Ferrocene-containing tetrahydropyrazolopyrazolones: Antioxidant and antimicrobial activity

A series of new ferrocenes (5‑aryl‑6‑ferrocenoyltetrahydropyrazolo[1,2‑a]pyrazol‑1(5H)-ones) is characterized in a terms of examination of their biological activities. Synthesized compounds exhibited excellent antioxidant properties, and in some cases antibacterial and antifungal activity.90