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gamma-Linolenic acid

CAS No.
506-26-3
Chemical Name:
gamma-Linolenic acid
Synonyms
gamolenic acid;C06426;Gamolenic;18:3(n-6);Flunarizin;Flunarizina;R- flax acid;Flunarizinum;γ-linolenicaci;G-LINOLENICACID
CBNumber:
CB3238150
Molecular Formula:
C18H30O2
Molecular Weight:
278.43
MDL Number:
MFCD00065718
MOL File:
506-26-3.mol
MSDS File:
SDS
Last updated:2024-04-17 18:50:11

gamma-Linolenic acid Properties

Melting point -12~-11℃
Boiling point 379.5±11.0 °C(Predicted)
Density 0.92
refractive index n20/D 1.471
Flash point 110 °C
storage temp. -20°C
solubility Chloroform (Sparingly), DMSO (Slightly), Methanol (Slightly)
form liquid
pka 4.74±0.10(Predicted)
color Colourless
Merck 14,5507
BRN 1712253
Stability Light Sensitive
InChIKey VZCCETWTMQHEPK-QNEBEIHSSA-N
LogP 6.570 (est)
CAS DataBase Reference 506-26-3(CAS DataBase Reference)
FDA UNII 78YC2MAX4O
NIST Chemistry Reference Gamolenic acid(506-26-3)
ATC code D11AX02,D11AX52

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
8-10-23
HS Code  29161500
NFPA 704
3
2 0

gamma-Linolenic acid price More Price(30)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 62174 γ-Linolenic acid analyticalstandard 506-26-3 100mg $226 2024-03-01 Buy
Sigma-Aldrich 62174 γ-Linolenic acid analyticalstandard 506-26-3 500mg $624 2024-03-01 Buy
TCI Chemical L0152 γ-Linolenic Acid >98.0%(GC)(T) 506-26-3 100mg $98 2024-03-01 Buy
TCI Chemical L0152 γ-Linolenic Acid >98.0%(GC)(T) 506-26-3 1g $485 2024-03-01 Buy
Cayman Chemical 90220 γ-Linolenic Acid ≥98% 506-26-3 50mg $25 2024-03-01 Buy
Product number Packaging Price Buy
62174 100mg $226 Buy
62174 500mg $624 Buy
L0152 100mg $98 Buy
L0152 1g $485 Buy
90220 50mg $25 Buy

gamma-Linolenic acid Chemical Properties,Uses,Production

Description

γ-Linolenic acid (gamma-linolenic acid or GLA, INN and USAN gamolenic acid) is a fatty acid found primarily in vegetable oils. It is sold as a dietary supplement for treating problems with inflammation and auto-immune diseases, although its efficacy is disputed.

Description

γ-Linolenic acid (GLA) is an ω-6 fatty acid which can be elongated to arachidonic acid for endogenous eicosanoid synthesis. It is a weak LTB4 receptor antagonist, inhibiting [3H]-LTB4 binding to porcine neutrophil membranes with a Ki of 1 μM. GLA produces 53% inhibition at a 1 mg/kg dose in an in vivo model of LTB4-induced bronchoconstriction.

Chemical Properties

GLA is categorized as an n?6 (also called ω?6 or omega-6) fatty acid, meaning that the first double bond on the methyl end (designated with n or ω) is the sixth bond. In physiological literature, GLA is designated as 18:3 (n?6). GLA is a carboxylic acid with an 18-carbon chain and three cis double bonds. It is an isomer of α-linolenic acid, which is a polyunsaturated n?3 (omega-3) fatty acid, found in rapeseed canola oil, soy beans, walnuts, flax seed (linseed oil), perilla, chia, and hemp seed.

Occurrence

GLA is obtained from vegetable oils such as GLA safflower oil (Carthamus tinctorius), evening primrose (Oenothera biennis) oil, blackcurrant seed oil, borage oil, and hemp seed oil. GLA is also found in edible hemp seeds, oats, barley, and spirulina. Each contains varying amounts of the fatty acid, with GLA safflower oil at 40% GLA being a novel concentrated form. This is a new genetically modified oil and has been available in commercial quantities since 2011. It should be noted that conventional safflower oils have zero GLA. Borage oil ranges from 15 % to 20 % and evening primrose oil ranges from 8 % to 10 % GLA.
The human body produces GLA from linoleic acid (LA). This reaction is catalyzed by Δ6 - desaturase (D6D), an enzyme that allows the creation of a double bond on the sixth carbon counting from the carboxyl terminus. LA is consumed sufficiently in most diets, from such abundant sources as cooking oils and meats. However, a lack of GLA can occur when there is a reduction of the efficiency of the D6D conversion (for instance, as people grow older or when there are specific dietary deficiencies) or in disease states wherein there is excessive consumption of GLA metabolites.

History

GLA was first isolated from the seed oil of evening primrose. This herbal plant was grown by Native Americans to treat swelling in the body. In the 17th century, it was introduced to Europe and became a popular folk remedy, earning the name king's cure-all. in 1919, Heiduschka and Lüft extracted the oil from evening primrose seeds and described an unusual linolenic acid, which they name γ-. Later, the exact chemical structure was characterized by Riley.
Although there are α- and γ- forms of linolenic acid, there is no β- form. One was once identified, but it turned out to be an artifact of the original analytical process.

Uses

γ-linolenic acid has been used as an analytical standard in gas chromatography. It may be used in nutritional studies regarding weight regain and as a possible tumor suppression agent. γ-linolenic acid is used in studies on the mechanisms and prevention of oxidation/peroxidation of unsaturated fatty acids.

Uses

γ-Linolenic Acid is a fatty acid found mainly in vegetable oil. Studies suggest that γ-Linolenic Acid may have immune regulating and anti-inflammatory effects. γ-Linolenic Acid has also been used in the treatment of atopic eczeme although its efficacy is

Definition

ChEBI: A C18, omega-6 acid fatty acid comprising a linolenic acid having cis- double bonds at positions 6, 9 and 12.

Biochem/physiol Actions

Gamma-linolenate (C18:6,9,12) differs from α-linolenate (C18:9,12,15) in the positions of the double bonds.

References

[1] yagaloff k a, franco l, simko b, et al. essential fatty acids are antagonists of the leukotriene b4 receptor[j]. prostaglandins, leukotrienes and essential fatty acids, 1995, 52(5): 293-297.
[2] crooks s w, stockley r a. leukotriene b4[j]. the international journal of biochemistry & cell biology, 1998, 30(2): 173-178.
[3] tasset-cuevas i, fernández-bedmar z, lozano-baena m d, et al. protective effect of borage seed oil and gamma linolenic acid on dna: in vivo and in vitro studies[j]. plos one, 2013, 8(2): e56986.
[4] jamal g a, carmichael h. the effect of γ‐linolenic acid on human diabetic peripheral neuropathy: a double‐blind placebo‐controlled trial[j]. diabetic medicine, 1990, 7(4): 319-323.
[5] andreassi m, forleo p, dilohjo a, et al. efficacy of γ-linolenic acid in the treatment of patients with atopic dermatitis[j]. journal of international medical research, 1997, 25(5): 266-274.

2067-33-6
506-26-3
Synthesis of gamma-Linolenic acid from 5-Bromovaleric acid
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View Lastest Price from gamma-Linolenic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Gamma Linolenic Acid Powder(GLA) pictures 2024-04-22 Gamma Linolenic Acid Powder(GLA)
506-26-3
US $0.00 / kg 1kg 10% 12% 20% 3000 kg BINBO BIOLOGICAL CO.,LTD
gamma-Linolenic acid pictures 2023-07-27 gamma-Linolenic acid
506-26-3
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
gamma-Linolenic acid pictures 2023-02-23 gamma-Linolenic acid
506-26-3
US $34.00 / kg 1kg 99% 5000 tons Hebei Duling International Trade Co. LTD
6Z,9Z,12Z-OCTADECATRIENOIC ACID 6,9,12-OCTADECATRIENOIC ACID ALL CIS-6,9,12-OCTADECATRIENOIC ACID (Z,Z,Z)-6,9,12-Octadecatrienoic acid C18:3 (ALL CIS-6,9,12) ACID CIS,CIS,CIS-6,9,12-OCTADECATRIENOIC ACID DELTA 6 CIS 9 CIS 12 CIS OCTADECATRIENOIC ACID GAMMA-LINOLENIC ACID LINOLENIC ACID, GAMMA- OCTADECA-6Z,9Z,12Z-TRIENOIC ACID GAMMA-LINOLENIC ACID, AMPOULE Linoleic?Acid?(9c,?12c) Gamolenic 6,9,12-Octadecatrienoic acid, (6Z,9Z,12Z)- G-LINOLENICACID (6E,9E,12E)-octadeca-6,9,12-trienoic acid LINOLEIC ACID(P) LINOLENIC ACID, GAMMA(SG) GAMMALINOLEICACID (6Z,9Z,12Z)-6,9,12-Octadecatrienoic acid 18:3(n-6) C06426 6-cis,9-cis,12-cis-Octadecatrienoic acid γ-Linolenic acid,cis,cis,cis-6,9,12-Octadecatrienoic acid r-linolenic acid r- linolenic acid powder γ-Linolenic Acid (18:3, n-6) Gamma Linolenic acid (GLA) FFA Gamma Linolenic acid TG (GLA-TG) R- flax acid Gamma-Linolenic Acid(C18:3) Gamma Linolenic Acid (90%) γ-Linolenic acid Solution in Isooctane, 1000ug/ml γ-linolenicaci gamma-Linolenic acid USP/EP/BP gamma-Linolenic acid, liquid TIANFU-CHEM gamma-Linolenic acid Flunarizin Flunarizina Flunarizinum gamolenic acid Caprylic Acid Impurity 69 γ-Linolenic acid(C18:3) Gamma Linolenic Acid Powder(GLA) y-Linolenic acid 506-26-3 Unsaturated fatty acids and derivatives Lipids Polyunsaturated Omega 6 fatty acids and derivatives BioChemical Biochemicals and Reagents Anti-proliferative Agents Cancer Research Chemopreventive Agents Fatty Acids Unsaturated Higher Fatty Acids Higher Fatty Acids & Higher Alcohols