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(2R)-5-ketopyrrolidine-2-carboxylic acid ethyl ester
SpectraBase Compound ID 3u5nK8gk20J
InChI InChI=1S/C7H11NO3/c1-2-11-7(10)5-3-4-6(9)8-5/h5H,2-4H2,1H3,(H,8,9)/t5-/m1/s1
InChIKey QYJOOVQLTTVTJY-RXMQYKEDSA-N
Mol Weight 157.17 g/mol
Molecular Formula C7H11NO3
Exact Mass 157.073893 g/mol
Enantiomer InChIKey QYJOOVQLTTVTJY-YFKPBYRVSA-N
Racemate InChIKey QYJOOVQLTTVTJY-UHFFFAOYSA-N
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Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
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 309788
Solvent CDCl3
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 309788
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 309788
Solvent CDCl3
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 309788
Technique Neat
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 309788
  • Ethyl (R)-(-)-2-pyrrolidone-5-carboxylate
  • Ethyl pyroglutamate
  • Ethyl 5-oxo-D-proline
  • (R)-5-Oxoproline ethyl ester
  • D-Pyroglutamic acid ethyl ester
  • D-5-Oxo-2-pyrrolidinecarboxylic acid ethyl ester

This compound is available in the following databases:

KnowItAll NMR Spectral Library

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