Cyclopentene
Compound with spectra: 19 NMR, 8 FTIR, 2 Raman, 9 MS (GC), and 2 Near IR
| SpectraBase Compound ID | KI2u1yOaOgo |
|---|---|
| InChI | InChI=1S/C5H8/c1-2-4-5-3-1/h1-2H,3-5H2 |
| InChIKey | LPIQUOYDBNQMRZ-UHFFFAOYSA-N |
| Mol Weight | 68.12 g/mol |
| Molecular Formula | C5H8 |
| Exact Mass | 68.0626 g/mol |
| Copyright | Copyright © 1991-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Tokyo Kasei Kogyo Company, Ltd., Tokyo, Japan |
| Solvent | CDCl3; Reference=TMS; Temperature 297K |
| Copyright | Copyright © 2009-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Tokyo Kasei Kogyo Company, Ltd., Tokyo, Japan |
| Solvent | CCl4 |
| Copyright | Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Sigma-Aldrich Co. LLC. |
| Source of Spectrum | Sigma-Aldrich Co. LLC. |
| Catalog Number | C112607 |
| Solvent | CDCl3 |
| Copyright | Copyright © 1989, 1990-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Sample | Fluka Feinchemikalien GmbH Neu-Ulm |
| Technique | Cell |
| Copyright | Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Spectrochem Pvt. Ltd. |
| Source of Spectrum | Bio-Rad Laboratories, Inc. |
| Catalog Number | 103315 |
| Technique | Neat |
| Copyright | Copyright © 1989, 1990-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Prof. Buback, University of Goettingen, Germany |
| Copyright | Copyright © 1989, 1990-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Prof. Buback, University of Goettingen, Germany |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Source of Spectrum | Chemical Concepts, A Wiley Division, Weinheim, Germany |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | HE-1982-0-0 |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | O-8-248-1 |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | SRH-2022-5996-0 |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | SRH-2022-6780-0 |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | ACI-62-SM21-CPE (DOI: 10.1002/anie.202300008) |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | AA-0-52-1 |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | Va-0-0-0 |
| Copyright | Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Spectrum | AD-0-4504-0 |
| Copyright | Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Fluka AG, Buchs, Switzerland |
| Solvent | Chloroform-d; Reference=TMS Spectrometer= Varian CFT-20 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CDCL3 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CDCl3 chloroform-d |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | Cyclohexane |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CH3OCH3 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CDCl3 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | Cyclohexane |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CH3OCH3 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CDCl3 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | Cyclohexane |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CH3OCH3 |
| Copyright | Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved. |
|---|---|
| Solvent | CDCl3 |
| Copyright | Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved. |
|---|---|
| Solvent | CYClOHEXANE |
| Copyright | Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved. |
|---|---|
| Solvent | CDCl3 |
| Copyright | Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved. |
|---|---|
| Solvent | Unknown |
| Copyright | Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Sigma-Aldrich Co. LLC. |
| Source of Spectrum | Sigma-Aldrich Co. LLC. |
| Catalog Number | C112607 |
| Solvent | CDCl3 |
| Copyright | Copyright © 2014-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Spectrochem Pvt. Ltd., India |
| Source of Spectrum | Bio-Rad Laboratories |
| Catalog Number | 103315 |
| Copyright | Copyright © 2017-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2017-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Catalog Number | C112607 |
| Copyright | Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Tokyo Kasei Kogyo Company, Ltd., Tokyo, Japan |
| Copyright | Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|
| Copyright | Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Aldrich |
| Source of Spectrum | Sigma-Aldrich Co. LLC. |
| Catalog Number | C112607 |
| Copyright | Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Sigma-Aldrich Co. LLC. |
| Source of Spectrum | Sigma-Aldrich Co. LLC. |
| Catalog Number | C112607 |
| Copyright | Copyright © 2014-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Spectrochem Pvt. Ltd. |
| Source of Spectrum | Bio-Rad Laboratories, Inc. |
| Catalog Number | 103315 |
| Copyright | Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved. |
|---|---|
| Source of Sample | Aldrich |
| Catalog Number | 344508 |
- Cyclopent-1-ene
- CYCLOPENTEN
- 1-Cyclopentene
- EINECS 205-532-9
- NSC 5160
- UN2246
| Title | Journal or Book | Year |
|---|---|---|
| Carbon-13 spectra of 2,5-dihydrothiophenes and their 1,1-dioxides | Canadian Journal of Chemistry | 1979 |
| Application of carbon-13 nuclear magnetic resonance spectroscopy to the analysis of charge distribution patterns in unsaturated carbonyl-containing compounds | Journal of the American Chemical Society | 1976 |
| Carbon-13 nuclear magnetic resonance spectroscopy. Quantitative correlations of the carbon chemical shifts of acyclic alkenes | The Journal of Organic Chemistry | 1971 |
This compound is available in the following databases:
KnowItAll IR Spectral Library
Author: Wiley
Wiley's KnowItAll IR Spectral Library offers access to the world's largest collection of high-quality infrared spectra, including the renowned Sadtler databases. Learn more.
KnowItAll Raman Spectral Library
Author: Wiley
Wiley's KnowItAll Raman Spectral Library offers access to the world's largest collection of high-quality Raman spectra, including the renowned Sadtler databases. Learn more.
Sigma-Aldrich Library of Raman Spectra
Author: Wiley/Sigma-Aldrich
Wiley, on behalf of Merck KGaA Darmstadt, Germany, releases the Sigma-Aldrich Library of Raman Spectra, featuring over 6,480 high-quality Raman spectra. Learn more.
Sigma-Aldrich Library of ATR-IR Spectra
Author: Sigma Aldrich
The Sigma-Aldrich Library of ATR-IR Spectra is a comprehensive collection of ATR-IR spectra sourced from the laboratories of Sigma-Aldrich by Merck KGaA Darmstadt, Germany. Learn more.
Sigma-Aldrich Library of FT-IR Spectra
Author: Sigma Aldrich
The Sigma-Aldrich Library of FT-IR Spectra is a comprehensive collection of FT-IR spectra sourced from the laboratories of Sigma-Aldrich by Merck KGaA Darmstadt, Germany. Learn more.
Sigma Aldrich NMR Library
Author: Sigma Aldrich
The Sigma-Aldrich Library of NMR Spectra is a comprehensive collection of NMR spectra for organic compounds sourced from the laboratories of Sigma-Aldrich by Merck KGaA Darmstadt, Germany. Learn more.
KnowItAll GC-MS Library
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The KnowItAll Mass Spectral Library offers a comprehensive collection of mass spectra, including the renowned Wiley Registry, and access to a wide range of compounds including pure organics, drugs, steroids, additives, geochemicals, petrochemicals, biomarkers, and more. Learn more.
KnowItAll NMR Spectral Library
Author: Wiley
The KnowItAll NMR Spectral Library offers a comprehensive collection of NMR reference spectra, including NMR, CNMR, and XNMR, and covers a wide range of compounds including organics, polymers, monomers, metabolites, and more. Learn more.
Wiley Registry of Mass Spectral Data 2026
Author: Wiley
The foundation library for any analytical laboratory running mass spectrometry, the Wiley Registry provides the broadest coverage available in any mass spectral library Learn more.