mersalyl mersalyl mersalyl (mersal) is an organomercury compound and mercurial diuretic. it is only rarely used as a drug, having been superseded by diuretic medications that do not contain mercury and are therefore less toxic. it features a hg(ii) centre. mersalyl was originally adapted from calomel (hg2cl2), a diuretic discovered by paracelsus. mersalyl names iupac name (3--2-methoxypropyl)(hydroxy)mercury other names mersalyl acid, salyrganic acid identifiers cas number 486-67-9 y 3d model (jsmol) interactive image chembl chembl1201330 n chemspider 11337655 y echa infocard 100.006.943 iuphar/bps 5331 pubchem cid 443130 unii 7rdi07k19u y comptox dashboard (epa) dtxsid3046902 inchi inchi=1s/c13h16no5.hg.h2o/c1-9(18-2)7-14-13(17)10-5-3-4-6-11(10)19-8-12(15)16;;/h3-6,9h,1,7-8h2,2h3,(h,14,17)(h,15,16);;1h2/q;+1;/p-1 ykey: hqrsuidicnolpx-uhfffaoysa-m yinchi=1/c13h16no5.hg.h2o/c1-9(18-2)7-14-13(17)10-5-3-4-6-11(10)19-8-12(15)16;;/h3-6,9h,1,7-8h2,2h3,(h,14,17)(h,15,16);;1h2/q;+1;/p-1/rc13h17hgno6/c1-20-9(6-14-19)7-15-13(18)10-4-2-3-5-11(10)21-8-12(16)17/h2-5,9,19h,6-8h2,1h3,(h,15,18)(h,16,17)key: hqrsuidicnolpx-scjhnvikak smiles occ(oc)cnc(=o)c1ccccc1occ(o)=o properties chemical formula c13h18hgno6 molar mass 484.87512 g/mol pharmacology atc code c03bc01 (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