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(=O)c3ccc(Cl)cc3oc2c1

InChI InChI=1S/C14H7ClO4/c15-8-2-4-10-12(6-8)19-11-5-7(14(17)18)1-3-9(11)13(10)16/h1-6H,(H,17,18)

InChIKey IQMAXXLRMXXMHZ-UHFFFAOYSA-N

Molecular Weight

274.66