almokalant almokalant almokalant is a drug used to treat arrhythmia. it is a potassium channel blocker. it has been found to have teratogenic effects in rats. almokalantclinical dataatc codenoneidentifiers iupac name 4-(3--2-hydroxypropoxy)benzonitrile cas number123955-10-2 ypubchem cid3033962chemspider2298526 yuniii9ng89l275chemblchembl362103 ycomptox dashboard (epa)dtxsid40869693 chemical and physical dataformulac18h28n2o3smolar mass352.49 g·mol−13d model (jsmol)interactive image smiles o=s(ccc)cccn(cc)cc(o)coc1ccc(c#n)cc1 inchi inchi=1s/c18h28n2o3s/c1-3-11-24(22)12-5-10-20(4-2)14-17(21)15-23-18-8-6-16(13-19)7-9-18/h6-9,17,21h,3-5,10-12,14-15h2,1-2h3 ykey:zmhobbkjbylxfr-uhfffaoysa-n y (verify)