🌐EnglishEnglishDeutschNederlandsPolski中文EntityQ1407366· pop 8· linked from 7 articlespyromellitic dianhydrideAlso known as PMDA, pyromellitic acid anhydride, pyromellitic anhydride, 1,2,4,5-benzenetetracarboxylic anhydridechemical compoundAvailable in 7 languagesDeutsch中文CzechFinnishNederlandsTamilvia Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntitymass densityEntityCategoriesChembox having GHS dataECHA InfoCard ID from WikidataPhthalic anhydrides