SPL Set ID: 2d22e6ae-2373-4a2f-8dda-d223230c6010

Ramelteon is an orally active hypnotic chemically designated as (S)-N-[2-(1,6,7,8- tetrahydro-2H-indeno-[5,4-b]furan-8-yl)ethyl]propionamide and containing one chiral center. The compound is produced as the (S)-enantiomer, with an empirical formula of C16H21NO2, molecular weight of 259.34, and the following chemical structure: Ramelteon is freely soluble in methanol and practically insoluble in water. Each ramelteon tablet contains the following inactive ingredients: hydroxypropyl cellulose, hypromellose, lactose monohydrate, magnesium stearate, polyethylene glycol, povidone, pregelatinized starch, titanium dioxide and yellow iron oxide. Structure formula