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Zopiclone N-Oxide (Eszopiclone Impurity A)

Zopiclone N-Oxide (Eszopiclone Impurity A)

Cat no: Z0810-02

Supplier: United States Biological
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Eszopiclone impurity A. Source: Synthetic Melting Point: 161-167C (dec.) Solubility: Chloroform (Sparingly), Methanol Method for Determining Identity: Proton NMR Spectroscopic and Mass Spectrometric Analysis TLC Conditions: C18 (reverse phase); Methanol: Water: NH4OH; 9:1:0.1; Visualized with UV and AMCS. Single spot; Rf=0.3. Storage and Stability: Long-term storage is recommended at -20 degrees C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.
Catalogue number: Z0810-02
Size: 5mg
Form: Supplied as a beige solid
Purity: ~90%
Alternative names: 1-Piperazine-carboxylic Acid 4-Methyl-4-oxide 6-(5-Chloro-pyridin-2-yl)-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5yl Ester; RP 29753; Eszopiclone Impurity A
References: Vire, J.C., et al.: Talanta, 40, 313 (1993), Sha, Yu., et al.: Molecules, 13, 1817 (2008)

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