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 CCc1c(C(=O)OC)[nH]cc2nc3cc(OC)c(OC)cc3c1-2

InChI InChI=1S/C17H18N2O4/c1-5-9-15-10-6-13(21-2)14(22-3)7-11(10)19-12(15)8-18-16(9)17(20)23-4/h6-8,18H,5H2,1-4H3

InChIKey MZTRNWROWIGTRB-UHFFFAOYSA-N

Molecular Weight

314.34