RAO, L. Hanmanth; PADMA, Mogili; SAXENA, Abhishek Shankar; KARNATI, Srinu. Synthesis and Characterisation of Critical Impurities in Ampicillin Trihydrate: N-Formyl Ampicilloic Acid and D-Phenylglycylampicillin. Asian Journal of Chemistry, [S. l.], v. 38, n. 2, p. 517–521, 2026. DOI: 10.14233/ajchem.2026.35101. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/38_2_25. Acesso em: 2 feb. 2026.