🌐EnglishEnglishEspañolFrançaisItaliano中文日本語EntityQ1059547· pop 6· linked from 6 articlesVolhard–Erdmann cyclizationan organic synthesis of alkyl and aryl thiophenesAvailable in 6 languagesEspañolFrançais中文ItalianoTamilvia Wikidata sitelinks · CC0Connectionsdigital object identifierEntitysuccinic acidEntityCategoriesName reactionsSulfur heterocycle forming reactions