Aspirin also called : acetylsalicylic acid, 5000mt/year Synonyms: aspirin, 2-(acetyloxy)benzoic acid, acetyl salicylic acid, O-acetylsalicylic acid, acetol, acetophen, A.S.A., ASA, acenterine, acetosal, 2-acetoxybenzoic acid, entrophen, rodine, numerous further trade names Use: analgesic, antipyretic Molecular formula: C9H8O4 CAS No: 50-78-2