SHEET /m/arachidonic-acid · PubChem CID 444899 · CAS 506-32-1 · REV 2026.07
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Arachidonic acid
from sourceC20H32O2 · 304.5 g/mol
AA · Arachidonate · Immunocytophyte
What is Arachidonic acid?
The omega-6 fat stored in cell membranes and released to make the prostaglandins behind inflammation, fever, and pain. Aspirin acts on that pathway. from source
CategoryBody
Chemical familyCarboxylic Acids
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Fig. 1 · 2D structure RDKit
SMILES
CCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)OWhere you'll find it
Your own body makes this one. It is not an ingredient you buy. See the rest of the body group.
Toxicity & hazards
WarningIrritantH302, H312, H315, H319, H332, H335from source
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Where Arachidonic acid leads
Relatedcomputed
Linoleic acid89% similarBoth carry a carboxylic acid group.Oleic acid78% similarBoth carry a carboxylic acid group.Erucic acid78% similarBoth carry a carboxylic acid group.Eicosapentaenoic acid75% similarBoth carry a carboxylic acid group.α-Linolenic acid70% similarBoth carry a carboxylic acid group.Anandamide58% similarNo functional group in common: Anandamide carries an alcohol group, while Arachidonic acid carries a carboxylic acid group.