4-Methyl-1-piperazinecarboxylic acid 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo(3,4-b)pyrazin-5-yl ester

BGC Id:	362788358255
CAS No:	138729-47-2
Synonyms:	eszopiclone ; zopiclone (s-enantiomer) ; (s)-(+)-zopiclone ; eszopiclone civ (100 mg) ; eszppiclone ; zopiclone (s)- ; lunesta ; eszopiclone civ ; eszppiclone98.5%~100.5% ; esopiclone
Molecular Formula:	C17H17ClN6O3
Molecular Weight:	388.81
EINECS:

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The last intensive check and update was carried out on 2025/10/02.

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Synonyms:

eszopiclone ; zopiclone (s-enantiomer) ; (s)-(+)-zopiclone ; eszopiclone civ (100 mg) ; eszppiclone ; zopiclone (s)- ; lunesta ; eszopiclone civ ; eszppiclone98.5%~100.5% ; esopiclone

CAS:

138729-47-2

EINECS:

Molecular Formula:

C17H17ClN6O3

MDL:

MFCD03700720

Properties

Molecular Weight:

388.81 g·mol−1

Melting point:

202-204 °C

Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

20/21/22-36/37/38-62 (R)

Safety Codes:

26-36 (S)

Storage temperature:

-20 °C Freezer

What other providers are available for CAS 138729-47-2?

In addition to the providers presented here for 4-Methyl-1-piperazinecarboxylic acid 6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo(3,4-b)pyrazin-5-yl ester with the CAS number 138729-47-2, there are other 43 providers with slightly different product names available for this CAS number.

Eszopiclone

Es-Zopiclone

+1 additional providers that we know from the past

(S)-(+)-Zopiclone

+3 additional providers that we know from the past