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 Cc1ccccc1NC(=N)Nc1ccccc1C

InChI InChI=1S/C15H17N3/c1-11-7-3-5-9-13(11)17-15(16)18-14-10-6-4-8-12(14)2/h3-10H,1-2H3,(H3,16,17,18)

InChIKey OPNUROKCUBTKLF-UHFFFAOYSA-N

Molecular Weight

239.32