Synonyms:
(±)-2-hydroxybutyric acid ; a-hydroxy-n-butyric acid ; butyric acid, 2-hydroxy-, dl- (8ci) ; a-hydroxybutanoic acid ; (?à )-2-hydroxy-n-butyric acid ; 2-hydroxybutanoicacid ; dl-a-hydroxybutyric acid ; (rs)-2-hydroxybutyric acid ; nsc 6495 ; (?à )-a-hydroxybutyric acid ; rarechem al bo 2322 ; butanoic acid,2-hydroxy- ; (?à )-2-hydroxybutanoic acid ; dl-alpha-hydroxybutyric acid ; a-hydroxybutyric acid ; dl-2-hydroxybutyric acid ; (?à )-2-hydroxybutyric acid ; dl-2-hydroxybutyric acid  ; alpha-hydroxybutyric acid ; dl-2-hydroxy-n-butyric acid ; butanoicacid, 2-hydroxy-, (?à )- ; dl-2-hydroxybutanoic acid ; 2-hydroxy-butanoicacid