API reference
Eszopiclone
- CAS number
- 138729-47-2
- Molecular formula
- C17H17ClN6O3
- Molecular weight
- 388.8 g/mol

About this molecule
Eszopiclone is a nonbenzodiazepine, cyclopyrrolone and active stereoisomer of zopiclone with hypnotic and sedative activity and without significant anxiolytic activity. Although the exact mechanism of action remains to be fully elucidated, eszopiclone is able to bind to and activate the omega-1 subtype of the alpha subunit of the gamma-aminobutyric acid-benzodiazepine GABA receptor complex (GABA-A), a chloride ionophore complex in the central nervous system (CNS). This leads to the opening of chloride channels, causing hyperpolarization, inhibition of neuronal firing, and enhancement of the inhibitory effect of GABA. This eventually leads to a hypnotic effect and allows for an induction of sleep.
Source: NCI Thesaurus (NCIt), via PubChem.
Identifiers
- IUPAC name
- [(7S)-6-(5-chloro-2-pyridinyl)-5-oxo-7H-pyrrolo[3,4-b]pyrazin-7-yl] 4-methylpiperazine-1-carboxylate
- InChIKey
- GBBSUAFBMRNDJC-INIZCTEOSA-N
- SMILES
- CN1CCN(CC1)C(=O)O[C@H]2C3=NC=CN=C3C(=O)N2C4=NC=C(C=C4)Cl
- Other CAS numbers recorded
- 1140433-81-3
- PubChem CID
- 969472
Also known as
Eszopiclone · Lunesta · (S)-Zopiclone · Estorra · Esopiclone · (+)-Zopiclone · Eszopiclon · Eszopiclone civ
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