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SHEET /m/tetrahydrocannabinolic-acid · PubChem CID 98523 · CAS 23978-85-0 · REV 2026.07

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Tetrahydrocannabinolic acid

from source

C22H30O4 · 358.5 g/mol

THCA-A compound

What is Tetrahydrocannabinolic acid?

What THC is in the raw plant. It is not intoxicating until heat drives off a carbon dioxide, which is why cannabis is smoked, vaped, or baked. from source

CategoryPlant
Chemical familyCarboxylic AcidsAromaticsPhenolsEthers
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Fig. 1 · 2D structure RDKit

SMILESCCCCCC1=CC2=C([C@@H]3C=C(CC[C@H]3C(O2)(C)C)C)C(=C1C(=O)O)O

Toxicity & hazards

WarningIrritantHealth hazardH302, H361from source

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Where Tetrahydrocannabinolic acid leads

Relatedcomputed
Tetrahydrocannabinol64% similarBoth carry a phenol and an ether group.Tetrahydrocannabivarin56% similarBoth carry a phenol and an ether group.Cannabidiol38% similarBoth carry a phenol group.

Sources & methodology

PubChem CID
98523
Wikidata
Q7706541
Structure
PubChem → RDKit
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