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Also known as ald52, 1alsd, 1a-lsd

ALD-52, or N-acetyl-LSD is a less common chemical analogue of LSD, first synthesised by Albert Hoffman. It was famously implicated in the 'Orange Sunshine' trial. A psychedelic lysergamide, this compound exhibits similar properties to LSD, and is thought to be a pro-drug for LSD.

Oral

Route dataTripSit

ThresholdLightCommonStrongHeavy
25–75 µg75–150 µg150–300 µg—+
0300 µg
LightCommonStrongHeavy
Onset45–90 minutes
Total9–14 hours
After-effects12–24 hours
OnsetCome-upPeakOffset
Plan when to take ALD-52 — see where onset, peak and comedown land on the clock

Source: TripSit — ALD-52 ↗

Fact-sheets from PsychonautWiki. Harm-reduction reference only — not medical advice.