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 Cc1cc(C(=O)O)cc2c1C(=O)c1ccccc1C2=O

InChI InChI=1S/C16H10O4/c1-8-6-9(16(19)20)7-12-13(8)15(18)11-5-3-2-4-10(11)14(12)17/h2-7H,1H3,(H,19,20)

InChIKey WZPFDHLZRYNACN-UHFFFAOYSA-N

Molecular Weight

266.25