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(NCCCCc1ccccc1)n1cnc2ccccc21

InChI

InChI=1S/C18H19N3O/c22-18(21-14-20-16-11-4-5-12-17(16)21)19-13-7-6-10-15-8-2-1-3-9-15/h1-5,8-9,11-12,14H,6-7,10,13H2,(H,19,22)

InChIKey GVYLBEIMGTYIHI-UHFFFAOYSA-N

Molecular Weight

293.37