triphenyl(propan-2-ylidene)-lambda~5~-phosphane

Base Information

• Chemical Name: triphenyl(propan-2-ylidene)-lambda~5~-phosphane
• CAS No.: 16666-80-1
• Molecular Formula: C21H21 P
• Molecular Weight: 304.371

Synonyms:Phosphorane,isopropylidenetriphenyl- (6CI,7CI,8CI);(1-Methylethylidene)triphenylphosphorane; (Dimethylmethylene)triphenylphosphorane;2-Propylidenetriphenylphosphorane; Isopropylenetriphenylphosphorane;Isopropylidenetriphenylphosphorane

Chemical Property of triphenyl(propan-2-ylidene)-lambda~5~-phosphane

Chemical Property:

• Vapor Pressure: 7.78E-08mmHg at 25°C
• Boiling Point: 449.1°C at 760 mmHg
• Flash Point: 225.4°C
• PSA: 9.81000
• Density: 1.08g/cm³
• LogP: 4.19270

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of triphenyl(propan-2-ylidene)-lambda~5~-phosphane

There total 17 articles about triphenyl(propan-2-ylidene)-lambda~5~-phosphane 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: 67.0%

Trimethylmethoxysilane (1825-61-2) + 3-methyl-2-phenyl-3-triphenylphosphonio-2-silabutane-2-thiolate (170378-90-2) → triphenylphosphonio-1-methylethanide (16666-80-1) + 3-methoxy-1,1,1,3-tetramethyl-3-phenyldisiloxane

Guidance literature:

With hexaethyldistannoxane; In perdeuteriopyridine; for 12h; under 0.001 Torr;

DOI:10.1007/BF00700186

Reference yield:

3,3,4,4-Tetramethyl-2,2,2-triphenyl-2λ5-[1,2]oxaphosphetane → benzophenone (119-61-9) + triphenylphosphonio-1-methylethanide (16666-80-1)

Guidance literature:

In tetrahydrofuran; tetrahydrofuran-d8; at 0 ℃; Rate constant;

DOI:10.1021/jo00251a047

Reference yield:

isopropyltriphenylphosphonium bromide (1530-33-2) → triphenylphosphonio-1-methylethanide (16666-80-1)

Guidance literature:

With n-butyllithium; In diethyl ether; hexane; for 4h; Heating;

upstream raw materials:

2-iodo-propane

triphenylphosphine

dimethyl sulfoxide; deprotonated form

isopropyltriphenylphosphonium iodide

Downstream raw materials:

2-methyl-5,5,5-triphenyl-pent-2-ene

3,3-dimethyl-2,2,2,5-tetraphenyl-2λ⁵-[1,2]oxaphospholane

2-methyl-2-(triphenylphosphonio)dithiopropionate betaine

methyl (dl)-trans-chrysanthemate

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