Skip to main content

Disperse Orange 25

ADVERTISEMENT
Identification
Molecular formula
C25H21N3O4
CAS number
31482-56-1
IUPAC name
4-(4-carbamoylphenyl)azo-N-(2-ethoxyphenyl)-3-hydroxy-naphthalene-2-carboxamide
State
State

The compound is a solid at room temperature.

Melting point (Celsius)
191.00
Melting point (Kelvin)
464.00
Boiling point (Celsius)
570.00
Boiling point (Kelvin)
843.00
General information
Molecular weight
409.45g/mol
Molar mass
409.4100g/mol
Density
1.4120g/cm3
Appearence

Disperse Orange 25 appears as a dark orange powder. It is used primarily as a dye for polyester and other synthetic fibers.

Comment on solubility

Solubility Characteristics

The solubility of 4-(4-carbamoylphenyl)azo-N-(2-ethoxyphenyl)-3-hydroxy-naphthalene-2-carboxamide can be influenced by various factors due to its complex structure. This compound features both polar and non-polar regions which can affect its interactions with solvents. Here are some key points to consider:

  • Polar Nature: The presence of the carbamoyl and hydroxy groups suggests that the compound is likely to have significant polar characteristics, which may enhance its solubility in polar solvents such as water and alcohols.
  • Non-Polar Regions: The naphthalene moiety introduces non-polar characteristics, potentially promoting solubility in organic solvents like chloroform or ether.
  • Hydrogen Bonding: The ability of the compound to participate in hydrogen bonding, especially due to the hydroxy and carbamoyl functional groups, may increase solubility in aqueous environments.
  • Temperature Influence: Solubility can also be temperature-dependent; generally, solubility increases with temperature, making it essential to consider experimental conditions.
  • pH Effects: Changes in pH can alter the ionization of functional groups, further affecting solubility in solvents with varying pH levels.

In conclusion, the solubility of this compound is likely multifaceted, requiring specific assessments under varying conditions to fully understand its behavior in different solvents. As a rule of thumb, compounds containing both hydrophilic and hydrophobic groups can show unique solubility profiles reflective of their complex structures.

Interesting facts

Interesting Facts About 4-(4-Carbamoylphenyl)azo-N-(2-ethoxyphenyl)-3-hydroxy-naphthalene-2-carboxamide

The compound known as 4-(4-carbamoylphenyl)azo-N-(2-ethoxyphenyl)-3-hydroxy-naphthalene-2-carboxamide belongs to a class of azo dyes, which are renowned for their vibrant colors and application in various industries. Here are some noteworthy points about this fascinating compound:

  • Azo dyes are characterized by the presence of the azo group (–N=N–) and are widely used in textiles and food coloring due to their vivid hues.
  • The structure includes a naphthalene core, which enhances its stability and offers excellent properties for dyeing applications.
  • The carbamide and hydroxy functionalities contribute to its chemical reactivity, making it suitable for modification and use in advanced materials.
  • Due to its specific structure, this compound exhibits unique biological activities, which can be explored in pharmaceuticals or as potential therapeutic agents.
  • The substitution patterns on the aromatic rings play a crucial role in affecting the compound's optical properties, making it a subject of interest for researchers in the field of organic photonic materials.

In conclusion, the study of 4-(4-carbamoylphenyl)azo-N-(2-ethoxyphenyl)-3-hydroxy-naphthalene-2-carboxamide opens doors to understanding not just its applications in colorants, but also its potential in the realms of pharmacology and materials science. As the future unfolds, compounds like this may lead to exciting breakthroughs.

Synonyms
2786-76-7
Permanent Red F 3RK70
54O6PK8790
SUNBRITE RED 170
DTXSID7029243
2-Naphtho-o-phenetidide, 4-((p-carbamoylphenyl)azo)-3-hydroxy-
2-Naphthalenecarboxamide, 4-((4-(aminocarbonyl)phenyl)azo)-N-(2-ethoxyphenyl)-3-hydroxy-
4-[[4-(Aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
CI 12475
2-Naphthalenecarboxamide, 4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxy-
4-((4-(Aminocarbonyl)phenyl)azo)-N-(2-ethoxyphenyl)-3-hydroxy-2-naphthalenecarboxamide
2-Naphthalenecarboxamide, 4-(2-(4-(aminocarbonyl)phenyl)diazenyl)-N-(2-ethoxyphenyl)-3-hydroxy-
4-((4-(Aminocarbonyl)phenyl)azo)-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
2-Naphthalenecarboxamide, 4-[2-[4-(aminocarbonyl)phenyl]diazenyl]-N-(2-ethoxyphenyl)-3-hydroxy-
220-509-3
DTXCID00809853
4-[(4-carbamoylphenyl)diazenyl]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
Pigment Red 170 (Technical Grade)
4-4-(Aminocarbonyl)phenylazo-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
Permanent Red F 5RK
UNII-54O6PK8790
HSDB 3901
EINECS 220-509-3
63661-01-8
Pigment red 170 F5RK
EC 220-509-3
SCHEMBL2139449
SCHEMBL12954916
SCHEMBL14560976
SCHEMBL16191196
SCHEMBL21468586
BGVYDWVAGZBEMJ-UHFFFAOYSA-N
PYUYQYBDJFMFTH-JJKYIXSRSA-N
HY-D0278
FP41755
C.I.Pigment Red 170 (C.I.12475)
DB-214920
CS-0010181
NS00048670
Q15425799
4-[(E)-(4-carbamoylphenyl)diazenyl]-N-(2-ethoxyphenyl)-3-hydroxy-2-naphthamide
(4Z)-4-[(4-carbamoylphenyl)hydrazinylidene]-N-(2-ethoxyphenyl)-3-oxo-naphthalene-2-carboxamide
4-((4-(AMINOCARBONYL)PHENYL)AZO)-N-(2-ETHOXYPHENYL)-3- HYDROXY-2-NAPHTHALENECARBOXAMIDE
4-((4-(AMINOCARBONYL)PHENYL)AZO)-N-(2-ETHOXYPHENYL)-3- HYDROXYNAPHTHALENE-2-CARBOXAMIDE