Title: Mercuric Sodium p-Phenolsulfonate
CAS Registry Number: 535-55-7
Additional Names: Mercury and sodium phenolsulfonate; mercuriphenoldisulfonate sodium
Molecular Formula: C12H8HgNa2O8S2
Molecular Weight: 590.89
Percent Composition: C 24.39%, H 1.36%, Hg 33.95%, Na 7.78%, O 21.66%, S 10.85%
Literature References: Prepd by the action of the sodium salt of p-phenolsulfonic acid on yellow mercuric oxide: Lumière, Chevrottier, Compt. Rend. 132, 145 (1901); Lumière, Perrin, Pharmacie 1, 102 (1943). The commercial product is a mixture of the monosulfonate (80%) and the disulfonate.
Properties: White powder. One gram dissolves in 5 ml water. The aq soln does not coagulate albuminous matter.
CAUTION: Ingestion or percutaneous absorption may cause mercury poisoning.
Use: As germicide in soaps and lotions. Usual concn in soap about 1:100.
Therap-Cat: Antiseptic (local).
Keywords: Antiseptic/Disinfectant; Mercurial compounds.