Preparation and structure analysis of Reference standard of Zopiclone
This paper describes the preparation of reference standard of zopiclone, and physicochemical properties; then through elemental analysis, infrared spectroscopy, nuclear magnetic resonance spectroscopy (H-NMR and C-NMR), mass spectrometry, thermal gravimetric and differential thermal analysis, the structure of reference standard of Zopiclone is further confirmed in compliance with regulatory requirements.
ZopicloneReference standardSpectral analysis of structure
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