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 N=C1SCCN1Cc1ccc(Cl)nc1

InChI InChI=1S/C9H10ClN3S/c10-8-2-1-7(5-12-8)6-13-3-4-14-9(13)11/h1-2,5,11H,3-4,6H2

InChIKey WJLMZDWUGGHQEH-UHFFFAOYSA-N

Molecular Weight

227.72