MilliporeSigma
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62170

Sigma-Aldrich

Linolenic acid

~70% (GC)

Synonym(s):
α-Lnn, cis,cis,cis-9,12,15-Octadecatrienoic acid
Linear Formula:
CH3(CH2CH=CH)3(CH2)7CO2H
CAS Number:
Molecular Weight:
278.43
Beilstein:
1727693
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.77

assay

~70% (GC)

Quality Level

impurities

~25% linoleic acid
~5% oleic acid

refractive index

n20/D 1.477
n20/D 1.480 (lit.)

bp

230-232 °C/1 mmHg (lit.)

mp

-11 °C (lit.)

density

0.914 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

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

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-

InChI key

DTOSIQBPPRVQHS-PDBXOOCHSA-N

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Biochem/physiol Actions

An ω-3 fatty acid that serves as a precursor to eicosapentaenoic acid (EPA) but not docosahexaenoic acid. Conversion is greater in women than men, and conversely, β-oxidation metabolism is greater in men than women.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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