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 COC(=N)NS(=O)(=O)c1ccc(N)cc1

InChI InChI=1S/C8H11N3O3S/c1-14-8(10)11-15(12,13)7-4-2-6(9)3-5-7/h2-5H,9H2,1H3,(H2,10,11)

InChIKey XEWOYPCUJLHNCP-UHFFFAOYSA-N

Molecular Weight

229.26