Phenylethynyldiphenylphosphine

Base Information

• Chemical Name: Phenylethynyldiphenylphosphine
• CAS No.: 7608-17-5
• Molecular Formula: C20H15P
• Molecular Weight: 286.313
• Mol file: 7608-17-5.mol

Synonyms:1-diphenylphosphino-2-phenylethyne;P,P-diphenyl-P-phenylethynylphosphane;2-diphenylphosphino-1-phenylethyne;2-diphenylphosphino-1-phenylacetylene;

Chemical Property of Phenylethynyldiphenylphosphine

Chemical Property:

• Vapor Pressure: 5.77E-07mmHg at 25°C
• Boiling Point: 422.8°C at 760 mmHg
• Flash Point: 221.4°C
• PSA: 13.59000
• LogP: 4.12850

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Phenylethynyldiphenylphosphine

There total 9 articles about Phenylethynyldiphenylphosphine 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%

chloro-diphenylphosphine (1079-66-9,74391-44-9) + phenylacetylene (536-74-3) → 2-diphenylphosphino-1-phenylethyne (7608-17-5)

Guidance literature:

With copper(l) iodide; triethylamine; In toluene; at 20 ℃;

DOI:10.1055/s-2003-42493

Reference yield: 62.0%

C24H27Cl3NPSi + phenylacetylene (536-74-3) → 2-diphenylphosphino-1-phenylethyne (7608-17-5) + C56H54N2Si2

Guidance literature:

phenylacetylene; With n-butyllithium; In diethyl ether; hexane; at -30 - 20 ℃; for 3h; Inert atmosphere;

C₂₄H₂₇Cl₃NPSi; In tetrahydrofuran; diethyl ether; hexane; at -78 - 20 ℃; for 12h; Inert atmosphere;

DOI:10.1021/om401095n

Reference yield: 52.0%

tetrahydrofuran (109-99-9,24979-97-3,77392-70-2) + C19H17Cl3NPSi + phenylacetylene (536-74-3) → 2-diphenylphosphino-1-phenylethyne (7608-17-5) + C93H68N4Si3 + C69H51N3Si3*2C4H8O

Guidance literature:

phenylacetylene; With n-butyllithium; In diethyl ether; hexane; at -30 - 20 ℃; for 3h; Inert atmosphere;

tetrahydrofuran; C₁₉H₁₇Cl₃NPSi; In diethyl ether; hexane; at -78 - 20 ℃; for 12h; Inert atmosphere;

DOI:10.1021/om401095n

upstream raw materials:

phenylethynyl chloride

lithium diphenylphosphide

phenylethynylmagnesium bromide

chloro-diphenylphosphine

Downstream raw materials:

2,4,4-triphenyl-4H-[1,4]oxaphosphininium; bromide

P,P-diphenyl-P-phenylethynylphosphane sulphide

2-(4-Nitro-phenyl)-4,4,6-triphenyl-4-phosphonia-pyran-bromid, 2-(4-Nitro-phenyl)-4,4,6-triphenyl-1-oxa-4-phosphonia-cyclohexadien-(2,5)-bromid

3-methyl-2,4,4,6-tetraphenyl-4H-[1,4]oxaphosphininium; bromide