Eszopiclone - Unipex

Eszopiclone (CAS 43200-81-3; IUPAC name: 6-(5-chloro-2-pyridinyl)-7-hydroxy-7H-pyrrolo[3,4-b]pyrazin-5-one) has molecular formula C11H7ClN4O2 and a molecular weight of 262.65 g/mol. Marketed as Lunesta, classified as a nonbarbiturate hypnotic, supplied as 1mg, 2mg, 3mg tablet, for oral administration, market status: prescription, by Sunovion Pharms.