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Disperse Orange 25

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Identification
Molecular formula
C24H17Cl2N3O3
CAS number
31482-56-1
IUPAC name
4-(2,5-dichlorophenyl)azo-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
State
State

At room temperature, Disperse Orange 25 is a solid powdery substance.

Melting point (Celsius)
216.00
Melting point (Kelvin)
489.15
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.15
General information
Molecular weight
441.31g/mol
Molar mass
441.3090g/mol
Density
1.4898g/cm3
Appearence

The compound appears as an orange-red powder. It is bright and typically used as a dye, giving a strong, vivid coloration to materials it is applied to.

Comment on solubility

Solubility of 4-(2,5-dichlorophenyl)azo-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide

The solubility of 4-(2,5-dichlorophenyl)azo-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide can be considered to be influenced by several factors:

  • Polarity: This compound features both polar and non-polar functional groups, suggesting a potential for variable solubility in different solvents.
  • Solvent Interaction: It is likely to be soluble in organic solvents such as ethanol or dichloromethane, while exhibiting limited solubility in polar solvents like water.
  • Temperature Dependence: Like many organic compounds, its solubility may increase with temperature.
  • pH Sensitivity: The presence of hydroxyl and carboxamide groups may influence solubility, making it dependent on the pH of the surrounding medium.

In summary, the solubility of this azo compound is not straightforward and can vary based on the solvent environment, temperature, and pH. To truly understand its solubility characteristics, systematic testing in various solvents and conditions would be necessary.

Interesting facts

Interesting Facts about 4-(2,5-Dichlorophenyl)azo-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide

This compound is a fascinating example of a dye that falls under the category of azo compounds. Azo compounds are characterized by the presence of the azo group (–N=N–), which often contributes to vivid colors. In this case, the diverse substitutions on the aromatic rings enhance its complexity and functionality.

Key Features

  • Azo Structure: The azo linkage in this compound provides it with unique electronic properties, making it an excellent candidate for various applications in dyes and pigments.
  • Biological Activity: Many compounds featuring the azo group exhibit interesting biological activities. This particular compound may have potential applications in pharmaceuticals and research due to its interactions at the molecular level.
  • Versatile Substituents: The presence of multiple substituents, such as the dichlorophenyl and methoxyphenyl groups, can significantly affect the compound's properties, such as solubility and reactivity, allowing it to be tailored for specific applications.

Moreover, azo compounds like this one are often used in various industries, from textiles to food coloring. However, due to environmental concerns, the use of certain azo dyes is regulated in many countries. Bearing this in mind, the study of such compounds is not just about their chemical properties but also about their environmental impact and safety considerations.

As chemists explore the properties and potentials of such compounds, the quest for sustainable alternatives remains a significant focus in the field. In the words of a well-known chemist, "Chemistry is the art of problem-solving—every molecule is a canvas waiting to be painted."

In conclusion, 4-(2,5-dichlorophenyl)azo-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide stands out not only for its chemical structure but also for its implications in both industry and research, making it a noteworthy subject of study for chemistry students and professionals alike.

Synonyms
2-Naphthalenecarboxamide, 4-[(2,5-dichlorophenyl)azo]-3-hydroxy-N-(2-methoxyphenyl)-
EINECS 229-104-6
DTXSID0064335
2-Naphthalenecarboxamide, 4-[2-(2,5-dichlorophenyl)diazenyl]-3-hydroxy-N-(2-methoxyphenyl)-
4-[(2,5-dichlorophenyl)azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
2-Naphthalenecarboxamide, 4-((2,5-dichlorophenyl)azo)-3-hydroxy-N-(2-methoxyphenyl)-
2-Naphthalenecarboxamide, 4-(2-(2,5-dichlorophenyl)diazenyl)-3-hydroxy-N-(2-methoxyphenyl)-
4-((2,5-Dichlorophenyl)azo)-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
DTXCID6044222
2-Naphthalenecarboxamide, 4-(2,5-dichlorophenyl)azo-3-hydroxy-N-(2-methoxyphenyl)-
229-104-6
6410-38-4
4-[(2,5-dichlorophenyl)diazenyl]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
SCHEMBL6847590
SCHEMBL21436579
IBVDQFFVBKPVPB-UHFFFAOYSA-N
HY-D0428
CS-0010480
NS00046972