Ampicillin(Piperacillin EP Impurity A, Sultamicillin EP Impurity C) CAS No:69-53-4 ||Chemical Formula:C16H19N3O4S ||Molecular Weight:349.40500 ||Exact Mass:349.……
CAS No:49841-96-5||Chemical Formula:C16H19N3O4S||Molecular Weight:349.40500||Exact mass:349.10963||(4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazol……
CAS No:N/A||Chemical Formula:C16H19N3O4S||Molecular Weight:349.40500||Exact mass:349.10963||(4S)-2-(3,6-dioxo-5-phenylpiperazin-2-yl)-5,5-dimethylthiazolidine-4……