The molecule is a cyclic ketone that is 3,4-dihydronaphthalen-1-one substituted at position 5 by a 3-(tert-butylamino)-2-hydroxypropoxy group (the S-enantiomer). A non-selective beta-adrenergic antagonist used (as its hydrochloride salt) for treatment of glaucoma. It has a role as an antiglaucoma drug and a beta-adrenergic antagonist. It is a propanolamine, a cyclic ketone and an aromatic ether. It is a conjugate acid of a levobunolol(1+). It derives from a hydride of a tetralin.
5-[(2S)-3-(tert-butylamino)-2-hydroxypropoxy]-3,4-dihydro-2H-naphthalen-1-one