triphenylphosphaethene

Base Information

• Chemical Name: triphenylphosphaethene
• CAS No.: 79908-21-7
• Molecular Formula: C₁₉H₁₅P
• Molecular Weight: 274.302
• Mol file: 79908-21-7.mol

Synonyms:triphenylphosphaethene

Chemical Property of triphenylphosphaethene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
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MSDS Files:

Useful:

Technology Process of triphenylphosphaethene

There total 5 articles about triphenylphosphaethene 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:

bis(trimethylsilyl)phenylphosphine (24103-44-4) → triphenylphosphaethene (79908-21-7) + C38H30P2

Guidance literature:

Multi-step reaction with 2 steps

1: lithium ethoxide / tetrahydrofuran / 4 h / 20 °C

2: diethyl ether / 20 °C / Glovebox

With lithium ethoxide; In tetrahydrofuran; diethyl ether;

DOI:10.1002/ejic.201801322

Reference yield:

phenylphosphane (638-21-1) → triphenylphosphaethene (79908-21-7) + C38H30P2

Guidance literature:

Multi-step reaction with 3 steps

1.1: methyllithium / diethyl ether / 4 h / -10 - 20 °C / Glovebox; Reflux

1.2: 10 h / -78 - 20 °C / Glovebox

2.1: lithium ethoxide / tetrahydrofuran / 4 h / 20 °C

3.1: diethyl ether / 20 °C / Glovebox

With methyllithium; lithium ethoxide; In tetrahydrofuran; diethyl ether;

DOI:10.1002/ejic.201801322

Reference yield:

benzophenone (119-61-9) + Lithium(phenyl)(trimethylsilyl)phosphanid (79908-20-6) → triphenylphosphaethene (79908-21-7) + C38H30P2

Guidance literature:

In diethyl ether; at 20 ℃; Glovebox;

DOI:10.1002/ejic.201801322

upstream raw materials:

benzophenone

Lithium(phenyl)(trimethylsilyl)phosphanid

bis(trimethylsilyl)phenylphosphine

phenylphosphane

Downstream raw materials:

1-bromo-4-(2,2-diphenylvinyl)benzene

Triphenylethylene