phenylmercuric borate phenylmercuric borate phenylmercuric borate is a topical antiseptic and disinfectant that is soluble in water, ethanol and glycerol. phenylmercuric borate names iupac name phenylmercurium borate other names merfen identifiers cas number 102-98-7 n 3d model (jsmol) interactive image chemspider 21106367 y echa infocard 100.002.790 ec number 203-068-1 pubchem cid 7627 unii zt1tty3ngj n comptox dashboard (epa) dtxsid5046308 inchi inchi=1s/c6h5.bh2o3.hg/c1-2-4-6-5-3-1;2-1(3)4;/h1-5h;2-3h;/q;-1;+1 ykey: vuxspdnlyqtosy-uhfffaoysa-n yinchi=1/c6h5.bh2o3.hg/c1-2-4-6-5-3-1;2-1(3)4;/h1-5h;2-3h;/q;-1;+1/rc6h7bhgo3/c9-7(10)11-8-6-4-2-1-3-5-6/h1-5,9-10hkey: vuxspdnlyqtosy-byicnfltar smiles ob(o)oc1ccccc1 properties chemical formula c6h7bhgo3 molar mass 338.519 g/mol melting point 112 to 113 °c (234 to 235 °f; 385 to 386 k) pharmacology atc code d08ak02 (who) except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). n verify (what is yn ?) infobox references it was used until the 1990s as an active ingredient in disinfectants and in the field of wound treatment for the skin, mouth and throat, for example under the trade name merfen orange. however, it has been replaced by other substances due to the high mercury content.