Synonyms: Butanoicacid, 2-hydroxy-, monosodium salt (9CI); Butyric acid, 2-hydroxy-, monosodiumsalt (8CI); 2-Hydroxybutanoic acid sodium salt; 2-Hydroxybutyric acid sodiumsalt; Butanoic acid, 2-hydroxy-, monosodium salt, (?à)-; Butyric acid, 2-hydroxy-, monosodium salt, DL-;DL-a-Hydroxybutyric acid sodium salt;Sodium (DL)-a-hydroxybutyrate;Sodium (?à)-2-hydroxybutyrate; Sodium2-hydroxybutanoate; Sodium 2-hydroxybutyrate; Sodium a-hydroxybutyrate