bucumolol bucumolol bucumolol is a beta-adrenergic antagonist. bucumolol names iupac name 8--5-methylchromen-2-one identifiers cas number 58409-59-9 3d model (jsmol) interactive image chembl chembl349807 chemspider 148482 kegg d01492 mesh c024221 pubchem cid 169787 unii u8wvj3501l inchi inchi=1s/c17h23no4/c1-11-5-7-14(16-13(11)6-8-15(20)22-16)21-10-12(19)9-18-17(2,3)4/h5-8,12,18-19h,9-10h2,1-4h3key: cijvbyruflgdhy-uhfffaoysa-ninchi=1/c17h23no4/c1-11-5-7-14(16-13(11)6-8-15(20)22-16)21-10-12(19)9-18-17(2,3)4/h5-8,12,18-19h,9-10h2,1-4h3key: cijvbyruflgdhy-uhfffaoyad smiles cc1=c2c=cc(=o)oc2=c(c=c1)occ(cnc(c)(c)c)o properties chemical formula c17h23no4 molar mass 305.374 g·mol−1 except where otherwise noted, data are given for materials in their standard state (at 25 °c , 100 kpa). infobox references