(S)-(-)-4-Amino-2-hydroxybutyric acid

white to light yellow crystal powder

(S)-(-)-4-Amino-2-hydroxybutyric acid may be used in the preparation of 6′-amino-1-N-[(S)-4-amino-2-hydroxybutyryl]-6′-deoxylividomycin A.

(S)-(-)-4-Amino-2-hydroxybutyric Acid is an analogue of γ-aminobutyric acid (GABA) with potential inhibitory activity on GABA binding and uptake by brain. Injection of (S)-(-)-4-Amino-2-hydroxybutyric Acid showed no significant changes in plasma growth hormone (GH) in healthy patients but increased plasma GH, prolactin, and cortisol levels in cerebrovascular patients.

(S)-(-)-4-Amino-2-hydroxybutyric acid is an important moiety of butirosin, an aminoglycoside antibiotic.