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)c1ccc(C(=O)O)c(Nc2ccccc2C(=O)O)c1

InChI InChI=1S/C16H13NO5/c1-9(18)10-6-7-12(16(21)22)14(8-10)17-13-5-3-2-4-11(13)15(19)20/h2-8,17H,1H3,(H,19,20)(H,21,22)

InChIKey VNDSZOSZZSPPFX-UHFFFAOYSA-N

Molecular Weight

299.28