Piracetam–CAS: 7491-74-9 Piracetam–MF: C6H10N2O2 Piracetam–MW: 142.16 Piracetam–EINECS: 231-312-7 Piracetam–Chemical Properties White Solid Piracetam–Usage antinauseant Piracetam–Usage: Biological Activity Nootropic that displays cognitive enhancing properties. Proposed to enhance neurotransmission via modulation of ion flux; potentiates Na + influx through AMPA receptors. Facilitates efficiency of cholinergic neurotransmission at muscarinic receptors.