C20H32O2
304.5 g/mol
APIWarning
Arachidonic acid
CAS506-32-1EC208-033-4
Category
API
Compound Class
Organic Acid
Primary Use
Pharmaceutical Raw Material
Arachidonic acid is a long-chain polyunsaturated omega-6 fatty acid with four cis double bonds. It is a naturally occurring human and mouse metabolite and acts as a carboxylesterase inhibitor.
essential fatty acid for animals and humansnutrient ingredientcompound used in veterinary dermatological preparations
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 0.92
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StrongStructure SimilarSimilarity 0.89
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(2S)-4-amino-N-[(1S,2R,3R,4S,5R)-5-amino-4-[(2S,3R,4S,5S,6R)-4-amino-3,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2-[(2R,3R,4S,5S,6R)-6-(aminomethyl)-3,4,5-trihydroxyoxan-2-yl]oxy-3-hydroxycyclohexyl]-2-hydroxybutanamide
CAS50725-24-1
pharmaceutical raw material
Safety Reference
Warning
H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Arachidonic acid (CAS 506-32-1) is 2916.19.
HS code (international, 6-digit)
2916.19
EU CN code (8-digit)
2916 19 95
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoic acid
InChIKey
YZXBAPSDXZZRGB-DOFZRALJSA-N
SMILES
CCCCC/C=C\C/C=C\C/C=C\C/C=C\CCCC(=O)O
Synonyms (45)
- (14C)Arachidonic acid
- 1adl
- 1gnj
- 1vyg
- 5,8,11,14-Eicosatetraenoate
- 6,9,12,15-arachidonic acid
- AA-[d8]
- ARA/Arachidonic?acid
- ARACHIDONIC ACID [MART.]
- Arachidonate, Sodium
- Arachidonic acid, >95.0% (GC)
- Arachidonsaeure
- Immunocytophyte
- [1-14C]Arachidonic acid
- arachidonic acid
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