Skip to Content
Merck
CN

E3140

5,8,11-Eicosatriynoic acid

≥98%

Synonym(s):

ETI

Sign In to View Organizational & Contract Pricing.

Select a Size


About This Item

Empirical Formula (Hill Notation):
C20H28O2
CAS Number:
Molecular Weight:
300.44
UNSPSC Code:
12352202
PubChem Substance ID:
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

Product Name

5,8,11-Eicosatriynoic acid, ≥98%

InChI

1S/C20H28O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h2-8,11,14,17-19H2,1H3,(H,21,22)

SMILES string

CCCCCCCCC#CCC#CCC#CCCCC(O)=O

InChI key

OWYNLPMPYBYKJP-UHFFFAOYSA-N

assay

≥98%

form

powder

solubility

methanol: 10 mg/mL, clear, colorless to light yellow

storage temp.

−20°C

Biochem/physiol Actions

The acetylenic analog of 5,8,11-eicosatrienoic acid is an inhibitor of 12-lipoxygenase and, in MDCK cells, triggers release of Ca2+ from endoplasmic reticulum and other intracellular stores.

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Roberto Tonelli et al.
American journal of respiratory and critical care medicine, 202(4), 558-567 (2020-04-24)
Rationale: The role of inspiratory effort still has to be determined as a potential predictor of noninvasive mechanical ventilation (NIV) failure in acute hypoxic de novo respiratory failure.Objectives: To explore the hypothesis that inspiratory effort might be a major determinant
R Reich et al.
Prostaglandins, 26(6), 1011-1020 (1983-12-01)
The possible involvement of products of the lipoxygenase pathway of arachidonic acid cascade in ovulation was tested by intrabursal injection of nordihydroguaiaretic acid (NDGA); 5, 8, 11-eicosatriynoic acid (5, 8, 11-ETYA), 3 amino-1-(3 trifluromethyphenyl)-2-pyrazoline hydrochloride (BW755c) and (FPL 55712). All
S J Craib et al.
British journal of pharmacology, 134(1), 30-37 (2001-08-28)
1. In the absence of indomethacin, anandamide did not contract the guinea-pig bronchus at concentrations up to 100 microM. In the presence of indomethacin (10 microM), anandamide induced concentration-related contractions with a pEC(50) value of 5.18+/-0.11. It was significantly less
F Saito et al.
Hypertension (Dallas, Tex. : 1979), 20(2), 138-143 (1992-08-01)
Previous studies have shown that inhibition of the lipoxygenase pathway of arachidonic acid metabolism can prevent the development of elevated blood pressure in renin-dependent models of hypertension. Agents that inhibit the lipoxygenase pathway such as phenidone and the flavonoid baicalein
R S Barlow et al.
The American journal of physiology, 275(4 Pt 2), H1283-H1289 (1998-09-24)
It has been known for a number of years that neutrophils and macrophages secrete H2O2 while fighting disease, and the levels obtained within the vasculature under these conditions can reach several hundred micromolar. Because the effect of H2O2 on vascular

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service