43200-81-3

6-(5-CHLOROPYRIDIN-2-YL)-5-HYDROXY-7-OXO-5,6-DIHYDROPROLO(3,4B)PYRAZINE 6-(5-CHLORO-PYRIDIN-2-YL)-7-HYDROXY-6,7-DIHYDRO-PYRROLO3,4-BPYRAZIN-5-ONE 6-(5-chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one 6-(5-Chloropyrid-2-yl)-5-hydroxy-7-oxo-5,6-dihydro-pyrrolo-(3,4b) Pyrazime Zopiclone6-(5-Chloropyrid-2-Yl)-5-Hydroxy-7-Oxo-6,7-Dihydro-5H-Pyrrolo-[3,4-B]-Pyrazine 6-(5-Chloro-2-pyridin-2-yl)-7-hydroxy-6,7-dihydro-pyrrolo[3,4-b]pyrazin-5-one Intermediate for Zopiclone II 6-(5-Chloro-2-pyridin-2-yl)-7-hydroxy-6,7-dihydro-pyrrolo[3,4-β]pyrazin-5-one 6-(5-Chloro-2-pyridyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-β]pyrazin-5-one 6-(5-Chloro-2-pyridinyl)-6,7-dihydro-7-hydroxy-5H-pyrrolo[3,4-b]pyrazin-5-one