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1. Primary Information

English name: cis-13-Octadecenoic acid
CAS No.: 13126-39-1
Molecular formula: C18H34O2
Molecular weight: 282.5 g/mol
SMILES: CCCCC=CCCCCCCCCCCCC(=O)O
Structural class:
Other identifiers:

13-octadecenoic acid

13-octadecenoic acid, (E)-isomer

13-octadecenoic acid, sodium salt, (Z)-isomer

2. Suppliers & Pricing

Supplier Pack size Purity Price (CNY) Storage conditions Lead time Notes
Kehua Intelligence 5mg 10mg/ml in Ethanol 6000 −20°C in stock -

3. Structures

3.1 2D structure


3.2 3D structure


4. International Nomenclature & Identifiers

4.1 IUPAC Name

(Z)-octadec-13-enoic acid


4.2 InChI

InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h5-6H,2-4,7-17H2,1H3,(H,19,20)/b6-5-


4.3 InChIKey

BDLLSHRIFPDGQB-WAYWQWQTSA-N


4.4 Canonical SMILES

CCCCC=CCCCCCCCCCCCC(=O)O


4.5 Isomeric SMILES

CCCC/C=C\CCCCCCCCCCCC(=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