Product Name Oxiracetam English Name oxiracetam Alias (S)-Oxiracetam CAS RN 62613-82-5;88929-35-5 EINECS No. Molecular Formula C₆H₁₀N₂O₃ Molecular Weight 158.1552 Dangerous Mark Xi:Irritant Risk Terminology R36/38; Safety Terminology S26; S36; Properties Use Used in senile cerebral insufficient psychosyndrome, etc.