Article · Wikipedia archive · Last revised Aug 1, 2026

2,3-Methylenedioxyamphetamine

2,3-Methylenedioxyamphetamine, also known as 2,3-MDA or as ortho-MDA, is an amphetamine derivative which is mentioned in PiHKAL as a fairly potent and long-lasting stimulant drug, but with little or none of the entactogenic effects associated with its better-known structural isomer MDA.

Last revised
Aug 1, 2026
Read time
≈ 1 min
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183 w
Citations
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Source
Wikipedia ↗
2,3-MDA
Clinical data
Other names2,3-MDA; Ortho-MDA; ORTHO-MDA
Routes of
administration		Oral1
Drug classStimulant
ATC code
  • None
Legal status
Legal status
Identifiers
  • 1-(1,3-benzodioxol-4-yl)propan-2-amine
CAS Number
PubChem CID
ChemSpider
UNII
CompTox Dashboard (EPA)
ECHA InfoCard100.215.976
Chemical and physical data
FormulaC10H13NO2
Molar mass179.219 g·mol−1
3D model (JSmol)
  • CC(N)Cc2c1OCOc1ccc2
  • InChI=1S/C10H13NO2/c1-7(11)5-8-3-2-4-9-10(8)13-6-12-9/h2-4,7H,5-6,11H2,1H3 checkY
  • Key:XOOVOZRNDZPGLF-UHFFFAOYSA-N checkY
 X markNcheckY (what is this?)  (verify)

2,3-Methylenedioxyamphetamine, also known as 2,3-MDA or as ortho-MDA, is an amphetamine derivative which is mentioned in PiHKAL (Phenethylamines I Have Known and Loved) as a fairly potent and long-lasting stimulant drug, but with little or none of the entactogenic effects associated with its better-known structural isomer MDA.12

See also

See also

References

References

  1. Shulgin, Alexander; Shulgin, Ann (September 1991). PiHKAL: A Chemical Love Story. Berkeley, California: Transform Press. ISBN 0-9630096-0-5. OCLC 25627628. MDA entry
  2. Shulgin AT, Sargent T, Naranjo C (February 1969). "Structure–activity relationships of one-ring psychotomimetics". Nature. 221 (5180): 537–541. Bibcode:1969Natur.221..537S. doi:10.1038/221537a0. PMID 5789297. Archived from the original on 2025-07-12.
External links