(S)-2-Methylpyrrolidine-2-Carboxylic Acid Hydrochloride (also known as (S)-α-Methylproline hydrochloride, 2-Methyl-L-proline hydrochloride) is a useful chiral intermediate for the preparation of various pharmaceutically active substances, e.g. ABT-888, a PARP inhibitor for the treatment of anti-cancer, and ACT-541468, a Dual Orexin Receptor Antagonist for the treatment of Insomnia Disorder.
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