Title: Potassium Guaiacolsulfonate
CAS Registry Number: 1321-14-8
CAS Name: 3-Hydroxy-4-methoxybenzenesulfonic acid monopotassium salt mixt with monopotassium 4-hydroxy-3-methoxybenzenesulfonate
Synonyms: sulfogaiacol
Trademarks: Thiocol (Roche); Orthocoll
Molecular Formula: C7H7KO5S
Molecular Weight: 242.29
Percent Composition: C 34.70%, H 2.91%, K 16.14%, O 33.02%, S 13.23%
Literature References: A mixture of the potassium salts of 4- and 5-guaiacolsulfonic acid.
Properties: White, odorless crystals or cryst powder; faint bitter taste. Gradually turns pink on exposure to air and light. Soluble in 7.5 parts water. Almost insol in alcohol. Insol in ether. The aq soln is neutral to litmus.
Keep well closed and protected from light.
Therap-Cat: Expectorant.
Keywords: Expectorant.