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Neutral Red

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Identification
Molecular formula
C15H17N4Cl
CAS number
553-24-2
IUPAC name
1,8-dimethyl-5-phenyl-phenazin-5-ium-2,7-diamine
State
State

At room temperature, Neutral Red typically exists as a solid in the form of crystalline powder.

Melting point (Celsius)
290.00
Melting point (Kelvin)
563.15
Boiling point (Celsius)
450.00
Boiling point (Kelvin)
723.15
General information
Molecular weight
288.78g/mol
Molar mass
288.8010g/mol
Density
1.2760g/cm3
Appearence

Neutral Red appears as a green crystalline powder or dark green crystals with a metallic sheen. It is bright red when dissolved and typically used in biological applications as a stain.

Comment on solubility

Solubility of 1,8-dimethyl-5-phenyl-phenazin-5-ium-2,7-diamine

The solubility of 1,8-dimethyl-5-phenyl-phenazin-5-ium-2,7-diamine can be influenced by various factors, including the structure of the molecule and the nature of the solvent used. The compound, being a phenazin derivative, exhibits interesting solubility characteristics:

  • Polarity: The extent of polarity in the molecule can greatly affect solubility. With multiple functional groups, polar solvents like water may show limited solubility.
  • Solvent Interaction: This compound may be more soluble in nonpolar or weakly polar organic solvents such as chloroform or dimethyl sulfoxide (DMSO).
  • pH Effect: The solubility might also vary with pH, potentially leading to different solubility behaviors under acidic or basic conditions.
  • Temperature Influence: As with many compounds, increased temperature could enhance solubility by increasing molecular movement, allowing for better interaction with the solvent.

Although exact solubility data might be sparse, it is essential to conduct empirical testing under varying conditions to determine optimal solubility characteristics. As a general principle, “Like dissolves like” can often serve as a guide when predicting solubility outcomes.

Interesting facts

Interesting Facts about 1,8-Dimethyl-5-phenyl-phenazin-5-ium-2,7-diamine

This remarkable compound, a member of the phenazine family, has intrigued chemists due to its rich structural complexity and its applications in various fields. Here are some engaging insights:

  • Structure and Stability: The distinct arrangement of its phenazine core allows for enhanced stability and reactivity, making it a prime candidate in photophysical applications.
  • Fluorescent Properties: Many phenazine derivatives, including this one, exhibit intriguing fluorescent characteristics, which are useful in probing biological systems using fluorescence microscopy.
  • Potential in Electronics: Research suggests that compounds like 1,8-dimethyl-5-phenyl-phenazin-5-ium-2,7-diamine could be utilized in organic electronics, potentially leading to more efficient devices.
  • Biological Activity: There has been considerable interest in the biological implications of this compound, with studies indicating potential roles in antitumor and antimicrobial activities, which opens doors for pharmaceutical applications.
  • Versatile Chemical Reactions: The presence of multiple functional groups facilitates diverse chemical reactions, offering a multitude of synthetic pathways for the production of related complex molecules.

As one delves deeper into the realm of this compound, it becomes evident that the study of 1,8-dimethyl-5-phenyl-phenazin-5-ium-2,7-diamine is not just an academic exercise, but rather a gateway to potential innovations across chemistry and biotechnology. With its multifaceted characteristics, this compound exemplifies the intersection of creativity and science, a true testament to the wonders of chemistry.