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Methylene Blue

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Identification
Molecular formula
C16H18BrClN3S
CAS number
7220-79-3
IUPAC name
trimethyl-(1-methyl-2-oxo-2-phenothiazin-10-yl-ethyl)ammonium;bromide
State
State

At room temperature, methylene blue exists as a solid in the form of a dark green powder or crystals. It is soluble in water and provides a blue aqueous solution.

Melting point (Celsius)
100.00
Melting point (Kelvin)
373.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
319.85g/mol
Molar mass
373.9000g/mol
Density
1.2780g/cm3
Appearence

Methylene Blue appears as a solid that is a dark green powder. When dissolved in water or alcohol, it yields a deep blue solution. It demonstrates metachromasia, indicating a color change when bound to different substances, typically seen as a blue color, though it can also appear green under particular conditions.

Comment on solubility

Solubility of Trimethyl-(1-methyl-2-oxo-2-phenothiazin-10-yl-ethyl)ammonium Bromide

The solubility characteristics of trimethyl-(1-methyl-2-oxo-2-phenothiazin-10-yl-ethyl)ammonium bromide can be quite intriguing, due to its complex structure which influences its interaction with solvents.

In general, the solubility of this compound can be classified as follows:

  • Polar Solvents: This compound is likely to exhibit good solubility in polar solvents such as water, due to the presence of the quaternary ammonium group which enhances ionic interactions.
  • Non-Polar Solvents: Conversely, its solubility in non-polar solvents might be considerably lower due to the hydrophilic nature of the ammonium group, presenting a challenge when trying to dissolve it in such media.
  • Temperature Dependence: It's important to note that solubility can also be temperature-dependent; generally, increasing temperature may lead to an increased solubility for many ionic compounds.

In summary, the solubility of trimethyl-(1-methyl-2-oxo-2-phenothiazin-10-yl-ethyl)ammonium bromide is significantly influenced by its functional groups and the nature of the solvent. As such, it is imperative to consider these factors in practical applications and experimental setups.

Interesting facts

Interesting Facts about Trimethyl-(1-methyl-2-oxo-2-phenothiazin-10-yl-ethyl)ammonium Bromide

This fascinating compound, often abbreviated as TMOTB, belongs to a class of compounds known as quaternary ammonium salts. It exhibits a unique structure that provides a variety of chemical properties and potential applications. Here are some key highlights:

  • Quaternary Ammonium Salts: TMOTB features a nitrogen atom that is bonded to four alkyl groups, which classify it as a quaternary ammonium compound. This structure is significant in the way it interacts with other molecules.
  • Biological Relevance: Compounds like TMOTB have drawn attention in pharmaceutical science. They may possess properties that enhance their bioavailability or target specific biological pathways.
  • Dye and Staining Agent: The phenothiazine core is known for its use in dyes and staining applications. TMOTB could potentially be used in various industries for coloring purposes, showcasing its versatility.
  • Cationic Properties: Being cationic in nature, TMOTB exhibits antimicrobial properties, which can be critical in the formulation of disinfectants or preservatives.

As highlighted by esteemed chemists, "The versatility of quaternary ammonium compounds continues to open new avenues in research and application, particularly in antimicrobial textiles and pharmaceuticals." With ongoing studies into its electrical properties and mechanisms of action, TMOTB illustrates the depth and complexity of organic chemistry. Its multifaceted interactions and applications indicate that this compound may play a noteworthy role in future scientific advancements.


Synonyms
Secergan
298-48-6
Astra 1470
Phenthimentonium bromide
(1-(10-Phenothiazinylcarbonyl)ethyl)trimethylammonium bromide
YEV5Y7RD0L
10-(2-Dimethylaminopropionyl) phenothiazine methobromide
NSC-40034
UNII-YEV5Y7RD0L
NSC 40034
[1-(10-Phenothiazinylcarbonyl)ethyl]trimethylammonium bromide
10H-Phenothiazine-10-ethanaminium, N,N,N,alpha-tetramethyl-beta-oxo-, bromide
AMMONIUM, (1-(10-PHENOTHIAZINYLCARBONYL)ETHYL)TRIMETHYL-, BROMIDE
ASTRA-1470
DTXSID401043376
NSC40034
Ammonium, trimethyl(1-(phenothiazin-10-ylcarbonyl)ethyl)-, bromide
10-(2-DIMETHYLAMINOPROPIONYL)PHENOTHIAZINE METHOBROMIDE
10H-Phenothiazine-10-ethanaminium,N,N,.alpha.-tetramethyl-.beta.-oxo-, bromide
10H-PHENOTHIAZINE-10-ETHANAMINIUM, N,N,N,.ALPHA.-TETRAMETHYL-.BETA.-OXO-, BROMIDE (1:1)