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 N[C@@H](Cn1c2c(c(=O)[nH]c1=O)CSC2)C(=O)O

InChI InChI=1S/C9H11N3O4S/c10-5(8(14)15)1-12-6-3-17-2-4(6)7(13)11-9(12)16/h5H,1-3,10H2,(H,14,15)(H,11,13,16)/t5-/m0/s1

InChIKey PETHBUJXGHVGGK-YFKPBYRVSA-N

Molecular Weight

257.27