Systematic (IUPAC) name
Clinical data
Legal status
CAS Registry Number  N
ATC code None
PubChem CID:
Chemical data
Formula C11H14ClNO2
Molecular mass 227.687 g/mol

6-Chloro-MDMA (6-Cl-MDMA, 2-Cl-4,5-MDMA) is a derivative of the amphetamine drug MDMA, which has been identified both in seized "Ecstasy" tablets and in urine samples from drug users.[1][2] It is thought most likely to be an impurity from synthesis and its pharmacological properties have not been established, however it has been banned in several countries.

Legal Status

6-Chloro-MDMA is illegal in the UK, Germany (Anlage I) and China.[3]

See also


  1. ^ Lewis RJ, Reed D, Service AG, Langford AM. The identification of 2-chloro-4,5-methylenedioxymethylamphetamine in an illicit drug seizure. J. Forensic Sci 2000; 45(5): 1119–1125. doi: 10.1520/JFS14838J
  2. ^ Maresova V, Hampl J, Chundela Z, Zrcek F, Polasek M, & Chadt J. The identification of a chlorinated MDMA. Journal of analytical toxicology 2005; 29(5): 353-358.
  3. ^ "关于印发《非药用类麻醉药品和精神药品列管办法》的通知" (in Chinese). China Food and Drug Administration. 27 September 2015. Retrieved 1 October 2015.