On June 23, 2016, Ombrato, Rosella; Garofalo, Barbara; Mangano, Giorgina; Capezzone de Joannon, Alessandra; Corso, Gaia; Cavarischia, Claudia; Furlotti, Guido; Iacoangeli, Tommaso published a patent.Formula: C11H9NO3 The title of the patent was Antibacterial compounds having broad spectrum of activity. And the patent contained the following:
The present invention relates to novel antibacterial compounds, I (R1 = H, halo, OH, C1-3 alkyl, C1-3 alkoxy, C1-3 alkyl-OH, carboxy, amido, etc.; L1 σ-bond, CH2, O, NH, etc.; Y = C1-6 alkylenyl, NH-C1-6 alkylenyl, C4-5 cycloaklenyl, etc.; L2 = σ-bond, NH, NH-C1-6 alkylenyl, etc.,; A = fused bicyclic group, etc.; B = fused bicyclic or tricyclic functional group, etc.; G1, G2 = CH, N, etc.), pharmaceutical compositions containing them and their use as antimicrobials. The experimental process involved the reaction of 2-(Oxiran-2-ylmethyl)isoindoline-1,3-dione(cas: 5455-98-1).Formula: C11H9NO3
The Article related to piperazine chromene derivative preparation antibacterial activity, Heterocyclic Compounds (More Than One Hetero Atom): Pyrazines and Quinoxalines (Including Piperazines) and other aspects.Formula: C11H9NO3
Referemce:
Amide – Wikipedia,
Amide – an overview | ScienceDirect Topics