChemSpiderIDChemicals without a PubChem CIDFree radicalsMultiple chemicals in an infobox that need indexingOrganometallic chemistry