Identifier Cleaner

Convert between SMILES, InChI, InChIKey, and compound names. Supports PubChem name resolution as a fallback when the input is a common drug name.

Example: aspirin → CC(=O)Oc1ccccc1C(=O)O

Free Research Context Use this tool freely, then open the research home or demo workspace when you want project context.

Research home Demo workspace

Canonical SMILES COc1ccc2nc(O)c(-c3noc(-c4ccccc4)n3)cc2c1

InChI InChI=1S/C18H13N3O3/c1-23-13-7-8-15-12(9-13)10-14(17(22)19-15)16-20-18(24-21-16)11-5-3-2-4-6-11/h2-10H,1H3,(H,19,22)

InChIKey BRKAIFLXINCNLS-UHFFFAOYSA-N

Molecular Weight

319.32