Amoxicillin
| Amoxicillin | |
|---|---|
 |
| Salts [] | |
|---|---|
| Sodium Amoxicillin | |
| Molecular structure via molpic based on CDK |
| Rotamer [] | |
|---|---|
| Conformer structure via 3Dmol.js |
| Physical properties [] | |
|---|---|
| Molecular mass | 365.4 g/mol [1] |
| Appearance | Crystals from water [1] |
| Odor | Penicillin-type odor [1] |
| Taste | Bitter tasting [1] |
| Melting point | 194 °C [1] |
| Solubility | Soluble in water [1] |
| Predicted LogP | -2 [1] |
| Structural Identifiers [] | |
|---|---|
| Molecular formula | C16H19N3O5S [1] |
| IUPAC name | (2S,5R,6R)-6-[[(2R)-2-amino-2-(4-hydroxyphenyl)acetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid [1] |
| SMILES | CC1([C@@H](N2[C@H](S1)[C@@H](C2=O)NC(=O)[C@@H](C3=CC=C(C=C3)O)N)C(=O)O)C [1] |
| InChI | InChI=1S/C16H19N3O5S/c1-16(2)11(15(23)24)19-13(22)10(14(19)25-16)18-12(21)9(17)7-3-5-8(20)6-4-7/h3-6,9-11,14,20H,17H2,1-2H3,(H,18,21)(H,23,24)/t9-,10-,11+,14-/m1/s1 [1] |
| InChIKey | LSQZJLSUYDQPKJ-NJBDSQKTSA-N [1] |
| Pharmacokinetics[] | |
|---|---|
| Elimination half-life | 61.3 minutes (~1 hour) |
Amoxicillin (also known as Amoxicillin, Amoxycillin, Amoxicillin anhydrous, Amoxicilline, Amopenixin, p-Hydroxyampicillin, Amoxil, Amoxicilina, Amolin or Moxal) is a antibiotic substance of the amino acid class.
Chemistry
Salts []
Amoxicillin is typically found in the form of its sodium salt.
Stereochemistry []
Amoxicillin is a absolute mixture.
Pharmacology
ATC Classification
In the antiinfectives for systemic use (J) amoxicillin actsSubjective effects []
| emily / Amoxicillin [] | |
|---|---|
Routes:
| |
Legal status []
- Australia: Amoxicillin is a S4 substance.
- Canada: Amoxicillin is a prescription only substance.
- United Kingdom: Amoxicillin is a prescription only substance.[3]
- United States: Amoxicillin is a prescription only substance.
See also []
External links []
References []
National Center for Biotechnology Information. PubChem Compound Summary for CID 33613, Amoxicillin. Accessed April 24, 2026. https://pubchem.ncbi.nlm.nih.gov/compound/33613
U.S. Food and Drug Administration; National Center for Advancing Translational Sciences. Amoxicillin. UNII: 9EM05410Q9. Global Substance Registration System. Accessed April 24, 2026. https://gsrs.ncats.nih.gov/ginas/app/beta/substances/9EM05410Q9
Amoxil Vials for Injection 500mg - Summary of Product Characteristics (SmPC). November 4, 2021. Accessed April 24, 2026. https://www.medicines.org.uk/emc/product/94/smpc