organic salt potassium salt potassium 4-hydroxy-3-methoxybenzene-1-sulfonate 241.965 242.29100 4-Hydroxy-3-methyoxybenzenesulfonic acid, potassium salt An organic potassium salt having 4-hydroxy-3-methoxybenzene-1-sulfonate as the counterion. Commonly used as an expectorant. C7H7KO5S CAS:1321-14-8 CAS:16241-25-1 CHEBI:32033 InChI=1S/C7H8O5S.K/c1-12-7-4-5(13(9,10)11)2-3-6(7)8;/h2-4,8H,1H3,(H,9,10,11);/q;+1/p-1 KEGG:D01610 Monopotassium 4-hydroxy-3-methoxybenzenesulfonate Monopotassium 4-hydroxy-3-methoxybenzenesulphonate PMID:21238758 PMID:237875 PMID:3624174 PMID:6491940 PMID:758448 Patent:US2008085312 Patent:US2010041759 Potassium 4-guaiacolsulfonate Potassium guaiacolsulfonate QFRKWSPTCBGLSU-UHFFFAOYSA-M Reaxys:3764215 Sulfogaiacol [K+].COc1cc(ccc1O)S([O-])(=O)=O chebi_ontology potassium 4-hydroxy-3-methoxybenzene-1-sulfonate potassium 4-hydroxy-3-methoxybenzenesulfonate