Molecular properties
- Formula
- C5H9NO3
- Molar mass
- 131.13 g·mol−1
- Exact mass
- 131.0582 Da
- 2
- PubChem CID
- 5810
Molecule record
(2S,4R)-4-hydroxypyrrolidine-2-carboxylic acid
C5H9NO3
131.13 g/mol
Loading structure
Functional groups
Alcohol
Alkane / alkyl carbon
Carboxylic acid
Secondary amine
Physical properties
No source-backed physical properties are curated for this molecule yet.
Common names and synonyms
- (2S,4R)-4-hydroxy-2-pyrrolidinecarboxylic acid
- (2S,4R)-4-hydroxyproline
- (4R)-4-hydroxy-L-proline
- 4-Hydroxy-2-pyrrolidinecarboxylic acid
- 51-35-4
- CHEBI:18095
- CHEBI:18240
- DTXSID10883225
Show all 24 synonyms
- Hypro
- L-Hydroxyproline
- L-Proline, 4-hydroxy-, (4R)-
- L-Proline, 4-hydroxy-, trans-
- L-threo-4-hydroxyproline
- LUMISTOR
- NSC-46704
- NSC46704
- RMB44WO89X
- delta-Hydroxyproline
- hydroxy-L-proline
- hydroxyproline
- oxyproline
- trans-4-Hydroxy-L-proline
- trans-Hydroxyproline
- trans-L-Hydroxyproline
Structure identifiers
- Canonical SMILES
- O=C(O)[C@@H]1C[C@@H](O)CN1
- Isomeric SMILES
- C1[C@H](CN[C@@H]1C(=O)O)O
- InChI
- InChI=1S/C5H9NO3/c7-3-1-4(5(8)9)6-2-3/h3-4,6-7H,1-2H2,(H,8,9)/t3-,4+/m1/s1
- InChIKey
- PMMYEEVYMWASQN-DMTCNVIQSA-N
- PubChem CID
- 5810
Spectroscopy
Tabs appear only for spectra stored with clear provenance.
No redistributable or simulated spectroscopy record is attached yet.
Simulated NMR
On-demand educational prediction for (2S,4R)-4-hydroxypyrrolidine-2-carboxylic acid; not experimental data.
Simulated EI mass spectrum
On-demand educational fragmentation for (2S,4R)-4-hydroxypyrrolidine-2-carboxylic acid; not experimental data.
Sources
Molecule identity
Retrieved 8/20/2026. Reuse status is summarized by the badge; open the source for full details.