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62170

Sigma-Aldrich

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:
463-40-1
Molecular Weight:
278.43
Beilstein:
1727693
EC Number:
207-334-8
MDL number:
MFCD00065720
UNSPSC Code:
12352211
PubChem Substance ID:
57651877
NACRES:
NA.77

Assay

~70% (GC)

Quality Level

200

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

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Related Categories

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 3 petroleums
Hazardous rank III
Water insoluble liquid

JAN Code

62170-10ML-F:
62170-VAR-F:
62170-50ML-F:
62170-BULK-F:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCM3076
BCCL2859
BCCH5212
BCCD7126
BCCB3910

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An Pan et al.
The American journal of clinical nutrition, 96(6), 1262-1273 (2012-10-19)
Prior studies of α-linolenic acid (ALA), a plant-derived omega-3 (n-3) fatty acid, and cardiovascular disease (CVD) risk have generated inconsistent results. We conducted a meta-analysis to summarize the evidence regarding the relation of ALA and CVD risk. We searched multiple
Gwendolyn Barceló-Coblijn et al.
Progress in lipid research, 48(6), 355-374 (2009-07-22)
There is little doubt regarding the essential nature of alpha-linolenic acid (ALA), yet the capacity of dietary ALA to maintain adequate tissue levels of long chain n-3 fatty acids remains quite controversial. This simple point remains highly debated despite evidence
Eoin Barrett et al.
PloS one, 7(11), e48159-e48159 (2012-11-28)
The aim of this study was to compare the impact of dietary supplementation with a Bifidobacterium breve strain together with linoleic acid & α-linolenic acid, for 7 weeks, on colonic sensitivity and fatty acid metabolism in rats. Maternally separated and
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
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