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Diphenylphosphinic acid

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Identification
Molecular formula
C12H11O2P
CAS number
1707-03-5
IUPAC name
diphenylphosphinic acid
State
State

At room temperature, diphenylphosphinic acid is a solid substance.

Melting point (Celsius)
116.00
Melting point (Kelvin)
389.15
Boiling point (Celsius)
455.00
Boiling point (Kelvin)
728.15
General information
Molecular weight
218.19g/mol
Molar mass
218.2100g/mol
Density
1.2750g/cm3
Appearence

Diphenylphosphinic acid appears as a colorless or white solid. It is typically provided in crystal form and sometimes in powder form.

Comment on solubility

Solubility of Diphenylphosphinic Acid

Diphenylphosphinic acid (C12H11O2P) is a fascinating compound in terms of solubility due to its structural features. This compound exhibits moderate solubility in various solvents, which can be attributed to the presence of both aromatic and polar functional groups within its molecular framework.

Generally, the solubility behavior of diphenylphosphinic acid can be summarized as follows:

  • Polar Solvents: It dissolves well in polar solvents such as water and ethanol due to hydrogen bonding interactions with the -OH group.
  • Non-Polar Solvents: Its solubility in non-polar solvents like hexane is significantly lower, as the aromatic rings do not interact favorably with the solvent molecules.
  • Concentration Matters: The solubility can be affected by concentration; at higher concentrations, solubility reaches a plateau or can even decrease due to the formation of aggregates.

In summary, the solubility of diphenylphosphinic acid is influenced by solvent polarity and concentration. As a rule of thumb, the greater the polarity of the solvent, the higher the solubility of this compound can be expected to be. Understanding these properties is crucial for its applications in various chemical reactions and processes.

Interesting facts

Interesting Facts about Diphenylphosphinic Acid

Diphenylphosphinic acid is a fascinating compound known for its unique chemical properties and applications, particularly in the realm of organic chemistry and materials science. Here are some intriguing aspects:

  • Versatile Use: Diphenylphosphinic acid is primarily used as a ligand in coordination chemistry. Its ability to coordinate with metal ions makes it valuable in the synthesis of various metal complexes.
  • Antioxidant Properties: It has been identified as a potential antioxidant, which means it can help to protect other substances from oxidative damage, a process relevant in numerous biological and chemical reactions.
  • Flame Retardant: This compound plays a role in the development of flame retardant materials due to its phosphorus-containing structure, which helps to reduce flammability in polymers.
  • Building Block: In organic synthesis, diphenylphosphinic acid serves as a building block for the preparation of other chemical compounds, particularly those in pharmaceutical research.
  • Environmental Impact: Even though diphenylphosphinic acid has useful applications, it is crucial to assess and mitigate any environmental effects due to its potential toxicity. Proper handling and disposal methods are essential in industrial applications.
  • Research Interest: Ongoing research explores its role in catalysis, further solidifying its importance in modern chemistry.

As a compound with both practical and theoretical relevance, diphenylphosphinic acid exemplifies the interplay between chemistry and technology. Its diverse applications and properties continue to make it a subject of interest for researchers and chemists alike.

Synonyms
Diphenylphosphinic acid
1707-03-5
PHOSPHINIC ACID, DIPHENYL-
Hydroxydiphenylphosphine oxide
EINECS 216-948-5
3R2HB96RZT
NSC 13583
BRN 2804567
NSC-13583
CHEBI:37832
DTXSID70168929
DTXCID1091420
216-948-5
MFCD00002132
C12H11O2P
NSC13583
P,P-Diphenylphosphinic Acid; Diphenylphosphinic Acid; Hydroxydiphenylphosphine Oxide; NSC 13583
diphenyl phosphinic acid
diphenyl-phosphinic acid
di(phenyl)phosphinic acid
UNII-3R2HB96RZT
DiphenylphosphinsA currencyure
SCHEMBL191567
SCHEMBL9917195
BEQVQKJCLJBTKZ-UHFFFAOYSA-
HMS1577E07
STL454948
AKOS004906773
CS-W014805
AC-13461
Diphenylphosphinic acid, >=98.0% (T)
SY018987
DB-029682
D3627
NS00001854
EN300-243384
Q27117287
InChI=1/C12H11O2P/c13-15(14,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H,(H,13,14)