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Tributyl phosphate

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Identification
Molecular formula
C12H27O4P
CAS number
126-73-8
IUPAC name
tributyl phosphate
State
State

At room temperature, tributyl phosphate is a liquid. Its oily consistency and lack of color make it less volatile compared to other compounds, enabling its use as a solvent and plasticizer.

Melting point (Celsius)
-80.00
Melting point (Kelvin)
193.15
Boiling point (Celsius)
289.00
Boiling point (Kelvin)
562.15
General information
Molecular weight
266.32g/mol
Molar mass
266.3170g/mol
Density
0.9720g/cm3
Appearence

Tributyl phosphate is a colorless, odorless liquid, although it may appear slightly yellowish due to impurities. It is characterized by its oily nature and transparency, allowing it to be used in a range of industrial applications.

Comment on solubility

Solubility of Tributyl Phosphate

Tributyl phosphate (TBP), with the chemical formula C12H27O4P, exhibits interesting solubility characteristics that are significant in both industrial and laboratory contexts.

In general, tributyl phosphate is known for its:

  • High solubility in organic solvents: TBP readily dissolves in a variety of organic solvents such as alcohols, ether, and aromatic hydrocarbons.
  • Limited solubility in water: It has a low solubility in water (approximately 0.1 g/100 mL at 20°C), making it more favorable for applications where water solubility is not required.

These solubility properties are primarily influenced by the compound's structure, which features long hydrophobic alkyl chains that hinder its interaction with water molecules. As a result, TBP behaves as a non-polar solvent in various extraction processes. It is crucial to consider these factors, especially when using tributyl phosphate in applications such as extraction of metal ions or as a plasticizer.

In summary, the solubility characteristics of tributyl phosphate play a vital role in its effectiveness as a chemical reagent, making it indispensable in various chemical processes.

Interesting facts

Interesting Facts about Tributyl Phosphate

Tributyl Phosphate (often abbreviated as TBP) is a fascinating chemical compound that plays a vital role in various industrial and scientific applications. Here are some key points that highlight its importance:

  • Versatile Solvent: TBP is renowned for its ability to dissolve a wide range of organic and inorganic compounds, making it an effective solvent in chemical processes.
  • Extractive Properties: This compound is particularly famous for its use in the extraction of metals, particularly actinides, such as uranium and plutonium from nuclear waste.
  • Role in Nuclear Chemistry: It serves as a critical component in the reprocessing of nuclear fuels, facilitating the separation and recovery of valuable elements.
  • Surfactant and Emulsifier: TBP exhibits surfactant properties, adding to its utility in petroleum products and lubricants.
  • Research Applications: In laboratory settings, tributyl phosphate is used in various research applications, including studies on solvation and extraction techniques.
  • Environmental Considerations: While TBP is incredibly useful, it is essential to handle it with care due to its potential environmental impacts. Researchers often explore safer alternatives to minimize ecological risks.

Overall, tributyl phosphate exemplifies the intersection of chemistry and industry, showcasing how a single compound can have numerous applications while underscoring the importance of environmental stewardship in scientific practices.

Synonyms
TRIBUTYL PHOSPHATE
126-73-8
Tri-n-butyl phosphate
Tributylphosphate
Phosphoric acid tributyl ester
Tributylphosphat
Celluphos 4
Disflamoll TB
tbpa
Tributilfosfato
Tributylfosfaat
Phosphoric acid, tributyl ester
Tributyle (phosphate de)
Butyl phosphate, tri-
Tributoxyphosphine oxide
Tributylfosfat
Tri-N-butylphosphate
Butyl phosphate, ((BuO)3PO)
DTXSID3021986
MCS 2495
95UAS8YAF5
CHEBI:35019
Tributyl ester of phosphoric acid
NSC-8484
DTXCID701986
NSC8484
tri-(n-butyl)-phosphate
RefChem:190910
204-800-2
Phosphoric acid tri-n-butyl ester
NSC 8484
MFCD00009436
Tributylfosfat [Czech]
Tributylfosfaat [Dutch]
Tributilfosfato [Italian]
Tributylphosphat [German]
CAS-126-73-8
TNBP
CCRIS 6106
HSDB 1678
Tributyle (phosphate de) [French]
EINECS 204-800-2
Tri-n-butyl phosphate; Phosphoric acid tributyl ester
UNII-95UAS8YAF5
BRN 1710584
AI3-00399
Tributylphsophate
Kronitex TBP
Tributyle(phosphate de)
Tris(n-butyl) phosphate
tris(1-butyl) phosphate
tributyl phosphate (TBP)
Tributyl phosphate, 97%
Tributyl phosphate, 99%
bmse000777
EC 204-800-2
Tributyl phosphate 10 microg/mL in Cyclohexane
Tributyl Phosphate 1000 microg/mL in Methanol
Syn-O-Ad 8412
SCHEMBL18570
Tributyl phosphate, >=99%
4-01-00-01531 (Beilstein Handbook Reference)
BIDD:ER0345
orb1705730
TRIBUTYL PHOSPHATE [MI]
CHEMBL1371096
MSK9048
TRIBUTYL PHOSPHATE [HSDB]
Phosphoric acid, tri-n-butyl ester
LCA19626
Tox21_201872
Tox21_300107
SBB060442
WLN: 4OPO & O4 & O4
AKOS015995460
FT34586
TRI-N-BUTYL PHOSPHATE [MART.]
Tributyl phosphate, analytical standard
NCGC00091588-01
NCGC00091588-02
NCGC00091588-03
NCGC00091588-04
NCGC00254202-01
NCGC00259421-01
SY061667
NS00010255
P0266
ST51046616
TRI-N-BUTYL PHOSPHATE [EP MONOGRAPH]
Tributyl phosphate, puriss., >=99.0% (GC)
Tributyl phosphate, SAJ first grade, >=99.0%
Tributyl phosphate, Selectophore(TM), >=98.0%
Q613394
F1905-7225
Tributyl phosphate, 10 mug/mL in hexane, analytical standard
Tri-n-butyl phosphate, European Pharmacopoeia (EP) Reference Standard
Tributyl phosphate, Pharmaceutical Secondary Standard; Certified Reference Material
InChI=1/C12H27O4P/c1-4-7-10-14-17(13,15-11-8-5-2)16-12-9-6-3/h4-12H2,1-3H