PRODUCTS

TRIPHENYL PHOSPHATE

Triphenyl phosphate (TPhP) is the chemical compound with the formula OP(OC6H5)3.
Triphenyl phosphate is the simplest aromatic organophosphate.
This colourless solid is the ester (triester) of phosphoric acid and phenol.
Triphenyl phosphate is used as a plasticizer and a fire retardant in a wide variety of settings and products.

CAS: 115-86-6
European Community (EC) Number: 204-112-2

IUPAC Name: triphenyl phosphate

Molecular Formula: C18H15O4P
Molecular Weight: 326.3 g/mol

TRIPHENYL PHOSPHATE, 115-86-6, Triphenylphosphate, Phosphoric acid, triphenyl ester, Disflamoll TP, Celluflex TPP, Phosflex TPP, Triphenoxyphosphine oxide, Trifenylfosfat, Phenyl phosphate ((PhO)3PO), Phosphoric Acid Triphenyl Ester, NSC 57868, TPPA, CCRIS 4888, HSDB 2536, UNII-YZE19Z66EA, EINECS 204-112-2, YZE19Z66EA, BRN 1888236, DTXSID1021952, CHEBI:35033, AI3-04491, NSC-57868, Triphenyl phosphoric acid ester, DTXCID201952, EC 204-112-2, 4-06-00-00720 (Beilstein Handbook Reference), Triphenyl Phosphate 1000 microg/mL in Acetone, Triphenyl phosphate 10 microg/mL in Ethyl acetate, Trifenylfosfat [Czech], Triphenyl phosphate 500 microg/ml in Methyl-tert-butyl ether, Reofos TPP, CAS-115-86-6, TPHP, C18H15O4P, Triphenyl Phosphate (TPP), Altal, Kronitex TPP, Reolube TPP, Reomol TPP, TPP; TPHP, NCIOpen2_007435, Triphenyl Phosphate, Reagent, SCHEMBL18116, Phenyl phosphate, (PhO)3PO, BIDD:ER0309, Triphenyl phosphate, >=99%, CHEMBL454511,
TRIPHENYL PHOSPHATE [MI], WLN: ROPO & OR & OR, Triphenyl phosphate (TPP, TPhP), TRIPHENYL PHOSPHATE [HSDB], TRIPHENYL PHOSPHATE [INCI], NSC57868, Tox21_201511, Tox21_300504, MFCD00003031, STL280499, AKOS015888630, Triphenyl phosphate, analytical standard, NCGC00164033-01, NCGC00164033-02, NCGC00164033-03, NCGC00254408-01, NCGC00260671-01, AC-19461, CS-0017793, NS00010271, P0272, A803498, Q418573, J-003328, Triphenyl phosphate, TraceCERT(R), 31P-qNMR Standard, Triphenyl phosphate (TPP) 500 microg/mL in Methyl tert-butyl ether, Triphenyl phosphate (TPP) 500 microg/mL in Methyl-tert-butyl ether

Triphenyl phosphate is an organophosphate flame retardant.
Triphenyl phosphate has been added as a flame retardant to a variety of products, such as foam used in upholstered furniture, children’s products, and electronic equipment.
Triphenyl phosphate is also used in some nail polish and as an additive to increase the durability and flexibility of some plastics.

Triphenyl phosphate is an aryl phosphate resulting from the formal condensation of phosphoric acid with 3 mol eq. of phenol.
Triphenyl phosphate has a role as a flame retardant and a plasticiser.
Triphenyl phosphate is functionally related to a phenol.

Triphenyl phosphate is prepared by the SN2 reaction of phosphorus oxychloride and phenol.
Triphenyl phosphate appears as colorless crystals.

Triphenyl phosphate was used as an internal standard in the screening and quantification of pesticide residues in vegetables and fruits.

Triphenyl phosphate is used in the following products: adhesives and sealants, coating products and cosmetics and personal care products.

Triphenyl phosphate (TPP) is part of the group of Non-Halogenated Aromatic Phosphates.
Triphenyl phosphate (TPP) is part of the group of Organophosphate Flame Retardants (OPFRs).

Triphenyl phosphate is used as a flame retardant and/or plasticiser in a wide variety of applications, including polymer preparations, adhesives, sealants, textiles, construction materials, electronic equipment such as computers, cosmetics and personal care products.
Triphenyl phosphate also occurs as an impurity in many other organophosphate flame retardants, and is often found inside homes.

Triphenylphosphate, commonly known as TPP, serves as a versatile organophosphate compound widely utilized in various scientific applications.
As a colorless, crystalline solid, Triphenyl phosphate exhibits insolubility in water while remaining soluble in numerous organic solvents.
Triphenyl phosphate plays a vital role in synthesizing a diverse array of compounds, including agrochemicals and dyes.
Moreover, Triphenyl phosphate's significance extends to the production of plastics, paints, and rubber goods.
In scientific research, Triphenylphosphate finds extensive applications as a crucial reagent in organic synthesis, a catalyst for polymer preparation, and an enzyme activity inhibitor.
By binding to the enzyme′s active site and forming a covalent bond, TPP hinders the enzyme from catalyzing its reaction effectively.
Furthermore, Triphenyl phosphate acts as a catalyst in the synthesis of polymers, and it is an integral component in various agrochemical and dye production processes.
Triphenylphosphate emerges as a valuable compound that plays multifaceted roles in scientific endeavors, contributing significantly to the advancement of various industries and research fields.

Triphenyl phosphate (TPP; CAS: 115-86-6) is a chemical compound in the form of a colourless solid.
Triphenyl phosphate is the ester (triester) of phosphoric acid and phenol.

Triphenyl phosphate is used as a plasticiser in a wide variety of fields and objects.

Triphenyl phosphate is also used as a flame retardant for certain materials including electronic equipment, PVC, hydraulic fluids, glues, nail polishes and moulding resins.

To be effective as a flame retardant, triphenyl phosphate acts as follows: phosphoric acid is formed during thermal decomposition.
This reacts to form pyrophosphoric acid.
In its condensed phase, pyrophosphoric acid acts to block heat transfer.
Triphenyl phosphate is active in the gas phase.
The gradual phase-out of PBDEs may explain the increased use of triphenyl phosphate.

Triphenyl phosphate is used as an internal standard in the screening and quantification of agrochemical residues in vegetables and fruits.
Triphenyl phosphate is used in plastic processing and molding of plastic flow and performance.

Triphenyl Phosphate(TPP) is a non-halogen flame retardant plasticizer.
Triphenyl phosphate is present as a white flaky crystal.
Triphenyl phosphate is compatible with phenolic resins, cellulose resin, vinyl resin and rubber, and some engineering plastics such as PPO.

Triphenyl phosphate is a colorless, crystalline powder.
Triphenyl phosphate has a very slight odor of phenol.

Triphenyl phosphate is an important commercial chemical.
Triphenyl phosphate is used as a flame retardant and plasticizer in products such as automobile upholstery and electronics.

Triphenyl phosphate is also an additive to lubricating oil and hydraulic fluids.

Triphenyl phosphate is a component of some nail polishes.

Triphenyl phosphate (TPP) is a colorless crystalline powder with a faint, phenol-like odor.
Triphenyl phosphate is practically insoluble in water at 1.9 × 10 7 mg/l at 24 °C.
Triphenyl phosphate is very soluble in carbon tetrachloride and is soluble in most lacquers, solvents, thinners, and oils, as well as in alcohol, benzene, ether, chloroform, and acetone.
Triphenyl phosphate begins to decompose at about 600 °C in inert gas, and in a large excess of air, complete combustion to carbon dioxide occurs in the range 800–900 °C.
Hydrolysis of Triphenyl phosphate occurs very slowly in acidic or neutral solutions, but occurs rapidly in alkaline solutions.

Triphenyl phosphate is prepared by reacting phosphorus pentoxide and phenol, or by reacting phosphorus oxychloride and phenol.
On a larger scale phosphorus oxychloride and phenol are reacted in an esterification tank with heating.
The HCL formed is trapped and condensed, while the crude triphenyl phosphate runs into a large tank where it is purified.

Hydrolysis: Triphenyl phosphate can undergo hydrolysis, typically in the presence of strong acids or bases.
In an acidic environment, Triphenyl phosphate can form phenol and phosphoric acid.
In a basic environment, Triphenyl phosphate can form phenoxide ions and phosphate ions.

Esterification: Triphenyl phosphate can be involved in esterification reactions, where it can act as a phosphorylating agent to form phosphate esters from alcohols.

Halogenation: Triphenyl phosphate can react with halogens such as bromine or chlorine to introduce halogen atoms onto the phenyl rings.
The reaction may require a catalyst or heat.

Friedel-Crafts Acylation: Triphenyl phosphate can be used as an acylating agent in Friedel-Crafts acylation reactions, where it can transfer the acyl group to an aromatic compound.

Phosphorylation: Triphenyl phosphate can be used to introduce phosphoryl groups onto various organic compounds, especially in organic synthesis and in the preparation of phosphorus-containing derivatives.

Oxidation: Triphenyl phosphate can undergo oxidation reactions to yield various phosphoryl-containing compounds, depending on the oxidizing agent used.

Catalysis: Triphenyl phosphate is sometimes used as a catalyst or co-catalyst in various chemical reactions, particularly in organic synthesis.

Phosphate ester flame retardants are human-made chemicals added to consumer and industrial products for the purpose of reducing flammability.
Phosphate ester flame retardants are composed of a group of chemicals with similar properties but slightly different structures.
Phosphate esters are typically liquids at room temperature; however, some are solids.

Triphenyl Phosphate is a colorless, crystalline solid widely and safely used by many industries around the world.
Triphenyl Phosphate provides many benefits to consumer products – from preventing electrical and automobile fires to increasing flexibility and durability of such products as photographic films.
Studies support the safe use of Triphenyl Phosphate in its different applications.

Triphenyl Phosphate is used in some nail polish and nail enamels, basecoats and undercoats, and manicuring products.
Triphenyl phosphate is used in very low concentrations, primarily to increase the flexibility and durability of nail polish products, and improve adhesion of the product to the nail plate.

Triphenyl phosphate (TPhP) is the chemical compound with the formula OP(OC6H5)3.
This colourless solid is the ester (triester) of phosphoric acid and phenol.

Triphenyl Phosphate (TPP), in the form of a white, odorless crystalline powder, is a flame-retardant plasticizer.
Triphenyl phosphate can be used in coatings, nitrocellulose applications, and rigid polyurethane foams.
Triphenyl phosphate's crystallization point begins above 47 degrees Celsius, and it contains less than .1 mg of potassium hydroxide per gram.

Uses
Triphenyl phosphate has been used widely as a flame retardant and plasticizer.
Triphenyl phosphate has been used as a flame retardant for a variety of materials, including electronic equipment, PVC, hydraulic fluids, glues, in nail polishes, and casting resins.
Triphenyl phosphate's mechanism of action as a flame retardant is as follows: first, during thermal decomposition, phosphoric acid is formed.
This reacts to form pyrophosphoric acid, which, when in its condensed phase, acts to block heat transfer.
One of the most effective flame retardants for certain polymers, TPhP is only active as an additive flame retardant in its gas phase.
Phase out of PBDEs may have increased the use of TPhP in recent years.

Triphenyl phosphate is also used as a plasticizer in lacquers, varnishes, and hydraulic fluids.
Nail polish has received particular interest as a source of exposure to TPhP.

Triphenyl phosphate is known as a product with manifold fields of applications regarding its qualities in particular as a flame retardant.
One primary use is as a flame retardant in phenolic- and phenylene oxide-based resins for the manufacture of electrical and automobile components, for auto upholstery, and as a nonflammable plasticizer in cellulose acetate for photographic films.
Triphenyl phosphate has also been used to impregnate roofing paper.
Triphenyl phosphate occurs as a plasticizer in various lacquers and varnishes, and as a component of lubricating oil and hydraulic fluids.

Triphenyl phosphate is found in
• Polyurethane foam in a variety of products, including:
- Upholstered furniture.
- Motor vehicle seats.
- Carpet padding.
- Some car seats for infants and children.
• Plastic parts of electronic equipment, like computers, TVs, DVD players, and paper shredders.
• Lacquers, varnishes, and nail polish.
• Tents for camping.
• Dust in homes, offices, and cars that contain products with triphenyl phosphate

Physicochemical Information
Boiling point: 220 °C (5 hPa)
Density: 1.2 g/cm3 (50 °C)
Flash point: 220 °C
Ignition temperature: >500 °C
Melting Point: 49 - 51 °C
Vapor pressure: <0.01 hPa (20 °C)
Bulk density: 650 kg/m3
Solubility: 0.0019 g/l

Product Information
CAS number: 115-86-6
EC number: 204-112-2
Hill Formula: C₁₈H₁₅O₄P
Chemical formula: (C₆H₅O)₃PO
Molar Mass: 326.29 g/mol

Applications
Triphenyl phosphate is used as an internal standard in the screening and quantification of agrochemical residues in vegetables and fruits.
Triphenyl phosphate is used in plastic processing and molding of plastic flow and performance.

Flame retardant: Any compound that is added to manufactured materials to inhibit, suppress, or delay the production of flames and so prevent the spread of fire.
Plasticiser: Any compound that is used as an additive to increase the plasticity or fluidity of a substance, particularly but not exclusively to synthetic polymers.

Triphenyl Phosphate is used in the insecticidal composition.
Triphenyl phosphate is also use in hydraulic liquids, and adhesives, inks, coatings, as a plasticizer in lacquers and varnishes, and as a substitute for camphor in celluloid materials to make the latter stable and fireproof.