🌐EnglishEnglishDeutschFrançaisالعربيةفارسی中文EntityQ415207· pop 11· linked from 4 articlesWoollins' reagentchemical compoundConnectionssodiumEntityphosphorusEntityCategoriesChembox having GHS dataChembox image size setECHA InfoCard ID from WikidataFour-membered ringsOrganoselenium compoundsPhosphorus heterocyclesPhosphorus(V) compoundsReagents for organic chemistrySelenium(−II) compounds