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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

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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
(S)-(-)-Proline
(S)-2-Carboxypyrrolidine
(S)-2-Pyrrolidinecarboxylic aci
(S)-Proline
(S)-Pyrrolidine-2-carboxylic acid
2-Pyrrolidine carboxylic acid
2-Pyrrolidinecarboxylic acid
2-Pyrrolidinecarboxylic acid, (S)-
L-(-)-Proline
L-Pyrrolidine-2-carboxylic acid
L-a-Pyrrolidinecarboxylic acid

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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