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Arachidonic Acid

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Arachidonic Acid molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 7 grades and pack sizes of Arachidonic Acid (CAS 506-32-1). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS506-32-1
Molecular formulaC20H32O2
Molecular weight304.47 g/mol
IUPAC name(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoic acid
Synonyms(5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoic acid · (all-Z)-5,8,11,14-Eicosatetraenoic acid · cis-5,8,11,14-Eicosatetraenoic acid · 5Z,8Z,11Z,14Z-eicosatetraenoic acid · 5,8,11,14-Eicosatetraenoic acid, (all-Z)- · all-cis-5,8,11,14-eicosatetraenoic acid
Safety & Hazards (GHS) Warning
Irritant Irritant
  • H302 Harmful if swallowed
  • H312 Harmful in contact with skin
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H332 Harmful if inhaled
  • H335 May cause respiratory irritation

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma ARACHIDONIC ACID 23401-50MG
A3611-10MG		 Request Quote
Sigma ARACHIDONIC ACID (CIS-5,8,11,14) A-122-1ML Request Quote
Sigma ARACHIDONIC ACID FROM NON-ANIMAL SOURCE A3611-100MG
A3611-1G		 Request Quote
Sigma ARACHIDONIC ACID, >95.0% GC 10931-1G
10931-250MG		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.