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1. Primary Information

English name: Mead acid
CAS No.: 20590-32-3
Molecular formula: C20H34O2
Molecular weight: 306.5 g/mol
SMILES: CCCCCCCCC=CCC=CCC=CCCCC(=O)O
Structural class:
Other identifiers:

5,8,11-eicosatrienoic acid

ETrA acid

mead acid

2. Suppliers & Pricing

Supplier Pack size Purity Price (CNY) Storage conditions Lead time Notes
Kehua Intelligence 1mg 10mg/ml in Ethanol 1704 -20°C in stock -

3. Structures

3.1 2D structure


3.2 3D structure


4. International Nomenclature & Identifiers

4.1 IUPAC Name

(5Z,8Z,11Z)-icosa-5,8,11-trienoic acid


4.2 InChI

InChI=1S/C20H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h9-10,12-13,15-16H,2-8,11,14,17-19H2,1H3,(H,21,22)/b10-9-,13-12-,16-15-


4.3 InChIKey

UNSRRHDPHVZAHH-YOILPLPUSA-N


4.4 Canonical SMILES

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


4.5 Isomeric SMILES

CCCCCCCC/C=C\C/C=C\C/C=C\CCCC(=O)O

4.6 SDF file

Coming soon

5. Spectroscopic data

5.1 13C nuclear magnetic resonance (13C NMR)

5.2 1H nuclear magnetic resonance (1H NMR)

5.3 Mass spectrometry (MS)

Coming soon

5.4 Infrared spectroscopy (IR)

Coming soon

5.5 Ultraviolet/visible spectroscopy (UV/Vis)

Coming soon