API reference

Methylene blue

CAS number
61-73-4
Molecular formula
C16H18ClN3S
Molecular weight
319.9 g/mol
Methylene blue — 2D structure
2D structure (PubChem)

About this molecule

Methylene blue is an oxidation-reduction agent. The intravenous form of methylene blue is approved by the FDA for the treatment of pediatric and adult patients with acquired methemoglobinemia. Historically, it has been widely used in Africa to treat malaria, but now it disappeared when chloroquine (CQ) and other drugs entered the market. Its use as an urinary tract antiseptic has also been investigated. Methylthioninium chloride (INN, or methylene blue, proposed trade name Rember) is an investigational drug being developed by the University of Aberdeen and TauRx Therapeutics that has been shown in early clinical trials to be an inhibitor of Tau protein aggregation. The drug is of potential interest for the treatment of patients with Alzheimer's disease.

Source: DrugBank, via PubChem.

Identifiers

IUPAC name
[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium chloride
InChIKey
CXKWCBBOMKCUKX-UHFFFAOYSA-M
SMILES
CN(C)C1=CC2=C(C=C1)N=C3C=CC(=[N+](C)C)C=C3S2.[Cl-]
Other CAS numbers recorded
105504-42-5 · 12262-49-6 · 152071-32-4 · 97130-83-1
PubChem CID
6099

Also known as

methylene blue · Basic blue 9 · Methylthioninium chloride · Solvent blue 8 · Swiss Blue · Chromosmon · C.I. Basic Blue 9 · Methylene Blue anhydrous

Chemical data on this page is drawn from PubChem (National Library of Medicine) and is provided for identification only. Hanpars does not hold stock of every substance listed; availability, grade, documentation and regulatory status are confirmed per enquiry.

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