Proline

C5H9NO2CAS 147-85-3115.13 g/mol

OHOHN
Carboxylic acidSecondary amine

Properties

Molecular formula
C5H9NO2
Molar mass
115.13 g/mol
Exact mass
115.0633 Da
Density
1.4063 g/mL (at 45 °C)
Melting point
220–222 °C (decomposes)
logP
-0.18Crippen estimate
Polar surface area
49.3 Ų
H-bond donors / acceptors
2 / 2
Rotatable bonds
1
Stereocentres
Sin SMILES atom order

Identifiers

CAS number
147-85-3
SMILES
O=C(O)[C@@H]1CCCN1
InChIKey
ONIBWKKTOPOVIA-BYPYZUCNSA-N
InChI
InChI=1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)/t4-/m0/s1

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Type any one amount. The others follow from the molar mass and density.

Names and synonyms

17 names · show all
  • L-Proline
  • Proline, L-
  • L-(-)-Proline
  • 2-Pyrrolidinecarboxylic acid, (S)-
  • (S)-(-)-Proline
  • 2-Pyrrolidinecarboxylic acid
  • (-)-Proline
  • (S)-Proline
  • (S)-2-Pyrrolidinecarboxylic acid
  • (-)-2-Pyrrolidinecarboxylic acid
  • L-Pyrrolidine-2-carboxylic acid
  • L-α-Pyrrolidinecarboxylic acid
  • Carboxypyrrolidine
  • NSC 46703
  • (S)-2-Carboxypyrrolidine
  • (2S)-Pyrrolidine-2-carboxylic acid
  • 21: PN: WO2021055880 SEQID: 22 claimed protein

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Similar compounds

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Same formula

Elsewhere