levomoprolol levomoprolol levomoprolol is a beta adrenergic antagonist. it is the (s)-enantiomer of moprolol. levomoprolol names preferred iupac name (2s)-1-(2-methoxyphenoxy)-3-propan-2-ol other names (−)-moprolol; l-moprolol identifiers cas number 77164-20-6 y 3d model (jsmol) interactive image chemspider 2298561 pubchem cid 3034006 unii k4non6fson y inchi inchi=1s/c13h21no3/c1-10(2)14-8-11(15)9-17-13-7-5-4-6-12(13)16-3/h4-7,10-11,14-15h,8-9h2,1-3h3/t11-/m0/s1key: lftfgcdecfpsqd-nshdsacasa-ninchi=1/c13h21no3/c1-10(2)14-8-11(15)9-17-13-7-5-4-6-12(13)16-3/h4-7,10-11,14-15h,8-9h2,1-3h3/t11-/m0/s1key: lftfgcdecfpsqd-nshdsacabp smiles cc(c)nc(coc1=cc=cc=c1oc)o properties chemical formula c13h21no3 molar mass 239.315 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references