佐匹克隆(Zopiclone)

4-Methyl-1-piperazinecarboxylic acid 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo[3,4-b]- pyrazin-5-yl ester; 6-(5-chloropyrid-2-yl)-5-(4-methylpiperazin-1-yl)carbonyloxy-7-oxo-6,7-dihydro- 5H-pyrrolo[3,4-b]pyrazine

1. 显色反应
2. 303nm处有最大吸收。