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 O=c1c2ccccc2[se]n1CCN1CCOCC1

InChI InChI=1S/C13H16N2O2Se/c16-13-11-3-1-2-4-12(11)18-15(13)6-5-14-7-9-17-10-8-14/h1-4H,5-10H2

InChIKey LGLOPWIQZGBWRF-UHFFFAOYSA-N

Molecular Weight

311.24