Nadolol: C~17~H~27~NO~4~. Mw: 309.40. (1) 2,3-Naphthalenediol, 5-[3-[(1,1-dimethylethyl)amino]-2-hydroxypropoxy]-1,2,3,4-tetrahydro-, cis-; (2) 1-(tert-Butylamino)-3-[(5,6,7,8-tetrahydro-cis-6,7-dihydroxy-1-naphthyl)oxy]-2-propanol. CAS-42200-33-9 (1976).