{"slug":"small-molecule-drugs","title":"List of small-molecule drugs","shortTitle":"Small-molecule drugs","description":"A curated list of widely known small-molecule drugs with structures, identifiers, and clinical-source cross references.","seoTitle":"List of small-molecule drug compounds","seoDescription":"Browse a small-molecule drugs list with formulas, SMILES, PubChem IDs, ChEMBL IDs, FDA source notes, and downloadable CSV/JSON data.","keywords":["list of small molecule drugs","small molecule drugs list","drug molecules list","list of drug molecules","medicine molecule list","pharmaceutical molecules list"],"aliases":["list-of-small-molecule-drugs","small-molecule-drugs-list","drug-molecules-list","list-of-drug-molecules","medicine-molecule-list","pharmaceutical-molecules-list"],"updatedAt":"2026-05-02","audience":"Drug discovery users who want reusable examples for descriptors, filtering, docking preparation, ADMET, and identifier mapping.","methodology":"ChEMBL is the molecule and bioactivity backbone; PubChem supplies compound identifiers and structures. FDA Drugs@FDA, Orange Book, and RxNorm should be used to validate approval status and clinical naming for expanded releases.","expansionPlan":"Expand into approved, withdrawn, investigational, and clinical-phase filters. Avoid DrugBank as a redistribution source unless licensing is reviewed because its downloadable datasets are account-gated and non-commercial for academic access.","sources":[{"name":"ChEMBL","url":"https://www.ebi.ac.uk/chembl/","role":"Manually curated bioactive and drug-like molecule data, including drug status and ChEMBL identifiers.","licenseNote":"ChEMBL is distributed under Creative Commons Attribution-ShareAlike 3.0."},{"name":"PubChem","url":"https://pubchem.ncbi.nlm.nih.gov/","role":"Canonical compound identifiers, names, formulas, structures, SMILES, and downloadable compound records.","licenseNote":"NCBI places no restrictions on PubChem data, though original submitters may retain rights in submitted records."},{"name":"FDA Drugs@FDA","url":"https://www.fda.gov/drugs/drug-approvals-and-databases/drugsfda-data-files","role":"Official FDA application, product, ingredient, and marketing-status data for approved drug products."},{"name":"FDA Orange Book","url":"https://www.fda.gov/drugs/drug-approvals-and-databases/orange-book-data-files","role":"Approved drug products, active ingredients, application numbers, RLD/RS flags, and therapeutic equivalence context."},{"name":"RxNorm","url":"https://www.nlm.nih.gov/research/umls/rxnorm/docs/rxnormfiles.html","role":"Normalized clinical drug names and prescribable medication vocabulary."},{"name":"RDKit","url":"https://www.rdkit.org/","role":"Derived descriptors such as molecular weight, LogP, TPSA, hydrogen-bond counts, and canonicalized structures."}],"columns":[{"key":"name","label":"Name"},{"key":"formula","label":"Formula"},{"key":"category","label":"Drug status"},{"key":"smiles","label":"SMILES"},{"key":"pubchemCid","label":"PubChem CID"},{"key":"chemblId","label":"ChEMBL ID"},{"key":"sourceIds","label":"Source IDs"},{"key":"notes","label":"Notes"}],"rows":[{"id":"aspirin","name":"Aspirin","formula":"C9H8O4","category":"Approved small-molecule 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