1428008
USP
Methylene blue
United States Pharmacopeia (USP) Reference Standard
Synonym(s):
3,7-bis(Dimethylamino)phenazathionium chloride, Tetramethylthionine chloride
About This Item
Recommended Products
manufacturer/tradename
USP
application(s)
pharmaceutical (small molecule)
SMILES string
CN(C)C1=CC=C2C(SC(C3=N2)=CC(C=C3)=[N+](C)C)=C1.[H]O[H].[Cl-]
InChI
1S/C16H18N3S.ClH.H2O/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;1H;1H2/q+1;;/p-1
InChI key
WQVSELLRAGBDLX-UHFFFAOYSA-M
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General description
For further information and support please go to the website of the issuing Pharmacopoeia.
Application
- Methylene blue as a redox indicator: Recent research has highlighted the application of methylene blue as a redox indicator in radiation-assisted assembly of nanomolybdenum-functionalized covalent organic frameworks, offering advancements in the synthesis and application of these materials for enhanced catalytic performance (Zhang et al., 2024).
- Methylene blue for photocatalytic reduction: A novel approach in the synthesis of nickel oxide has been utilized to explore methylene blue′s role in photocatalytic reduction, demonstrating its potential in environmental applications to degrade pollutants efficiently (Baytar, 2024).
- Methylene blue in antimicrobial activities: This dye′s application extends to bioactive contexts, where it has been used to enhance the antimicrobial properties of enzymes immobilized on green synthesized magnetic nanoparticles, providing a multifunctional approach to bioengineering (Fahim et al., 2024).
- Methylene blue in enzymatic dye decolorization: The compound also plays a role in the decolorization of dyes, leveraging its properties in bioremediation studies focused on the bioactive and enzymatic potential of marine fungi, highlighting its utility in marine environmental management (Wong Chin et al., 2024).
Analysis Note
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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