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5-MeO-EiPT structure.png
Legal status
Legal status
  • DE: NpSG (Industrial and scientific use only)
  • UK: Class A
CAS Number
PubChem CID
CompTox Dashboard (EPA)
Chemical and physical data
Molar mass260.4 g/mol g·mol−1
3D model (JSmol)

5-MeO EiPT is a psychedelic of the tryptamine class that has been sold online as a designer drug.[1][2]


5-MeO-EiPT is illegal in Japan.[3] 5-MeO-EiPT is illegal in Italy.[4] Sweden's public health agency suggested classifying 5-MeO-EiPT as a hazardous substance, on May 15, 2019.[5]

See also


  1. ^ "5-MeO-EiPT". Cayman Chemical. Retrieved 21 July 2015.
  2. ^ Yukiko Nakazono; Kenji Tsujikawa; Kenji Kuwayama; Tatsuyuki Kanamori; Yuko T. Iwata; Kazuna Miyamoto; Fumiyo Kasuya; Hiroyuki Inoue (January 2014). "Simultaneous determination of tryptamine analogues in designer drugs using gas chromatography–mass spectrometry and liquid chromatography–tandem mass spectrometry". Forensic Toxicology. 32 (1): 154–161. doi:10.1007/s11419-013-0208-3.
  3. ^ "指定薬物名称・構造式一覧(平成27年9月16日現在)" (PDF) (in Japanese). 厚生労働省. 16 September 2015. Retrieved 8 October 2015.
  4. ^ "Tabella 1 Sostanze Stupefacenti" (PDF) (in Italian). Governo Italiano. March 2017. Retrieved 27 March 2017.
  5. ^ "Folkhälsomyndigheten föreslår att 20 ämnen klassas som narkotika eller hälsofarlig vara" (in Swedish). Folkhälsomyndigheten. 15 May 2019.