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Catalog Number:
41129
CAS Number:
101-02-0
Triphenyl phosphite
Purity:
≥ 97% (GC)
Synonym(s):
Phosphorous acid triphenyl ester
Hazmat
Documents
$23.54 /25G
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Product Information

Triphenyl phosphite is a versatile organophosphorus compound widely utilized in various industrial applications due to its unique properties. This colorless to pale yellow liquid is recognized for its role as a stabilizer and antioxidant in the production of polymers, particularly in the manufacturing of polyvinyl chloride (PVC) and other plastics. Its ability to enhance thermal stability and prolong the lifespan of materials makes it invaluable in the plastics industry. Additionally, triphenyl phosphite serves as a reagent in organic synthesis, facilitating the formation of phosphonate esters and acting as a catalyst in various chemical reactions.

Researchers and industry professionals appreciate triphenyl phosphite for its effectiveness in improving the performance of lubricants and hydraulic fluids, where it helps to reduce wear and tear on machinery. Its low volatility and excellent compatibility with a wide range of substrates further enhance its appeal in formulations. With its proven track record in enhancing product durability and performance, triphenyl phosphite stands out as a reliable choice for those seeking to optimize their chemical processes and product formulations.

Synonyms
Phosphorous acid triphenyl ester
CAS Number
101-02-0
Purity
≥ 97% (GC)
Molecular Formula
C18H15O3P
Molecular Weight
310.29
MDL Number
MFCD00003032
PubChem ID
7540
Melting Point
20 °C (Lit.)
Density
1.19 g/mL
Appearance
White or colorless to almost white or almost colorless powder or solid to c
Boiling Point
360 °C (Lit.)
Conditions
Store at RT
General Information
Synonyms
Phosphorous acid triphenyl ester
CAS Number
101-02-0
Purity
≥ 97% (GC)
Molecular Formula
C18H15O3P
Molecular Weight
310.29
MDL Number
MFCD00003032
PubChem ID
7540
Melting Point
20 °C (Lit.)
Density
1.19 g/mL
Appearance
White or colorless to almost white or almost colorless powder or solid to c
Boiling Point
360 °C (Lit.)
Conditions
Store at RT
Properties
Additional property information coming soon!
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Safety and Regulations
Hazmat
Yes
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Triphenyl phosphite is widely utilized in research focused on:

  • Antioxidant Applications: This compound is often used as an antioxidant in plastics and polymers, helping to enhance their stability and longevity by preventing oxidative degradation.
  • Pharmaceutical Synthesis: In the pharmaceutical industry, it serves as a reagent in the synthesis of various active pharmaceutical ingredients, improving yields and reaction efficiency.
  • Flame Retardants: Triphenyl phosphite is incorporated into flame retardant formulations, providing enhanced fire resistance for materials used in construction and textiles.
  • Stabilizers in Coatings: It acts as a stabilizer in coatings and paints, ensuring color retention and preventing deterioration from environmental exposure.
  • Research and Development: In academic and industrial research, it is utilized in the development of new chemical processes and materials, offering a versatile tool for chemists looking to innovate.

Citations