Abstract The excessive calpain activation causes serious cellular damage or even cell death in neurological disorders such as stroke and Alzheimer's disease. Oxidative stress has also been implicated in the initiation or progression of neurodegenerative diseases. In the present studies, a series of cinnamoyl ketoamides 4a–4j were synthesized as hybrid structures of antioxidants and calpain inhibitors. Cinnamoyl ketoamides, possessing an ...