Linolenic acid

CAS Registry Number®

463-40-1

CAS Name

Linolenic acid

Molecular Formula

C18H30O2

Molecular Mass

278.43

Cite this Page

Linolenic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=463-40-1 (retrieved 2025-03-28) (CAS RN: 463-40-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    147-149 °C @ Press: 0.16 Torr

  • Melting Point (2)

    -16.5 °C

  • Density (3)

    0.887 g/cm³ (liquid) @ Temp: 15 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C18H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h3-4,6-7,9-10H,2,5,8,11-17H2,1H3,(H,19,20)/b4-3-,7-6-,10-9-

InChIKey

InChIKey=DTOSIQBPPRVQHS-PDBXOOCHSA-N

SMILES

C(C/C=C\C/C=C\C/C=C\CC)CCCCCC(O)=O

Canonical SMILES

O=C(O)CCCCCCCC=CCC=CCC=CCC

Other Names for this Substance

  • 9,12,15-Octadecatrienoic acid, (9Z,12Z,15Z)-
  • Linolenic acid
  • 9,12,15-Octadecatrienoic acid, (Z,Z,Z)-
  • (9Z,12Z,15Z)-9,12,15-Octadecatrienoic acid
  • all-cis-9,12,15-Octadecatrienoic acid

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