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)Cc1cc(O)ccc1Nc1c(Cl)cccc1Cl

InChI InChI=1S/C14H11Cl2NO3/c15-10-2-1-3-11(16)14(10)17-12-5-4-9(18)6-8(12)7-13(19)20/h1-6,17-18H,7H2,(H,19,20)

InChIKey VNQURRWYKFZKJZ-UHFFFAOYSA-N

Molecular Weight

312.15