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 C[C@@H]1CNc2c(cnc3sc4c(=O)n(-c5ccc(Cl)cc5)cnc4c23)O1

InChI

InChI=1S/C18H13ClN4O2S/c1-9-6-20-14-12(25-9)7-21-17-13(14)15-16(26-17)18(24)23(8-22-15)11-4-2-10(19)3-5-11/h2-5,7-9,20H,6H2,1H3/t9-/m1/s1

InChIKey LFUPTQIEOBBAJE-SECBINFHSA-N

Molecular Weight

384.85