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4-Phenylazophenol

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Identification
Molecular formula
C12H10N2O
CAS number
561-06-4
IUPAC name
4-phenylazophenol
State
State

At room temperature, 4-Phenylazophenol is a solid material, typically handled in its crystalline powder form.

Melting point (Celsius)
150.00
Melting point (Kelvin)
423.15
Boiling point (Celsius)
360.00
Boiling point (Kelvin)
633.15
General information
Molecular weight
198.22g/mol
Molar mass
198.2240g/mol
Density
1.2610g/cm3
Appearence

4-Phenylazophenol is characterized by its vivid red-orange crystalline appearance. Its striking color is often utilized in various industrial applications, particularly in dyeing processes.

Comment on solubility

Solubility of 4-phenylazophenol

4-phenylazophenol, a compound characterized by its distinctive azo group, exhibits intriguing solubility properties that are worth exploring. Its solubility is influenced by:

  • Polar and Nonpolar Interactions: The presence of a hydroxyl group (-OH) contributes to potential hydrogen bonding, enhancing solubility in polar solvents such as water.
  • Nonpolar Characteristics: The phenyl groups provide nonpolar regions, which may lead to increased solubility in organic solvents like ethanol and chloroform.
  • Temperature Dependency: Changes in temperature can significantly influence the solubility of 4-phenylazophenol. Typically, solubility may increase with rising temperature due to greater molecular movement.

It is also essential to note:

  • In general, 4-phenylazophenol is moderately soluble in most organic solvents.
  • However, its solubility in water is quite limited, making it primarily more soluble in organic media.

In conclusion, understanding the solubility of 4-phenylazophenol is crucial for its application in various chemical and industrial processes. As the saying goes, "Like dissolves like," emphasizing the importance of solvent choice when working with this compound.

Interesting facts

Interesting Facts about 4-phenylazophenol

4-phenylazophenol is a fascinating chemical compound known for its unique structural and functional properties. This compound belongs to a class of chemicals called azo compounds, which are characterized by the presence of the azo group (–N=N–). Here are some intriguing aspects of 4-phenylazophenol:

  • Color Properties: Azo compounds are often vibrant in color due to their conjugated systems, making 4-phenylazophenol a key player in coloring agents and dyes.
  • Utility in Chemistry: This compound serves as an important intermediate in the synthesis of various pigments and pharmaceutical products, highlighting its relevance in both industry and research.
  • Biological Importance: Some studies have suggested that azo compounds, including 4-phenylazophenol, may possess antibacterial properties, making them of interest in medicinal chemistry.
  • Kinetics and Reactivity: The reactivity of the azo group lends itself to a variety of chemical reactions, including coupling reactions, which can be utilized in creating complex organic molecules.

Furthermore, the study of compounds like 4-phenylazophenol opens avenues for understanding the broader impacts of azo compounds in environmental science, particularly concerning their degradation and potential toxicity. As one scholar noted, "The exploration of azo compounds remains a rich field for both theoretical and applied chemistry."

In summary, 4-phenylazophenol not only represents an intriguing compound in its own right but also serves as a gateway to deeper explorations in both synthetic and applied chemistry.

Synonyms
4-Phenylazophenol
1689-82-3
4-HYDROXYAZOBENZENE
4-(phenyldiazenyl)phenol
Solvent Yellow 7
4-(Phenylazo)phenol
p-Phenylazophenol
p-Hydroxyazobenzene
C.I. Solvent Yellow 7
Pirocard Green 491
Phenol, 4-(phenylazo)-
Organol Yellow AP
Phenol, 4-(2-phenyldiazenyl)-
Phenol, p-(phenylazo)-
p-Benzeneazophenol
Azobenzene, 4-hydroxy-
Zlut rozpoustedlova 7
CI Solvent Yellow 7
NSC 3177
C.I. 11800
Zlut rozpoustedlova 7 [Czech]
HSDB 5527
CI 11800
EINECS 216-880-6
BRN 0957567
VX4306NSH1
DTXSID3022160
AI3-08835
NSC-3177
DTXCID50809808
4-HYDROXYAZOBENZENE [HSDB]
2-16-00-00038 (Beilstein Handbook Reference)
pPhenylazophenol
4phenylazophenol
pBenzeneazophenol
pHydroxyazobenzene
4(Phenylazo)phenol
Azobenzene, 4hydroxy
Phenol, p(phenylazo)
Phenol, 4(phenylazo)
DTXSID40859670
C.I. Solvent Yellow 7 (8CI)
216-880-6
nocas_859670
20714-70-9
4-phenyldiazenylphenol
p-(Phenylazo)phenol
(E)-4-Phenylazophenol
4-[(E)-Phenyldiazenyl]phenol
p-(Benzeneazo)phenol
4-(2-phenyldiazen-1-yl)phenol
MFCD00002330
(E)-4-(phenyldiazenyl)phenol
CHEBI:82475
4-(2-Phenylhydrazono)cyclohexa-2,5-dienone
16391-33-6
UNII-VX4306NSH1
SY7
p-(phenylazo)-phenol
Solvent yellow 7 (4-Phenylazophenol)
Phenol, 4-[(1E)-2-phenyldiazenyl]-
WLN: QR DNUNR
4-Phenylazophenol, 98%
4-[Phenyldiazenyl]phenol #
37790-28-6
MLS001174893
CHEMBL79759
SCHEMBL156633
Phenol,4-(phenylazo)-(E)-
(Z)-4-(Phenyldiazenyl)phenol
Phenol,4-(2-phenyldiazenyl)-
SCHEMBL2868519
Solvent yellow 7;CI 11800
CHEMBL1525953
DTXSID70942923
NSC3177
BEYOBVMPDRKTNR-BUHFOSPRSA-N
JTSBGMZPPPULTA-UHFFFAOYSA-N
HMS2884D14
Tox21_202968
AKOS001086525
AKOS037645291
CS-W013209
FP52634
NCGC00246007-01
NCGC00260514-01
AS-59786
SMR000588379
CAS-1689-82-3
NS00021035
P0149
EN300-16751
C19433
F16742
Q9552900
4-(2-Phenylhydrazinylidene)cyclohexa-2,5-dien-1-one
Z56762469
NSL