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 NS(=O)(=O)c1cc(C(=O)Cn2cnc3ccccc32)ccc1Cl

InChI InChI=1S/C15H12ClN3O3S/c16-11-6-5-10(7-15(11)23(17,21)22)14(20)8-19-9-18-12-3-1-2-4-13(12)19/h1-7,9H,8H2,(H2,17,21,22)

InChIKey XXDZSNJTAQNIAQ-UHFFFAOYSA-N

Molecular Weight

349.8