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Systematic (IUPAC) name
(8β)-N,N-Diethyl-6-prop-2-yn-1-yl-9,10-didehydroergoline- 8- carboxamide
Clinical data
Legal status
Routes Oral
ATC code ?
ChemSpider 21106360 YesY
Synonyms PARGY-LAD, 6-propynyl- 6-nor- Lysergic acid diethylamide, (6aR,9R)- N,N- diethyl- 7-propynyl- 4,6,6a,7,8,9- hexahydroindolo- [4,3-fg] quinoline- 9- carboxamide
Chemical data
Formula C22H25N3O 
Molecular mass 347.46 g/mol
 YesY (what is this?)  (verify)

PARGY-LAD is an analogue of LSD. It is described by Alexander Shulgin in the book TiHKAL. PARGY-LAD is a hallucinogenic drug similar to LSD, but is slightly less potent than LSD with a dose of 160 micrograms producing only mild effects, and 500 micrograms required for full activity.[1]