primidolol primidolol primidolol is a beta adrenergic receptor antagonist. primidolol names iupac name 1-amino]ethyl]-5-methylpyrimidine-2,4-dione identifiers cas number 67227-55-8 y 3d model (jsmol) interactive image chemspider 61835 kegg c11774 pubchem cid 68563 unii 56qh73d78k y comptox dashboard (epa) dtxsid0043840 inchi inchi=1s/c17h23n3o4/c1-12-5-3-4-6-15(12)24-11-14(21)9-18-7-8-20-10-13(2)16(22)19-17(20)23/h3-6,10,14,18,21h,7-9,11h2,1-2h3,(h,19,22,23)key: retpfdtucpkfec-uhfffaoysa-n smiles cc1=cc=cc=c1occ(cnccn2c=c(c(=o)nc2=o)c)o properties chemical formula c17h23n3o4 molar mass 333.388 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references