Triphenyl-{phenyl-[phenyl-(triphenyl-λ⁵-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride

Base Information

• Chemical Name: Triphenyl-{phenyl-[phenyl-(triphenyl-λ⁵-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride
• CAS No.: 140199-81-1
• Molecular Formula: C₅₀H₄₀P₃*Cl
• Molecular Weight: 769.242
• Mol file: 140199-81-1.mol

Synonyms:Triphenyl-{phenyl-[phenyl-(triphenyl-λ⁵-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride

Chemical Property of Triphenyl-{phenyl-[phenyl-(triphenyl-λ⁵-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Triphenyl-{phenyl-[phenyl-(triphenyl-λ⁵-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride

There total 8 articles about Triphenyl-{phenyl-[phenyl-(triphenyl-λ⁵-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 95.0%

1-trimethylsilyl benzylidene triphenylphosphorane (99328-15-1) → Triphenyl-{phenyl-[phenyl-(triphenyl-λ5-phosphanylidene)-methylphosphanylidene]-methyl}-phosphonium; chloride (140199-81-1)

Guidance literature:

With phosphorus trichloride; In benzene; for 72h; Ambient temperature;

DOI:10.1016/S0022-328X(96)06443-1

Reference yield: 87.0%

1-trimethylsilyl benzylidene triphenylphosphorane (99328-15-1) → P(C(C6H5)P(C6H5)3)2(1+)*Cl(1-) = [P(C(C6H5)P(C6H5)3)2]Cl (140199-81-1,190962-39-1)

Guidance literature:

With phosphorus trichloride; In toluene; at 20 ℃; for 72h; Inert atmosphere; Schlenk technique;

DOI:10.1002/chem.202104074

Reference yield:

triphenylphosphine (603-35-0) → P(C(C6H5)P(C6H5)3)2(1+)*Cl(1-) = [P(C(C6H5)P(C6H5)3)2]Cl (140199-81-1,190962-39-1)

Guidance literature:

Multi-step reaction with 5 steps

1: toluene / 18 h / 80 °C / Inert atmosphere; Schlenk technique

2: sodium hexamethyldisilazane / 0 - 20 °C / Inert atmosphere; Schlenk technique

3: toluene / 20 °C / Inert atmosphere; Schlenk technique

4: sodium hexamethyldisilazane / toluene / 16 h / Inert atmosphere; Schlenk technique

5: phosphorus trichloride / toluene / 72 h / 20 °C / Inert atmosphere; Schlenk technique

With sodium hexamethyldisilazane; phosphorus trichloride; In toluene;

DOI:10.1002/chem.202104074

upstream raw materials:

1-trimethylsilyl benzylidene triphenylphosphorane

benzyltriphenylphosphonium bromide

triphenylphosphine

benzyl bromide

Downstream raw materials:

PH(BH₃)(C(C₆H₅)P(C₆H₅)3)2

P(Sn(C₆H₅)3)(C(C₆H₅)P(C₆H₅)3)2