GET /compound/inchikey/{inchikey}/cids
Summary: Get CIDs by InChIKey
Operation ID: getCIDsByInChIKey
Auth: none
Operation ID: getCIDsByInChIKey
Auth: none
Description
Search for compounds by their InChIKey.
Parameters (1)
inchikey
(string, path, required)
InChIKey (27-character hash)
Examples (3)
| Title | Type | URL | Action |
|---|---|---|---|
| Get CID for Aspirin by InChIKey | curl |
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/inchikey/BSYNRYMUTXBXSQ-UHFFFAOYSA-N/cids |
|
| Get CID for Caffeine by InChIKey | curl |
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/inchikey/RYYVLZVUVIJVGH-UHFFFAOYSA-N/cids |
|
| Get CID for Glucose by InChIKey | curl |
https://pubchem.ncbi.nlm.nih.gov/rest/pug/compound/inchikey/WQZGKKKJIJFFOK-GASJEMHNSA-N/cids |
Probe History
Status Codes
| Time | Status | Latency | Size |
|---|---|---|---|
| 2026-03-23 10:24:02.169916 | 200 | 522ms | |
| 2026-03-23 10:21:52.226338 | 200 | 355ms | |
| 2026-03-23 09:27:02.152353 | 200 | 442ms |
Response Changes
| When | Old | New |
|---|---|---|
| 2026-03-23 10:21:52.226338 | 58a01255f2d6 |
217350bd2700 |
| 2026-03-23 10:24:02.169916 | 217350bd2700 |
17a6de743e46 |