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Methylene blue

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Identification
Molecular formula
C16H18N3SCl
CAS number
61-73-4
IUPAC name
[7-(dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium
State
State

Methylene blue is typically found in a solid state, specifically as a crystalline powder, at room temperature.

Melting point (Celsius)
100.00
Melting point (Kelvin)
373.00
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
319.85g/mol
Molar mass
319.8530g/mol
Density
1.0000g/cm3
Appearence

Methylene blue appears as a dark green powder. When it is dissolved in water, it forms a deep blue solution.

Comment on solubility

Solubility of [7-(dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium

The compound [7-(dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium, with the chemical formula C16H18N3SCl, exhibits interesting solubility characteristics that can be influenced by various factors, including its ionic nature and structure.

General Solubility Behavior

This compound is expected to be soluble in:

  • Polar solvents: Due to the presence of the ionic ammonium group, it is likely to dissolve well in water and other polar solvents.
  • Organic solvents: Given its organic structure, it may also show varying degrees of solubility in organic solvents such as methanol, ethanol, or acetone.

However, its solubility can also be affected by:

  • Temperature: Higher temperatures can enhance solubility.
  • pH levels: Changes in pH can alter the ionization of the compound, potentially affecting its solubility.

Key Takeaways

In summary, the solubility profile of [7-(dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium is multifaceted and highlights the importance of considering both chemical structure and environmental conditions for effective application and utilization in various settings.

Interesting facts

Interesting Facts about [7-(Dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium

[7-(Dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium is a fascinating compound that belongs to the class of phenothiazine derivatives. Here are some intriguing aspects that underscore its significance:

  • Colorful Chemistry: Phenothiazine derivatives are well-known for their vibrant colors, often exhibiting deep blue or green hues due to their unique electronic structure.
  • Medicinal Applications: Compounds in this class have been used in medicine, particularly as antipsychotic drugs, highlighting the importance of understanding their chemical properties for therapeutic uses.
  • Versatile Reactivity: The presence of the dimethylamino group enhances the nucleophilicity of the compound, allowing it to participate in a variety of chemical reactions, such as electrophilic substitutions.
  • Fluorescent Properties: Many phenothiazine derivatives, including this compound, possess fluorescent characteristics, making them valuable in materials science, particularly in the development of dyes and sensors.
  • Biological Significance: Researchers have found that compounds with similar structures can display bioactivity against a range of organisms, making them of interest in pharmacological studies.

In summary, [7-(Dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium exemplifies how a simple chemical structure can lead to complex properties and applications, especially in fields such as medicinal chemistry, materials science, and biological research. The ongoing study of this compound may lead to further breakthroughs and innovations.

Synonyms
Methylene Blue cation
Methylthioninium
7060-82-4
3,7-bis(dimethylamino)phenothiazin-5-ium
UNII-ZMZ79891ZH
ZMZ79891ZH
[7-(dimethylamino)phenothiazin-3-ylidene]-dimethylazanium
AI3-52463
DTXSID3047009
CHEBI:43830
Phenothiazin-5-ium, 3,7-bis(dimethylamino)-
N-[7-(dimethylamino)-3H-phenothiazin-3-ylidene]-N-methylmethanaminium
Methylthionine chloride
CHEMBL405110
NSC3089
NSC215213
NCGC00167496-01
NCGC00167496-03
methylene-blue
Methylthionine HCl
cid_6099
SCHEMBL109755
CHEMBL191083
DTXCID1027009
METHYLTHIONINIUM [WHO-DD]
RBTBFTRPCNLSDE-UHFFFAOYSA-N
DNDI1417128
BDBM50241461
BDBM50434369
STK391059
STL483851
AKOS001482930
METHYLENE BLUE CHLORIDE HYDRATE
DB08167
NCGC00159445-02
NCGC00159445-03
NCGC00167496-02
SBI-0206846.P001
3,7-bis(dimethylamino)-phenothiazin-5-ium
NS00005759
AB00443236_03
BRD-K16406336-311-01-2
BRD-K16406336-311-02-0
BRD-K54770538-003-14-6
Q27097395
[7-(dimethylamino)phenothiazin-3-ylidene]-dimethyl-ammonium
7-(Dimethylamino)-N,N-dimethyl-3H-phenothiazin-3-iminium
1001913-24-1