Synonyms: | 2-Hydroxy-N-[2-[(8S)-1,6,7,8-tetrahydro-2H-cyclopenta[e]benzofuran-8-yl]ethyl]-propanamide;2-Hydroxy-N-[2-[(8S)-1,6,7,8-tetrahydro-2H-cyclopenta[e]benzofuran-8-yl]ethyl]-;2-hydroxy-N-(2-((S)-1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-yl)ethyl)propanamide;Ramelteon Impurity 19;Ramelteon Metabolite M-II (mixture of R and S at the hydroxy position);Ramelteon Metabolite M2;Propanamide, 2-hydroxy-N-[2-[(8S)-1,6,7,8-tetrahydro-2H-indeno[5,4-b]furan-8-yl]ethyl]-;(R,S)-hydroxy Ramelteon Metabolite M-II |