cyclopentene

C5H8 — CID 8882

IUPACcyclopentene
SMILESC1=CCCC1
InChIInChI=1S/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2
InChIKeyLPIQUOYDBNQMRZ-UHFFFAOYSA-N
MW68.12 g/mol
LogP1.73
Rot. Bonds

About cyclopentene

cyclopentene (PubChem CID 8882) has the molecular formula C5H8 and a molecular weight of 68.12 g/mol. Its IUPAC name is cyclopentene.

Molecular Properties

Compound Namecyclopentene
PubChem CID8882
Molecular FormulaC5H8
Molecular Weight68.12 g/mol
Exact Mass68.06
IUPAC Namecyclopentene
SMILESC1=CCCC1
InChIInChI=1S/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2
InChIKeyLPIQUOYDBNQMRZ-UHFFFAOYSA-N
XLogP1.73
TPSA0.00 Ų
H-Bond Donors
H-Bond Acceptors
Rotatable Bonds
Heavy Atoms5
Complexity—

Lipinski Rule of Five

Passes Rule of Five

RuleValue
MW ≤ 50068.12
LogP ≤ 51.73
H-Bond Donors ≤ 50
H-Bond Acceptors ≤ 100

Computed Properties (RDKit)

Structural Alerts{'alert_name': 'isolated_alkene', 'substructure': 'N/A'}

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Related Compounds

Cyclohexene
CID 8079
3-Heptene
CID 11612
Hex-2-ene
CID 19966
Hexene
CID 639661
2-Heptene
CID 11611
2-Heptene, (2Z)-
CID 643836
2-Heptene, (2E)-
CID 639662
2-Hexene, (2Z)-
CID 643835
3-Heptene, (3Z)-
CID 5357258
trans-3-Heptene
CID 5357259
1,5-Heptadiene
CID 137072
Deca-1,4,9-triene
CID 5362806

Frequently Asked Questions

What is the IUPAC name of cyclopentene?
The IUPAC name of cyclopentene (CID 8882) is cyclopentene.
What is the SMILES notation for cyclopentene?
The canonical SMILES for cyclopentene is C1=CCCC1.
What is the InChIKey of cyclopentene?
The InChIKey is LPIQUOYDBNQMRZ-UHFFFAOYSA-N. The full InChI is InChI=1S/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2.
What are the key properties of cyclopentene?
cyclopentene has a molecular weight of 68.12 g/mol, XLogP of 1.73, 0 rotatable bonds, 0 hydrogen bond donors, and 0 hydrogen bond acceptors.
Where does this data come from?
All data for cyclopentene is sourced from PubChem (CID 8882), the world's largest open chemistry database maintained by the National Library of Medicine (NIH).