DL-Pyrrolidonecarboxylic acid

CAS Registry Number®

149-87-1

CAS Name

DL-Pyrrolidonecarboxylic acid

Molecular Formula

C5H7NO3

Molecular Mass

129.11

Cite this Page

DL-Pyrrolidonecarboxylic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=149-87-1 (retrieved 2025-03-28) (CAS RN: 149-87-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    179-181 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)

InChIKey

InChIKey=ODHCTXKNWHHXJC-UHFFFAOYSA-N

SMILES

C(O)(=O)C1NC(=O)CC1

Canonical SMILES

O=C(O)C1NC(=O)CC1

Other Names for this Substance

  • Proline, 5-oxo-
  • Proline, 5-oxo-, DL-
  • DL-Proline, 5-oxo-
  • 5-Oxoproline
  • DL-Pyrrolidonecarboxylic acid

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