cicloprolol cicloprolol cicloprolol is a beta-adrenoceptor antagonist. cicloprolol names iupac name 1-phenoxy]-3-(propan-2-ylamino)propan-2-ol identifiers cas number 63659-12-1 y 3d model (jsmol) interactive image chembl chembl2110772 chemspider 129044 iuphar/bps 552 kegg d03490 pubchem cid 146294 unii 1k2ach4u3r y inchi inchi=1s/c18h29no4/c1-14(2)19-11-16(20)13-23-18-7-5-17(6-8-18)22-10-9-21-12-15-3-4-15/h5-8,14-16,19-20h,3-4,9-13h2,1-2h3key: jndjpkhyzwrris-uhfffaoysa-n smiles cc(c)ncc(coc1=cc=c(c=c1)occocc2cc2)o properties chemical formula c18h29no4 molar mass 323.433 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references synthesis cicloprolol synthesis: