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Phenylarsine oxide

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Identification
Molecular formula
C6H5AsO
CAS number
637-03-6
IUPAC name
2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol
State
State

At room temperature, phenylarsine oxide is a solid. It is generally found as a powder and needs to be handled under controlled conditions to prevent exposure to moisture and other reactive substances that could trigger its decomposition or transformation.

Melting point (Celsius)
156.00
Melting point (Kelvin)
429.15
Boiling point (Celsius)
465.00
Boiling point (Kelvin)
738.15
General information
Molecular weight
204.02g/mol
Molar mass
204.0180g/mol
Density
2.0608g/cm3
Appearence

Phenylarsine oxide appears as a white to off-white solid crystalline powder. It is typically odorless and is known for its stability in dry air but it may hydrolyze in the presence of moisture, resulting in the release of arsine, a toxic gas. Proper handling and storage are necessary to maintain its appearance and prevent decomposition.

Comment on solubility

Solubility of 2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol

The solubility of 2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol can be quite intriguing due to its complex structure. Several factors influence the solubility of this compound, including:

  • Polarity: The presence of amino and hydroxy groups contributes to increased polarity, which often enhances solubility in polar solvents such as water.
  • Hydrogen Bonding: The capability of this compound to engage in hydrogen bonding may further facilitate its interaction with solvent molecules, potentially leading to greater solubility.
  • Molecular Interaction: Aromatic rings in the structure may induce stacking interactions, which can affect solubility by creating a more stable solid-state, potentially decreasing its solubility.
  • pH Dependency: The solubility of compounds with amino groups can be significantly affected by pH; in basic conditions, deprotonation may occur, leading to increased solubility.

In practice, it is often noted that compounds comprising both hydrophilic functional groups and hydrophobic regions display unique solubility behaviors. For 2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol, understanding its solubility profile may provide insights into its applications and interactions in various environments.

Interesting facts

Interesting Facts about 2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol

2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol, often referred to in scientific circles for its complex structure and unique properties, has several noteworthy aspects that make it a topic of interest in chemistry.

Chemical Significance

  • Arsenic Chemistry: This compound contains arsenic, a heavy metal known for its duality in chemistry—being both a toxic substance and a key player in various chemical synthesis processes.
  • Functional Groups: The compound features multiple functional groups, including amino and hydroxyl groups, which contribute to its reactivity and potential biological activity.
  • Pharmaceutical Applications: Structurally similar compounds have been researched for their potential roles in pharmaceuticals, suggesting this compound might also have unexplored therapeutic effects.

Research and Applications

  • Analytical Chemistry: Compounds like this are often studied in analytical chemistry to develop new methods for detecting and quantifying arsenic in various materials.
  • Biological Studies: The presence of amino groups may imply the ability to interact with biological systems, making it a candidate for studies in biochemistry and medicinal chemistry.

Quote from a Chemist

As noted by one chemist on complex organic compounds: "The beauty of chemistry lies in the intricate dance of atoms and their bonds, especially when we venture into the realm of less common elements like arsenic."

In conclusion, 2-amino-4-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl-phenol embodies the fascinating interplay of toxicity and utility found in complex chemical compounds, calling for further exploration into its properties and applications.

Synonyms
Arsaminol
Salvarsan
ARSPHENAMINE
Diarsenol
Eparsenol
Kharsivan
Novarsol
Sanluol
4,4'-diarsene-1,2-diylbis(2-aminophenol)
X 109
NSC3097
150-44-7
139-93-5
CHEBI:50953
DTXSID50861805
3,3'-Diamino-4, 4'-dihydroxyarsenobenzene
4,4'-(Diarsene-1,2-diyl)bis(2-aminophenol)
Phenol, 4,4'-(1,2-diarsenediyl)bis(2-amino)-
Q27122262
2-amino-4-[(E)-(3-amino-4-hydroxy-phenyl)arsanylidenearsanyl]phenol