Cas no 3878-45-3 (Triphenylphosphine sulfide)

Triphenylphosphine sulfide (C??H??PS) is an organophosphorus compound characterized by its stable crystalline structure and high thermal stability. It is widely utilized as a ligand in coordination chemistry and as a reagent in organic synthesis, particularly in nucleophilic substitution and transition metal-catalyzed reactions. The sulfur atom enhances its electron-donating properties, making it effective in stabilizing metal complexes and facilitating phosphine-based transformations. Its low solubility in polar solvents and resistance to oxidation under ambient conditions further contribute to its utility in controlled reaction environments. Triphenylphosphine sulfide is valued for its consistent performance in specialized synthetic applications, including asymmetric catalysis and material science research.
Triphenylphosphine sulfide structure
Triphenylphosphine sulfide structure
Product Name:Triphenylphosphine sulfide
CAS No:3878-45-3
MF:C18H15PS
MW:294.350464105606
MDL:MFCD00004917
CID:84879
PubChem ID:24889796
Update Time:2025-11-02

Triphenylphosphine sulfide Chemical and Physical Properties

Names and Identifiers

    • Triphenylphosphine sulfide
    • Triphenylphosphine sulphide
    • triphenyl(sulfanylidene)-λ<sup>5</sup>-phosphane
    • Triphenylphosphine monosulfide
    • E75968
    • EINECS 223-407-7
    • Phosphorane, triphenyl-, sulfide
    • WLN: SPR&R&R
    • MFCD00004917
    • PHOSPHINE SULFIDE, TRIPHENYL-
    • NSC-62216
    • triphenyl-sulfanylidenephosphorane
    • VYNGFCUGSYEOOZ-UHFFFAOYSA-
    • 3878-45-3
    • NS00014207
    • FT-0635044
    • NSC62216
    • triphenyl(sulfanylidene)-lambda5-phosphane
    • T1066
    • SCHEMBL517954
    • (C6H5)3PS
    • SY049490
    • DTXSID10192046
    • CS-W012168
    • Triphenylphosphin-sulfid
    • AKOS005068069
    • (C6H5)3P=S
    • UNII-Q68E5JRQ8V
    • Q68E5JRQ8V
    • InChI=1/C18H15PS/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
    • BRN 0645872
    • Triphenyl(thioxo)phosphine
    • NSC 62216
    • NCIOpen2_002732
    • Triphenylphosphorus sulfide
    • tri(phenyl)-sulfanylidenephosphorane
    • TRIPHENYLPHOSPINE SULFIDE
    • triphenylphosphinesulfide
    • Triphenylphosphine sulfide, 98%
    • Q7843279
    • DB-009891
    • STK902099
    • triphenylphosphane sulfide
    • MDL: MFCD00004917
    • Inchi: 1S/C18H15PS/c20-19(16-10-4-1-5-11-16,17-12-6-2-7-13-17)18-14-8-3-9-15-18/h1-15H
    • InChI Key: VYNGFCUGSYEOOZ-UHFFFAOYSA-N
    • SMILES: S=P(C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1
    • BRN: 645872

Computed Properties

  • Exact Mass: 294.06300
  • Monoisotopic Mass: 294.063208
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 20
  • Rotatable Bond Count: 3
  • Complexity: 281
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing
  • Topological Polar Surface Area: 32.1

Experimental Properties

  • Color/Form: White crystalline solid
  • Density: 1.20
  • Melting Point: 162.0 to 165.0 deg-C
  • Boiling Point: 428.7 °C at 760 mmHg
  • Flash Point: 213.1 °C
  • Refractive Index: 1.657
  • Solubility: isooctane: soluble
  • Water Partition Coefficient: Insoluble in water.
  • PSA: 41.90000
  • LogP: 4.09300

Triphenylphosphine sulfide Security Information

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Triphenylphosphine sulfide Production Method

Production Method 1

Reaction Conditions
1.1 Solvents: Ethanol ,  Water ;  10 - 15 °C; 1.5 h, 15 °C → 20 °C
1.2 Reagents: Hydrogen peroxide Solvents: Water ;  15 - 20 °C; 2.5 h, 15 - 20 °C
1.3 Solvents: Water ;  15 - 20 °C; 1.5 h, 15 - 20 °C
1.4 Solvents: Ethanol ;  15 - 20 °C; 3.5 h, 15 - 20 °C
Reference
Preparation of tetraalkylthiuram monosulfide
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Triphenylphosphine sulfide Preparation Products

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Amadis Chemical Company Limited
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(CAS:3878-45-3)Triphenylphosphine sulfide
Order Number:A1202656
Stock Status:in Stock
Quantity:1kg/500g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 02:48
Price ($):425.0/281.0
Tiancheng Chemical (Jiangsu) Co., Ltd
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(CAS:3878-45-3)三苯基硫膦
Order Number:LE3400012
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Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:43
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Triphenylphosphine sulfide Related Literature

Additional information on Triphenylphosphine sulfide

Comprehensive Guide to Triphenylphosphine sulfide (CAS No. 3878-45-3): Properties, Applications, and Market Insights

Triphenylphosphine sulfide (CAS No. 3878-45-3) is a versatile organophosphorus compound widely used in chemical synthesis and material science. With the molecular formula C18H15PS, this compound is known for its unique properties, including thermal stability and ligand capabilities. Researchers and industries value triphenylphosphine sulfide for its role in catalysis, polymer modification, and as a key intermediate in organic reactions.

The growing interest in triphenylphosphine sulfide applications is driven by advancements in green chemistry and sustainable materials. As industries seek eco-friendly alternatives, this compound has gained attention for its potential in reducing hazardous byproducts. Recent studies highlight its utility in phosphine sulfide-based catalysts, which improve reaction efficiency while minimizing environmental impact.

From a chemical perspective, Triphenylphosphine sulfide exhibits remarkable stability under various conditions, making it suitable for high-temperature processes. Its crystalline structure and solubility in organic solvents like toluene and dichloromethane enhance its practicality in laboratory and industrial settings. Scientists frequently explore triphenylphosphine sulfide solubility and reactivity to optimize synthetic pathways.

In the pharmaceutical sector, triphenylphosphine sulfide uses extend to drug development and intermediate synthesis. Its ability to act as a ligand in transition metal complexes makes it valuable for creating novel therapeutic agents. Additionally, the compound's role in phosphorus-containing polymers has sparked interest in biomedical applications, such as controlled drug delivery systems.

The material science field benefits from triphenylphosphine sulfide properties when developing advanced coatings and flame-retardant additives. Its incorporation into polymer matrices improves thermal resistance and mechanical strength, addressing key challenges in aerospace and electronics industries. Researchers are actively investigating triphenylphosphine sulfide derivatives for next-generation materials with enhanced performance.

Market trends indicate rising demand for triphenylphosphine sulfide suppliers across North America, Europe, and Asia-Pacific regions. The compound's expanding applications in agrochemicals and specialty chemicals contribute to this growth. Industry reports forecast a steady increase in triphenylphosphine sulfide price due to limited production capacity and higher raw material costs.

Quality control remains critical when sourcing triphenylphosphine sulfide CAS 3878-45-3. Reputable manufacturers adhere to strict purity standards (typically ≥98%) and provide detailed analytical certificates. Buyers should verify parameters like melting point (142-145°C) and molecular weight (294.35 g/mol) to ensure product consistency for their specific triphenylphosphine sulfide reactions.

Environmental considerations surrounding triphenylphosphine sulfide synthesis have prompted research into cleaner production methods. Recent innovations focus on reducing solvent waste and improving atom economy. These developments align with global sustainability goals while maintaining the compound's essential triphenylphosphine sulfide chemical characteristics.

For researchers exploring triphenylphosphine sulfide safety data, proper handling procedures include using personal protective equipment and working in well-ventilated areas. While not classified as hazardous under standard conditions, prudent laboratory practices should always be followed when handling this or any chemical substance.

The future outlook for triphenylphosphine sulfide research appears promising, with ongoing investigations into its electrochemical properties and nanotechnology applications. As scientific understanding deepens, new triphenylphosphine sulfide uses continue to emerge across diverse technological fields.

Recommended suppliers
Amadis Chemical Company Limited
(CAS:3878-45-3)Triphenylphosphine sulfide
A1202656
Purity:99%/99%
Quantity:1kg/500g
Price ($):425.0/281.0
Email
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:3878-45-3)三苯基硫膦
LE3400012
Purity:99%
Quantity:25KG,200KG,1000KG
Price ($):Inquiry
Email