🌐EnglishEnglishDeutschEspañolNederlandsPolskiPortuguêsالعربيةفارسی中文EntityQ240091· pop 15· linked from 233 articlesGewald reactionorganic reactionConnectionssulfurEntityInternational Standard Book NumberEntityCategoriesHeterocycle forming reactionsMultiple component reactionsName reactionsSulfur heterocycle forming reactions