Skip to main content
Lyrea avatar

Not yet reviewed — this article is pending editorial review by Lyrea.

Citation noticeOur citation system is being overhauled

References and citation markers may currently be incomplete, mismatched, or incorrect. This system is being rebuilt and reviewed before the full site launch.

5-MAPDB

This article is a stubmissing:
Subjective Effects
Pharmacology
Interactions
Tolerance
History & Culture
Legality
5-MAPDB molecule structure5-MAPDB molecule structure
5-(2-methylaminopropyl)-2,3-dihydrobenzofuran
Psychoactive Class
EntactogenStimulant (mild)
Chemical Class
Benzofuran (dihydrobenzofuran)

Dosage & Duration

Dosage

Doses are population estimates that vary widely between individuals.

Threshold~50 mg
Light50-75 mg
Moderate75-120 mg
Strong120-150 mg
Heavy150+ mg

Duration

Onset45-70 minutes
After Effects2-4 hours
Total5-8 hours

Subjective Effects

Subjective Effects not written up yet

Reagent Testing

Expected colorimetric results for common reagent tests. Colors show reaction change over 1–2 minutes.

Marquis(MQ)
white → brown2
Mecke(ME)
white → brown2 → brown3
Mandelin(MD)
yellow2 → black3
Liebermann(LB)
white → black3
Powered by PROtestkit.eu

Pharmacology

Pharmacology not written up yet

Interactions

Interactions not written up yet

An unlisted combination is an unknown one, not a safe one. Check a dedicated combination chart before mixing.

Check TripSit

Tolerance

Tolerance not written up yet

Harm Potential

Toxicity

Central Nervous System

Suspected neurotoxicity concerns similar to MDMA, though specific data for 5-MAPDB is not established.

History & Culture

History & Culture not written up yet

Legality

Legality not written up yet

References

Source Pages

  1. Bluelight discussion thread: '5-MAPDB – dosage & effects'
  2. Bluelight discussion thread: ‘5-MAPDB – dosage & effects’
  3. Erowid: Experience Vaults – 5-MAPDB Reports (accessed 2025)
  4. Wikipedia

Further Reading

  1. ACMD UK, 'Benzofuran Report' (2014) – Annex on 5-MAPDB
  2. Monte et al. (1993) Synthesis and pharmacological examination of benzofuran, indan, and tetralin analogues
  3. Monte et al. (2013) Synthesis and characterization of MAPDB isomers
  4. Rickli et al. (2015) Pharmacological profile of novel psychoactive benzofurans
  5. Shimshoni et al. (2017) Pharmacological evaluation of 5-MAPDB and related analogues

Article Status

  • Josie Kins avatar
    Step 1 · Automated synthesis

    An autonomous workflow built by Josie Kins compiled this article's foundation from information published across the web.

  • Step 2 · First-pass reviewPending

    Not yet reviewed — this article is pending editorial review by Lyrea.

  • Step 3 · Citation reviewPending

    No one has reviewed this article's citations yet. That second pass checks each claim against the source it cites.

Recent changes7 human edits · latest

Times are UTCNewest first

24 January 2026

  1. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  2. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  3. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  4. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  5. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  6. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

  7. Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more

All changes to this article · Site-wide recent changes

Suggest an edit

Spotted a mistake, an outdated claim, or something missing from the 5-MAPDB article? Send the editors a private note. Feedback lands in a moderation queue and is never shown on the site.

Wish to give generalised feedback? You can do so here.