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 CCCc1cc2c3c(N)nc(N)nc3ccc2n1CC

InChI InChI=1S/C15H19N5/c1-3-5-9-8-10-12(20(9)4-2)7-6-11-13(10)14(16)19-15(17)18-11/h6-8H,3-5H2,1-2H3,(H4,16,17,18,19)

InChIKey KILCZWIPJDHLKS-UHFFFAOYSA-N

Molecular Weight

269.35