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Disperse Orange 37

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Identification
Molecular formula
C14H16N3O
CAS number
12223-33-5
IUPAC name
4-(4-ethoxyphenyl)azobenzene-1,3-diamine
State
State

At room temperature, Disperse Orange 37 is typically found as a solid, specifically in crystalline form. It is not soluble in water, which is characteristic of many azo compounds used in dye formulations.

Melting point (Celsius)
91.50
Melting point (Kelvin)
364.65
Boiling point (Celsius)
381.00
Boiling point (Kelvin)
654.00
General information
Molecular weight
268.32g/mol
Molar mass
268.3200g/mol
Density
1.2450g/cm3
Appearence

Disperse Orange 37 appears as an orange to reddish-brown solid in crystalline form. It is used primarily as an azo dye in the textile industry, resulting in bright orange shades. The compound is typically not soluble in water, leading to its classification as a disperse dye suitable for polyester and acetate fibers.

Comment on solubility

Solubility of 4-(4-ethoxyphenyl)azobenzene-1,3-diamine

The solubility of 4-(4-ethoxyphenyl)azobenzene-1,3-diamine is influenced by various factors that shape its behavior in different solvents. This compound is known to exhibit specific solubility traits, which can be outlined as follows:

  • Polar solvents: Generally, compounds with polar functional groups tend to have enhanced solubility in polar solvents. However, due to the presence of ethoxy and amine groups, the solubility in water may be moderate.
  • Non-polar solvents: 4-(4-ethoxyphenyl)azobenzene-1,3-diamine is likely to be more soluble in non-polar organic solvents like benzene or toluene, as the hydrophobic nature of the azobenzene structure facilitates interactions here.
  • Temperature dependence: Like many organic compounds, solubility can increase with temperature. Thus, elevated temperatures may enhance its dissolution in both polar and non-polar solvents.
  • pH influence: The ionization state of the amine group can be affected by the pH of the solution, leading to variations in solubility. In acidic conditions, protonation might hinder solubility in non-polar solvents while enhancing it in polar ones.

In summary, while 4-(4-ethoxyphenyl)azobenzene-1,3-diamine has potential for solubility in both polar and non-polar solvents, its performance is highly contingent on the specific solvent characteristics and environmental conditions. This establishes an interesting dynamic where the compound can exhibit vastly different behaviors based on its surroundings.

Interesting facts

Interesting Facts about 4-(4-ethoxyphenyl)azobenzene-1,3-diamine

4-(4-ethoxyphenyl)azobenzene-1,3-diamine is a member of the azo compound family, which is notably recognized for its vivid colors and applications in various fields. Here are some compelling aspects about this fascinating compound:

  • Azo Compound Family: As an azo dye, this compound contains the -N=N- functional group. This double bond between nitrogen atoms is crucial as it contributes to the chromophore of the dye, resulting in its intense coloration.
  • Applications: It is commonly used in the textile industry for dyeing fabrics, thanks to its ability to produce rich colors. Additionally, its derivatives find uses in the production of inks, plastics, and even in biological studies.
  • Biological Activity: Some studies suggest that azo compounds like this can exhibit biological properties, making them of interest in pharmacological research. The interactions within biological systems can shed light on potential therapeutic applications.
  • Environmental Concerns: Many azo dyes can decompose into potentially hazardous amines, raising environmental and health concerns. Researchers are actively studying ways to mitigate these effects through greener chemistry practices.
  • Synthesis Versatility: The synthesis of this compound can involve various reaction pathways, allowing chemists to explore different methods to achieve the desired structure and properties. This versatility showcases the creativity of synthetic chemists.

In summary, 4-(4-ethoxyphenyl)azobenzene-1,3-diamine is more than just a vibrant dye; it represents a bridge between chemistry and practical applications in daily life, making it a significant subject of study in both academic and industrial settings.

Synonyms
Ethoxazene
Etoxazene
Carmurit
Cystural
Serenium
94-10-0
p-Ethoxychrysoidine
Diamazol
Diaphenyl
Pyraseptic
Salvuron
Urocarmin
P-ETHOXYCHRYSOIDIN
Cystural B
Etoxazene [INN]
p-Ethoxy-2,4-diaminoazobenzene
Etoxazeno
Chrysoidine, 4'-ethoxy-
2,4-Diamino-4'-ethoxyazobenzene
4'-Ethoxy-2,4-diaminoazobenzene
4-p-Phenetylazo-m-phenylenediamine
SN 612
S. N. 612
1,3-Benzenediamine, 4-((4-ethoxyphenyl)azo)-
4-[(4-ethoxyphenyl)diazenyl]benzene-1,3-diamine
NSC-190374
DTXSID5046223
U1T1YZ4796
SN-612
NCGC00160548-01
Acidotest
Serenium hydrochloride
Etoxazenum
Etoxazenum [INN-Latin]
Etoxazeno [INN-Spanish]
4-[(p-Ethoxyphenyl)azo]-m-phenylenediamine
4-((P-ETHOXYPHENYL)AZO)-M-PHENYLENEDIAMINE
EINECS 202-304-0
NSC 190374
BRN 1843191
4-(p-Ethoxyphenylazo)-m-phenylenediamine
UNII-U1T1YZ4796
p-Athoxychrysoidin
4-(p-Ethoxyphenylazo)-m-phenylenediamine, hydrochloride
1,3-Benzenediamine,4-[2-(4-ethoxyphenyl)diazenyl]-
ETHOXAZENE [MI]
m-Phenylenediamine, 4-(p-ethoxyphenylazo)-
ETOXAZENE [WHO-DD]
SCHEMBL27116
SCHEMBL27117
4-16-00-00562 (Beilstein Handbook Reference)
MLS006010006
WLN: ZR CZ DNUNR DO2
CHEMBL1360840
CHEMBL2356984
DTXCID3026223
1, 4-[(4-ethoxyphenyl)azo]-
CHEBI:135053
GAWOVNGQYQVFLI-UHFFFAOYSA-N
DTXSID001043724
Tox21_111891
NSC190374
AKOS003621149
AKOS032958017
CAS-94-10-0
SMR004701088
4-P-PHENETHYLAZO-M-PHENYLENEDIAMINE
NS00040035
m-Phenylenediamine, 4-[(p-ethoxyphenyl)azo]-
4-((4-Ethoxyphenyl)diazenyl)-1,3-benzenediamine
4-[(E)-(4-ethoxyphenyl)azo]benzene-1,3-diamine
SR-01000944445
SR-01000944445-1
4-((4-ETHOXYPHENYL)AZO)-1,3-BENZENEDIAMINE
4-(4-ETHOXY-PHENYLAZO)-BENZENE-1,3-DIAMINE
Q27290563
4-[(E)-(4-Ethoxyphenyl)diazenyl]-1,3-benzenediamine-
4-[2-(4-ethoxyphenyl)diazen-1-yl]benzene-1,3-diamine
{4-[(p-Ethoxyphenyl)azo]-m-phenylenediamine} hydrochloride
4-[(1E)-2-(4-Ethoxyphenyl)diazenyl]-1,3-benzenediamine
{4-[(p-Ethoxyphenyl)azo]-m-phenylenediamine} monohydrochloride
m-Phenylenediamine, {4-[(p-ethoxyphenyl)azo]-,} monohydrochloride
1, 3-Benzenediamine, {4-[(4-ethoxyphenyl)azo]-,} monohydrochloride
1238467-62-3