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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

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Reference substances

Reference substances

Currently viewing:
IUPAC name:
L-proline

Inventory

EC number:
205-702-2
EC name:
L-proline
CAS number:
147-85-3
CAS number:
147-85-3
Synonyms
Names:
(-)-2-Pyrrolidinecarboxylic acid
(-)-Proline
(2S)-Pyrrolidine-2-carboxylic acid
(S)-(-)-Proline
(S)-2-Carboxypyrrolidine
(S)-2-Pyrrolidinecarboxylic aci
(S)-2-Pyrrolidinecarboxylic acid
(S)-Proline
(S)-Pyrrolidine-2-carboxylic acid
2-Pyrrolidine carboxylic acid
2-Pyrrolidinecarboxylic acid
2-Pyrrolidinecarboxylic acid, (S)-
Carboxypyrrolidine
L-(-)-Proline
L-Proline
L-Pyrrolidine-2-carboxylic acid
L-a-Pyrrolidinecarboxylic acid
L-α-Pyrrolidinecarboxylic acid
Identifier:
IUPAC name
(2S)-pyrrolidine-2-carboxylic acid
Identifier:
IUPAC name
L-Proline
Identifier:
other: SMILES notation
C1CC(NC1)C(=O)O
Identifier:
other: InChl
InChI=1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)/t4-/m0/s1
Identifier:
other: InChl
ONIBWKKTOPOVIA-BYPYZUCNSA-N
L-proline

Molecular and structural information

Molecular formula:
C5H9NO2
Molecular weight:
115.13
SMILES notation:
OC(=O)[C@@H]1CCCN1
InChl:
InChI=1/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)
Structural formula:
Chemical structure

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