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=C(O)c1ccc2c(c1)C(=O)c1c(Cl)c(Cl)c(Cl)c(Cl)c1C2=O

InChI InChI=1S/C15H4Cl4O4/c16-9-7-8(10(17)12(19)11(9)18)14(21)6-3-4(15(22)23)1-2-5(6)13(7)20/h1-3H,(H,22,23)

InChIKey VCEQTPJIVOSEJJ-UHFFFAOYSA-N

Molecular Weight

390.01