Lysergic acid
| LSA | |
|---|---|
| Molecular structure via molpic based on CDK |
| Physical properties [] | |
|---|---|
| Molecular mass | 268.31 g/mol [1] |
| Structural Identifiers [] | |
|---|---|
| Molecular formula | C16H16N2O2 [1] |
| IUPAC name | (6aR,9R)-7-methyl-6,6a,8,9-tetrahydro-4H-indolo[4,3-fg]quinoline-9-carboxylic acid [1] |
| SMILES | CN1C[C@@H](C=C2[C@H]1CC3=CNC4=CC=CC2=C34)C(=O)O [1] |
| InChI | InChI=1S/C16H16N2O2/c1-18-8-10(16(19)20)5-12-11-3-2-4-13-15(11)9(7-17-13)6-14(12)18/h2-5,7,10,14,17H,6,8H2,1H3,(H,19,20)/t10-,14-/m1/s1 [1] |
| InChIKey | ZAGRKAFMISFKIO-QMTHXVAHSA-N [1] |
(Redirected from lysergic acid)
Lysergic acid (also known as Lysergic acid, CHEBI:6604, (8β)-9,10-didehydro-6-methylergoline-8-carboxylic acid, Ergoline-8-carboxylic acid, 9,10-didehydro-6-methyl-, (8β)-, Acid, Lysergic, (6aR,9R)-7-methyl-6,6a,8,9-tetrahydro-4H-indolo(4,3-fg)quinoline-9-carboxylic acid, 7-Methyl-4,6,6a,7,8,9-hexahydroindolo(4,3-fg)quinoline-9-carboxylic acid, (9R)-7-methyl-6,6a,8,9-tetrahydro-4H-indolo(4,3-fg)quinoline-9-carboxylic acid, Dtxcid901333665 or (6aR,9R)-7-methyl-4,6,6a,7,8,9-hexahydroindolo(4,3-fg)quinolin-7-ium-9-carboxylate) is a psychedelic substance of the ergoline class.
Chemistry
Stereochemistry []
Lysergic acid is a absolute mixture.
Experience reports
Erowid
There are currently 16 experience reports involving lysergic acid on Erowid: []
- "Held Out Lessons Left Untaught" by Friedphish
- "Spritual Ecstasy" by klanonymous
- "Lysergic Bioassay II - Being a Conduit for Ch" by Justin
- "Lysergic Bioassay I - Visual and Auditory" by Justin
- "Liquid LSA from HBWR seeds" by Tony A.
- "LSA Brownies!" by sparr0whawk
- "An Art" by Candy man
- "Mostly Non-visual with High Level of Sedation" by lawnboy
- "Becoming Another Brick In The Wall" by MS
- "No-Barf Sublingual Technique" by iJoe
- "Morning Glory at the Beach" by jman
- "Re-Wiring My Senses" by zea|0t
- "Lysergic Bioassay III - Cosmic Transducer" by Justin
- "Pain Flows Out" by Chips
- "Saving the Universe or Something" by Anon123
- "Ergine Extraction" by Mandel
See also []
External links []
References []
National Center for Biotechnology Information. PubChem Compound Summary for CID 6717, Lysergic acid. Accessed May 17, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/6717
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Lysergic acid. UNII: ITO20DAO7J. Global Substance Registration System. Accessed May 17, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/ITO20DAO7J