N-(5-Chloro-2-pyridinyl)-2-pyrazinecarboxamide (Zopiclone Impurity) Price Not Available 25mg N-(5-Chloro-2-pyridinyl)-2-pyrazinecarboxamide (Zopiclone Impurity) Supplier Page Catalog Number R043225 Molecular Formula C10H7ClN4O CAS# 349125-10-6 Purity ≥90% Inchi InChI=1S/C10H7ClN4O/c11-7-1-2-9(14-5-7)15-10(16)8-6-12-3-4-13-8/h1-6H,(H,14,15,16) Inchi Key BRIYLVGOFCOWPY-UHFFFAOYSA-N SMILES C1=CC(=NC=C1Cl)NC(=O)C2=NC=CN=C2 Size 25mg Supplier Page https://www.musechem.com/product/R043225.html