🌐EnglishEnglishDeutschEspañolРусскийفارسی中文日本語EntityQ1058157· pop 12· linked from 225 articlesBernthsen acridine synthesischemical synthesisAvailable in 11 languagesEspañolDeutsch中文日本語РусскийArmenianAzerbaijaniBasqueTamilConnectionsaromaticityEntityBirch reductionEntityCategoriesHeterocycle forming reactionsName reactionsNitrogen heterocycle forming reactions