Methylene Blue Cation
A cation form of methylene blue with the same therapeutic properties. A medication with multiple uses, including treatment of methemoglobinemia (a condition where blood cannot carry enough oxygen) and as a dye for surgical mapping.
Molecular Weight
284.4000 g/mol
LogP
2.20
TPSA
43.90 Ų
Lipinski RO5
Pass
Therapeutic Areas
Pharmacokinetics (PK)
Pharmacodynamics (PD)
2D Structure
Cite this structure
Embed this structure
SMILES
CN(C)c1ccc2nc3ccc(=[N+](C)C)cc-3sc2c1
InChI
InChI=1S/C16H18N3S/c1-18(2)11-5-7-13-15(9-11)20-16-10-12(19(3)4)6-8-14(16)17-13/h5-10H,1-4H3/q+1
Molecular Formula
C16H18N3S+
HBD / HBA
- / 3
Rotatable Bonds
1
Heavy Atoms
20
No targets recorded
Target interaction data is not yet available for this drug.
No interactions recorded
Drug interaction data is not yet available for this compound.
No side effects recorded
Side effect data is not yet available for this drug.
Frequently Asked Questions
A cation form of methylene blue with the same therapeutic properties. A medication with multiple uses, including treatment of methemoglobinemia (a condition where blood cannot carry enough oxygen) and as a dye for surgical mapping.
Yes, Methylene Blue Cation is an approved drug. It has reached clinical phase 4. It is classified as a Small molecule.
References & Data Sources
- ChEMBL — European Bioinformatics Institute (EBI). CHEMBL191083. Open-access bioactivity database.
- PubChem — National Center for Biotechnology Information (NCBI). CID 4139. Chemical information database.
Data aggregated from publicly available pharmacological databases. Last updated 2026-03-28.
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