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Molecule record

2-Undecene

C11H22

154.29 g/mol

2D structure for 2-Undecene

Molecular properties

Formula
C11H22
Molar mass
154.29 g·mol−1
Exact mass
154.1722 Da
1
0
0
0.00 Ų
5.9 (PubChem computed XLogP3-AA descriptor)
CAS
693-61-8
PubChem CID
5364452

Interactions

Polarity
Often weakly polar or nonpolar unless other structural features dominate.
Acid-base behavior
Review ionizable groups and pKa data where available; ChemForge does not infer definitive acid-base state from identity alone.
Intermolecular forces
Assess dispersion, dipole interactions, hydrogen bonding, and ionic character from the functional groups shown.

Functional groups

Alkene

Physical properties

PropertyValueConditionsSource
Logp5.9PubChem computed XLogP3-AA descriptorPubChem(link only)

Common names and synonyms

  • (2E)-2-Undecene
  • (2E)-undec-2-ene
  • (E)-2-Undecene
  • .BETA.-TRANS-UNDECENE
  • 2-Undecene, (2E)-
  • 2-Undecene, (E)-
  • 28761-27-5
  • 2Undecene, (E)
Show all 22 synonyms
  • 4JH4KV7M4K
  • 693-61-8
  • BETA-TRANS-UNDECENE
  • DTXCID101508711
  • DTXCID40909801
  • DTXSID101024492
  • DTXSID10876612
  • EINECS 249-202-2
  • HSDB 5176
  • RefChem:901073
  • UNDECENE
  • UNDECENE [HSDB]
  • UNII-4JH4KV7M4K
  • trans-2-Undecene

Structure identifiers

Canonical SMILES
CCCCCCCC/C=C/C
Isomeric SMILES
CCCCCCCC/C=C/C
InChI
InChI=1S/C11H22/c1-3-5-7-9-11-10-8-6-4-2/h3,5H,4,6-11H2,1-2H3/b5-3+
InChIKey
JOHIXGUTSXXADV-HWKANZROSA-N
PubChem CID
5364452

Spectroscopy

Tabs appear only for spectra stored with clear provenance.

Open library

IR spectrum

ChemArche Original Educational Content(redistributable)

Simulated FTIR trace

Predicted FTIR / %T

4 cm-1 resolution / deterministic instrument profile

Hover for cursor
4000350030002500200015001000500100500wavenumber (cm−1)transmittance (%)

Peak assignments

1645 cm−1C=C alkene (simulated)
2960 cm−1sp3 C-H (simulated)

Simulated NMR

On-demand educational prediction for 2-Undecene; not experimental data.

Simulated EI mass spectrum

On-demand educational fragmentation for 2-Undecene; not experimental data.

Sources

Molecule identity

Retrieved 8/7/2026. Reuse status is summarized by the badge; open the source for full details.

PubChem(link only)

simulated IR

ChemForge original educational simulation.

ChemArche Original Educational Content(redistributable)
Open source record