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 CC(=O)N1N=C(c2ccccc2O)CC1c1ccccc1C

InChI InChI=1S/C18H18N2O2/c1-12-7-3-4-8-14(12)17-11-16(19-20(17)13(2)21)15-9-5-6-10-18(15)22/h3-10,17,22H,11H2,1-2H3

InChIKey KCLRYBUQDOZUTL-UHFFFAOYSA-N

Molecular Weight

294.35