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Substance Name: Linolenic acid
RN: 463-40-1
UNII: 0RBV727H71
InChIKey: DTOSIQBPPRVQHS-PDBXOOCHSA-N

Note

  • A fatty acid that is found in plants and involved in the formation of prostaglandins.

Molecular Formula

  • C18-H30-O2

Molecular Weight

  • 278.433
 
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Names and Synonyms

Name of Substance

  • Linolenic acid

MeSH Heading

  • alpha-Linolenic acid

Synonyms

  • (Z,Z,Z)-Octadeca-9,12,15-trienoic acid
  • 9-cis,12-cis,15-cis-Octadecatrienoic acid
  • AI3-23986
  • all-cis-9,12,15-Octadecatrienoic acid
  • alpha-Linolenic acid
  • CCRIS 656
  • cis,cis,cis-9,12,15-Octadecatrienoic acid
  • cis-delta9,12,15-Octadecatrienoic acid
  • EINECS 207-334-8
  • FEMA No. 3380
  • Linolenate
  • Linolenic acid
  • NSC 2042
  • UNII-0RBV727H71

Systematic Names

  • 9,12,15-Octadecatrienoic acid, (9Z,12Z,15Z)-
  • 9,12,15-Octadecatrienoic acid, (Z,Z,Z)-
  • Linolenic acid (8CI)
  • Linolenic acid, crude

Registry Numbers

CAS Registry Number

  • 463-40-1

FDA UNII

  • 0RBV727H71

Related Registry Numbers

  • 22333-90-0 (calcium salt)
  • 38660-45-6 (potassium salt)
  • 85392-75-2 (tin(2+) salt)
  • 94138-91-7 (lithium salt)

System Generated Number

  • 0000463401

Structure Descriptors

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

DTOSIQBPPRVQHS-PDBXOOCHSA-N

Smiles

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

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -1.65E+01 deg C   EXP
log P (octanol-water) 6.46 (none)   EXP
Water Solubility 0.124 mg/L 25 EST
Vapor Pressure 5.40E-07 mm Hg 25 EXP
Henry's Law Constant 3.47E-05 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.82E-10 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.