Dihomo-gamma-linolenic acid (20:3, n-6), Long-chain polyunsaturated fatty acid

Key facts

CAS number

1783-84-2

Purity

>99%

Molecular weight

306.49 g/mol

Molecular formula

C₂₀H₃₄O₂

Nature

Synthetic

Solubility

Soluble in ethanol

Soluble in DMSO to 100 mM

Biological description

Long-chain polyunsaturated fatty acid. Cyclooxygenase and lipoxygenase substrate (IC₅₀ =45 μM, LTB4 formation). Biosynthetic PGE₁ precursor. Elongase product of γ-linolenic acid (ab145168). Arachidonic acid (ab120916) analog. Energy source in vivo. Orally active.

Isomeric smiles

CCCCC/C=C\C/C=C\C/C=C\CCCCCCC(=O)O

InChi

InChI=1S/C20H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h6-7,9-10,12-13H,2-5,8,11,14-19H2,1H3,(H,21,22)/b7-6-,10-9-,13-12-

InChiKey

HOBAELRKJCKHQD-QNEBEIHSSA-N

IUPAC Name

(8Z,11Z,14Z)-Icosa-8,11,14-trienoic acid