62170
Linolenic acid
~70% (GC)
Synonym(s):
α-Lnn, cis,cis,cis-9,12,15-Octadecatrienoic acid
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About This Item
Linear Formula:
CH3(CH2CH=CH)3(CH2)7CO2H
CAS Number:
Molecular Weight:
278.43
UNSPSC Code:
12352211
NACRES:
NA.77
PubChem Substance ID:
EC Number:
207-334-8
Beilstein/REAXYS Number:
1727693
MDL number:
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.)
lipid type
omega FAs
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
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.
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Storage Class
10 - Combustible liquids
wgk
WGK 1
flash_point_f
235.4 °F - closed cup
flash_point_c
113 °C - closed cup
ppe
Eyeshields, Gloves
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Aliza H Stark et al.
Nutrition reviews, 66(6), 326-332 (2008-06-05)
Consumption of omega 3 fatty acids is known to have health benefits. For many years, the importance of the only member of the omega 3 family considered to be essential, alpha-linolenic acid (ALA), has been overlooked. Current research indicates that
Joel A Simon et al.
The American journal of clinical nutrition, 89(5), 1558S-1564S (2009-03-27)
alpha-Linolenic acid (ALA; 18:3n-3) has been associated inconsistently with an increased risk of prostate cancer. Additional studies have become available since the publication of 2 previous meta-analyses. The objective was to review the published data on the relation between ALA
C Mapiye et al.
Meat science, 95(1), 98-109 (2013-05-15)
Yearling steers were fed 70:30 forage:concentrate diets for 205 d, with either grass hay (GH) or red clover silage (RC) as the forage source, and concentrates containing either sunflower-seed (SS) or flaxseed (FS), each providing 5.4% oil to diets. Feeding