Eszopiclone   138729-47-2
C₁₇H₁₇ClN₆O₃
388.8083
Specification:99%
Appearance:White or off-white powder
Specifications

Synonyms	4-Methyl-1-piperazinecarboxylic acid 6-(5-chloro -2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo(3,4-b) Pyrazin-5-yl ester
CAS No.	138729-47-2
Molecular formula	C17H17ClN6O3
Molecular weight	388.81
Appearance	White or slightly yellowish powder
Assay	99%min.
Specific rotation	+125°-+141°
Total impurities	not more than 0.3%