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Methylene Blue

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Identification
Molecular formula
C16H18N3SCl
CAS number
61-73-4
IUPAC name
1-[10-(4-amino-2-methyl-quinolin-1-ium-1-yl)decyl]-2-methyl-quinolin-1-ium-4-amine
State
State

At room temperature, methylene blue is typically in the form of a solid, specifically a crystalline powder.

Melting point (Celsius)
100.00
Melting point (Kelvin)
373.00
Boiling point (Celsius)
350.00
Boiling point (Kelvin)
623.00
General information
Molecular weight
319.85g/mol
Molar mass
319.8510g/mol
Density
1.6580g/cm3
Appearence

Methylene blue appears as a dark green crystalline powder, which can form odourless deep blue solutions when dissolved in water.

Comment on solubility

Solubility of 1-[10-(4-amino-2-methyl-quinolin-1-ium-1-yl)decyl]-2-methyl-quinolin-1-ium-4-amine

The solubility of the compound C16H18N3SCl showcases intriguing characteristics due to its complex structure, which includes multiple functional groups. The presence of the quinolinium moiety and the ammonium ion significantly influences its behavior in various solvents. Here are key aspects of its solubility:

  • Solvent Dependency: This compound is expected to exhibit different solubility profiles in polar versus nonpolar solvents. It is likely to be more soluble in polar solvents due to ionic interactions.
  • Hydrophilicity: The quaternary ammonium structure suggests some degree of hydrophilicity, enhancing its solubility in water and other aqueous solutions.
  • Temperature Effect: Solubility may increase with temperature, so one might observe improved dissolution in heated solvents.
  • pH Influence: As an ammonium salt, the solubility can change in response to pH variations, possibly showing higher solubility in acidic conditions.

In summary, the solubility of this quinolinium compound is a complex interplay of its structural components and the nature of the solvent. Understanding its solubility behavior is crucial for applications in biochemical contexts and material science.

Interesting facts

Interesting Facts About 1-[10-(4-amino-2-methyl-quinolin-1-ium-1-yl)decyl]-2-methyl-quinolin-1-ium-4-amine

This compound, a member of the quinoline family, boasts an intriguing architectural structure that highlights its potential utility in various fields. Its complex design incorporates both a long-chain alkyl group and multiple nitrogen-containing aromatic systems, which profoundly affects its chemical properties and biological activities.

Key Highlights:

  • Quinoline Derivatives: Quinoline and its derivatives are well-known in medicinal chemistry, often serving as the backbone for many pharmacologically active compounds. This compound's structure may facilitate interactions with biological targets, making it a candidate for drug development.
  • Biological Relevance: The presence of amino groups increases the compound's potential for activity in biological systems. Compounds with similar structures have been investigated for their antimicrobial, anti-inflammatory, and anticancer properties.
  • Solubility Enhancement: The long alkyl chain may enhance the solubility of this compound in organic solvents, which is crucial for the development of formulations for pharmaceutical applications.
  • Research Applications: The unique structure can be explored in various research domains, including materials science and nanotechnology. Its ability to interact with different substrates can open avenues for the creation of sensors or catalysts.

As stated, "the structure of a molecule holds the key to its function." This compound exemplifies that notion, showcasing the delicate balance between structure and reactivity, leading to vast possibilities in scientific exploration.

In summary, 1-[10-(4-amino-2-methyl-quinolin-1-ium-1-yl)decyl]-2-methyl-quinolin-1-ium-4-amine is not just a chemical entity but a promising material for future research, with potential applications across various fields in science and medicine. The journey of studying such compounds often leads to unexpected discoveries, making them a cornerstone of modern chemistry.

Synonyms
dequalinium
6707-58-0
Dequadin
Dequalinium cation
Sorot
Dequalinium Diacetate
dequaliniumchloride
UNII-E7QC7V26B8
Dequavagyn
Labosept
E7QC7V26B8
CHEBI:41872
1-[10-(4-amino-2-methylquinolin-1-ium-1-yl)decyl]-2-methylquinolin-1-ium-4-amine
Diacetate, Dequalinium
DEQUALINIUM [WHO-DD]
DTXSID4046941
Dekadin
Dequavet
Oralgol
Rumilet
Sanoral
Sentril
Ivazil
GNF-Pf-5483
Dequadin chloride
Dequalin chloride
Quinolinium, 1,1'-(1,10-decanediyl)bis(4-amino-2-methyl-
1,1'-DECAMETHYLENEBIS(4-AMINOQUINALDINIUM)
DEQ
1,1'-decane-1,10-diylbis(4-amino-2-methylquinolinium)
1,1'-(Decane-1,10-diyl)bis(4-amino-2-methylquinolin-1-ium)
CHEMBL121663
1-[10-(4-Amino-2-methyl-quinolin-1-yl)decyl]-2-methyl-quinolin-4-amine dichloride
Dichloride, Dequalinium
NCGC00015339-02
CAS-522-51-0
Decamethylenebis(4-aminoquinaldinium chloride)
Dequqlinium
1-(10-(4-amino-2-methylquinolin-1-ium-1-yl)decyl)-2-methylquinolin-1-ium-4-amine
1,1'-(1,10-Decanediyl)bis(4-amino-2-methylquinolinium)
Spectrum_000151
Tocris-0674
starbld0000847
Prestwick0_000388
Prestwick1_000388
Prestwick2_000388
Prestwick3_000388
Spectrum2_000650
Spectrum4_000757
Spectrum5_001086
Lopac-D-3768
NCIMech_000681
Efisol (*dichloride salt*)
Evazol (*dichloride salt*)
Lopac0_000338
BSPBio_000575
Erosept (*dichloride salt*)
KBioGR_001114
KBioSS_000631
Decamine (*dichloride salt*)
Dequadin (*dichloride salt*)
DivK1c_000752
Grocreme (*dichloride salt*)
SCHEMBL149457
SPBio_000659
SPBio_002496
BPBio1_000633
CHEMBL333826
GTPL2313
DTXCID2026941
KBio1_000752
KBio2_000631
KBio2_003199
KBio2_005767
NINDS_000752
PCSWXVJAIHCTMO-UHFFFAOYSA-P
1-[10-(4-amino-2-methylquinolyl)decyl]-2-methyl-4-quinolylamine
BDBM50048403
CCG-35859
STL483403
STL483697
AKOS024284388
DB04209
1-[10-(4-amino-2-methyl-quinolin-1-ium-1-yl)decyl]-2-methyl-quinolin-1-ium-4-amine
IDI1_000752
QTL1_000029
NCGC00015339-01
NCGC00015339-03
NCGC00015339-04
NCGC00015339-05
NCGC00015339-07
NCGC00015339-08
NCGC00015339-12
NCGC00024723-01
NCGC00024723-02
NCI60_001298
SBI-0050326.P003
NS00008690
BRD-K77685957-300-01-8
BRD-K77685957-300-08-3
BRD-K77685957-300-09-1
1, {10-Decamethylenebis[4-aminoquinaldinium} chloride]
Quinaldinium, 1,1'-decamethylenebis[4-amino]- dichloride
1,1'-decane-1,10-diylbis(2-methylquinolin-4(1H)-iminium)
Quinolinium, 1,1'-(1, {10-decanediyl)bis[4-amino-2-methyl-,} dichloride
1,1''-(Deca-4,6-diyne-1,10-diyl)bis(4-amino-2-methylquinolinium) Diiodide Hydrate
1-[10-(4-amino-2-methyl-1-quinoliniumyl)decyl]-2-methyl-4-quinoliniumamine
1-[10-(4-amino-2-methyl-1-quinoliniumyl)decyl]-2-methyl-4-quinoliniumamine dichloride
1-[10-(4-amino-2-methyl-1-quinoliniumyl)decyl]-2-methyl-4-quinoliniumamine(Deq)
1-[10-(4-amino-2-methyl-1-quinoliniumyl)decyl]-2-methyl-4-quinoliniumamine(dequalinium)
1-(10-(4-Amino-2-methyl-1lambda~5~-quinolin-1-yl)decyl)-2-methyl-1lambda~5~-quinolin-4-ylamine dichloride
1-[10-(4-amino-2-methyl-1-quinoliniumyl)decyl]-2-methyl-4-quinoliniumamine dichloride ; Dequalinium
DQ+