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CAS 40371-51-5 — S)-(-)-4-Amino-2-hydroxybutyric acid

(S)-(-)-4-Amino-2-hydroxybutyric acid is a chiral amino acid derivative with applications in pharmaceutical synthesis, peptide research, and as a building block for bioactive compounds. It is used in the preparation of custom peptides, drug intermediates, and biochemical studies requiring stereochemical precision. This product has a CAS number of 40371-51-5 and carries no signal word under standard classification. It is supplied as a solid with a defined enantiomeric purity. Molekula supplies (S)-(-)-4-Amino-2-hydroxybutyric acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.