9(E),11(E)-Octadecadienoic acid - ≥98% , CAS No.544-71-8

CAS: 544-71-8 Cat. No.: E275591 Summenformel: C18H32O2 Molekulargewicht: 280.45
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GRADE & PURITY ≥98%
Synonyms
cent-Eleostearic acid | 9(E),11(E)-Octadecadienoic acid | Ricineic acid | Q27160342 | (9E,11E)-9,11-Octadecadienoic acid | trans-9, trans-11-octadecadienoic acid | Conjugated (9E,11E)-Linoleic acid, analytical standard | Conjugated linoleic acid(9E,11E)
Storage
Protected from light,Store at -20°C,Desiccated
Shipped In
Ice chest + Ice pads
Size
Deutschland (EU)
USA*
Price
Qty
5mg
E275591-5mg
Auf Bestellung · 8–12 Wochen
173,46€
25mg
E275591-25mg
Auf Bestellung · 8–12 Wochen
607,33€
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C,Desiccated Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Übersicht

Store at -20°C. Store under desiccating conditions. The product can be stored for up to 12 months.

Conjugated (9E,11E)-linoleic acid can be obtained via hydrogenation of linoleic acid in the middle [12,13] double bond

Specifications

Synonyme
cent-Eleostearic acid | 9(E),11(E)-Octadecadienoic acid | Ricineic acid | Q27160342 | (9E,11E)-9,11-Octadecadienoic acid | trans-9, trans-11-octadecadienoic acid | Conjugated (9E,11E)-Linoleic acid, analytical standard | Conjugated linoleic acid(9E,11E)
Spezifikationen & Reinheit
≥98%
Biochemische und physiologische Mechanismen
Conjugated linoleic acid. For use as standard and in biological systems.
Storage
Protected from light,Store at -20°C,Desiccated
Verschickt in
Ice chest + Ice pads
Dieses Produkt erfordert Kühlkettenversand. Grundversand und andere Economy-Optionen sind nicht verfügbar.
Hinweis
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Reinheit
≥98%
Namen und Kennungen
Kanonisches LächelnCCCCCCC=CC=CCCCCCCCC(=O)O
IUPAC Name(9E,11E)-octadeca-9,11-dienoic acid
InChIKeyJBYXPOFIGCOSSB-XBLVEGMJSA-N
INCHI1S/C18H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h7-10H,2-6,11-17H2,1H3,(H,19,20)/b8-7+,10-9+
Isomere SMILES CCCCCC/C=C/C=C/CCCCCCCC(=O)O
Molekulargewicht 280.45
Reaxy-Rn 8395347
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=8395347&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassLipids and lipid-like molecules
KlasseFatty Acyls
SubclassLineolic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentLineolic acids and derivatives
Alternative Parents Long-chain fatty acids  Unsaturated fatty acids  Straight chain fatty acids  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Octadecanoid - Long-chain fatty acid - Fatty acid - Unsaturated fatty acid - Straight chain fatty acid - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as lineolic acids and derivatives. These are derivatives of lineolic acid. Lineolic acid is a polyunsaturated omega-6 18 carbon long fatty acid, with two CC double bonds at the 9- and 12-positions.
External Descriptors Unsaturated fatty acids
3D-Struktur
Interaktives chemisches Strukturmodell





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Wirkungsmechanismen
Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

2 results found

Lot NumberCertificate TypeDatumArtikel
F23281202Certificate of AnalysisJan 15, 2025 E275591
F23281203Certificate of AnalysisJan 15, 2025 E275591
Chemische und physikalische Eigenschaften
LöslichkeitSoluble in ethanol
EmpfindlichkeitLight & Air sensitive
Molekulargewicht280.400 g/mol
XLogP37.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count14
Exact Mass280.24 Da
Monoisotopic Mass280.24 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count20
Formal Charge0
Complexity267.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count2
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds2
Covalently-Bonded Unit Count1
Lösungsrechner
Bewertungen

Kundenbewertungen

Häufig gestellte Fragen

What is the purity of this product?
This product is supplied at ≥98% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at ?20 °C, protected from light, desiccated. Keep the container tightly closed with desiccant — the material is moisture-sensitive.
How is this product shipped?
This product ships in an insulated container with ice pads. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 544-71-8, the molecular formula is C18H32O2, and the molecular weight is 280.45 g/mol. InChIKey JBYXPOFIGCOSSB-XBLVEGMJSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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