2-Methyl-DMT, or 2-Me-DMT, also known as 2-methyl-N,N-dimethyltryptamine or as 2,N,N-trimethyltryptamine (2,N,N-TMT or 2-TMT), is a psychoactive drug of the tryptamine family related to the psychedelic drug dimethyltryptamine (DMT).[1] It is not a conventional psychedelic, but instead produces tactile enhancement and auditory distortion.[1] The drug was described by Alexander Shulgin and reported in his book TiHKAL (Tryptamines I Have Known and Loved).[1]

2-Methyl-DMT
Clinical data
Other names2-Me-DMT; 2-Methyl-N,N-dimethyltryptamine; 2,N,N-Trimethyltryptamine; 2,N,N-TMT; 2-TMT; Desmethoxy-Indapex; 3-[2-(Dimethylamino)ethyl]-2-methylindole;
Routes of
administration
Oral[1]
ATC code
  • None
Legal status
Legal status
  • DE: NpSG (Industrial and scientific use only)
  • UK: Class A
Pharmacokinetic data
Duration of action4–6 hours[1]
Identifiers
  • (2-(2-methyl-1H-indol-3-yl)-1-methyl-ethyl)dimethylamine
CAS Number
PubChem CID
ChemSpider
UNII
ChEMBL
CompTox Dashboard (EPA)
Chemical and physical data
FormulaC13H18N2
Molar mass202.301 g·mol−1
3D model (JSmol)
  • Cc1c(c2ccccc2[nH]1)CCN(C)C
  • InChI=1S/C13H18N2/c1-10-11(8-9-15(2)3)12-6-4-5-7-13(12)14-10/h4-7,14H,8-9H2,1-3H3
  • Key:NDGCOWDSLVNLGE-UHFFFAOYSA-N
  (verify)

Use and effects

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2-Methyl-DMT is claimed to show psychoactive effects at a dose of 50 to 100 mg orally, but these are relatively mild compared to other similar drugs.[1] This suggests that while the 2-methyl group has blocked the binding of metabolic enzymes, it is also interfering with binding to the 5-HT2A receptor target that mediates the hallucinogenic effects of these drugs. The duration of 2-methyl-DMT is 4 to 6 hours.[1]

The specific effects produced by 2-methyl-DMT included tingling, mild stomach rumbling, mild relaxation, skin "alerting" especially on the head and neck, bodily/tactile activation and heightened sensitivity, auditory distortion, and altered tonal perception.[1] There were no visuals, no cloudiness of thought processes, no motor impairment, but sexual activity was said to be enhanced.[1] There were no changes in appetite, no gastrointestinal problems, and no after-effects the next day.[1] The drug was described as not being a psychedelic or psychostimulant, but instead being a specific "tactile stimulant" and sexual enhancer.[1]

Interactions

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Pharmacology

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Pharmacodynamics

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Its affinities (Ki) for the serotonin 5-HT1A and 5-HT2A receptor were 4,598 nM and 15,037 nM, respectively.[2][3] These affinities were dramatically lower than those of dimethyltryptamine (DMT) in the same study, which were 87 nM and 1,513 nM, respectively.[2][3] Hence, 2-methyl-DMT appears to show approximately 53- and 10-fold lower affinities for the serotonin 5-HT1A and 5-HT2A receptors compared to DMT.[2][3] In addition, unlike DMT, 2-methyl-DMT failed to activate the serotonin 5-HT1A and 5-HT2A receptors.[3] Similarly, 2-methyl-DMT showed profoundly reduced serotonin receptor agonism in the rat uterus and fundus strip.[4] Despite the preceding findings however, 2-methyl-DMT robustly induces the head-twitch response, a behavioral proxy of psychedelic effects, in rodents, and does so to a similar magnitude as psilocin and 5-MeO-DMT.[2][3]

In studies of other 2-methyltryptamines, specifically 2-methyl-5-MeO-DALT and 2-methyl-5-F-DALT, these compounds had variably reduced affinities for serotonin receptors and, in contrast to 2-methyl-DMT, did not produce the head-twitch response.[5]

Chemistry

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Synthesis

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The chemical synthesis of 2-methyl-DMT has been described.[1]

Analogues

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History

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2-Methyl-DMT was first described in the scientific literature by R. B. Barlow and I. Khan by 1959.[4] Subsequently, it was described in greater detail by Alexander Shulgin in his book TiHKAL (Tryptamines I Have Known and Loved) in 1997.[1]

Society and culture

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Canada

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2-Methyl-DMT is not an explicitly nor implicitly controlled substance in Canada as of 2025.[6]

Sweden

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Sweden's public health agency suggested classifying 2-methyl-DMT as a hazardous substance, on May 15, 2019.[7][8]

United States

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2-Methyl-DMT is not an explicitly controlled substance in the United States.[9] However, it could be considered a controlled substance under the Federal Analogue Act if intended for human consumption.

See also

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References

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  1. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 "#34 2-ME-DMT". Erowid Online Books : "TIHKAL".
  2. 1 2 3 4 Chen X, Li J, Yu L, Maule F, Chang L, Gallant JA, et al. (October 2023). "A cane toad (Rhinella marina) N-methyltransferase converts primary indolethylamines to tertiary psychedelic amines". J Biol Chem. 299 (10) 105231. doi:10.1016/j.jbc.2023.105231. PMC 10570959. PMID 37690691.
  3. 1 2 3 4 5 Chen X, Li J, Yu L, Dhananjaya D, Maule F, Cook S, et al. (10 March 2023), Bioproduction platform using a novel cane toad (Rhinella marina) N-methyltransferase for psychedelic-inspired drug discovery (PDF), doi:10.21203/rs.3.rs-2667175/v1, retrieved 17 March 2025
  4. 1 2 Barlow RB, Khan I (March 1959). "Actions of some analogues of tryptamine on the isolated rat uterus and on the isolated rat fundus strip preparations". Br J Pharmacol Chemother. 14 (1): 99–107. doi:10.1111/j.1476-5381.1959.tb00934.x. PMC 1481812. PMID 13651585.
  5. Klein LM, Cozzi NV, Daley PF, Brandt SD, Halberstadt AL (November 2018). "Receptor binding profiles and behavioral pharmacology of ring-substituted N,N-diallyltryptamine analogs". Neuropharmacology. 142: 231–239. doi:10.1016/j.neuropharm.2018.02.028. PMC 6230509. PMID 29499272.
  6. "Controlled Drugs and Substances Act". Department of Justice Canada. 5 December 2025. Retrieved 20 January 2026.
  7. "Folkhälsomyndigheten föreslår att 20 ämnen klassas som narkotika eller hälsofarlig vara" (in Swedish). Folkhälsomyndigheten. 15 May 2019. Archived from the original on 20 October 2021. Retrieved 11 November 2019.
  8. "2-Me-DMT". АИПСИН (in Russian). Retrieved 7 January 2026.
  9. Orange Book: List of Controlled Substances and Regulated Chemicals (January 2026) (PDF), United States: U.S. Department of Justice: Drug Enforcement Administration (DEA): Diversion Control Division, January 2026
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