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 Nc1ccc(/C=C2\CCCN=C2c2cccnc2)cc1

InChI InChI=1S/C17H17N3/c18-16-7-5-13(6-8-16)11-14-3-2-10-20-17(14)15-4-1-9-19-12-15/h1,4-9,11-12H,2-3,10,18H2/b14-11+

InChIKey WKIKOLZQZBUNSZ-SDNWHVSQSA-N

Molecular Weight

263.34