hydroxytertatolol hydroxytertatolol hydroxytertatolol is a beta blocker. it is a derivative of tertatolol. hydroxytertatololclinical dataother names4-hydroxytertatololatc codenoneidentifiers iupac name 8--4-thiochromanol cas number111897-93-9 ypubchem cid163871chemspider143721uniirkm76fbc3fcomptox dashboard (epa)dtxsid70920605 chemical and physical dataformulac16h25no3smolar mass311.44 g·mol−13d model (jsmol)interactive image smiles oc(cnc(c)(c)c)coc2cccc1c2sccc1o inchi inchi=1s/c16h25no3s/c1-16(2,3)17-9-11(18)10-20-14-6-4-5-12-13(19)7-8-21-15(12)14/h4-6,11,13,17-19h,7-10h2,1-3h3key:rvgkvepdzhpsbe-uhfffaoysa-n