🌐EnglishEnglishDeutschFrançaisItalianoPolskiPortuguêsРусскийالعربيةفارسی한국어中文日本語EntityQ2410244· pop 21· linked from 90 articlesdithionic acidAlso known as H2S2O6, [(HO)(O)2SS(O)2(OH)], hypodisulfuric acidchemical compoundChemical dataFormulaH2O6S2Molecular weight162.15 g/molSMILESOS(=O)(=O)S(=O)(=O)OInChIKeyRMGVZKRVHHSUIM-UHFFFAOYSA-NXLogP-1.8Polar surface area126 ŲH-bond donors2H-bond acceptors6Formal charge0via PubChemAvailable in 20 languagesFrançais中文日本語РусскийPortuguêsItalianoالعربيةazbCzechEsperantoConnectionsInternational Union of Pure and Applied ChemistryEntitythiocyanic acidEntityCategoriesDithionatesSulfur oxoacids