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Clinical data | |
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Other names | 2-acetyloxybenzoic acid acetylsalicylate acetylsalicylic acid O-acetylsalicylic acid |
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Routes of administration | Most commonly oral, also rectal. Lysine acetylsalicylate may be given IV or IM |
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Pharmacokinetic data | |
Bioavailability | Rapidly and completely absorbed |
Protein binding | 99.6% |
Metabolism | Hepatic |
Elimination half-life | 300–650 mg dose: 3.1–3.2 h 1 g dose: 5 h 2 g dose: 9 h |
Excretion | Renal |
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Chemical and physical data | |
Formula | C9H8O4 |
Molar mass | 180.157 g/mol g·mol−1 |
3D model (JSmol) | |
Density | 1.40 g/cm3 |
Melting point | 135 °C (275 °F) |
Boiling point | 140 °C (284 °F) (decomposes) |
Solubility in water | 3 mg/mL (20 °C) |
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