1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene

Base Information

• Chemical Name: 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene
• CAS No.: 172325-77-8
• Molecular Formula: C₃₈H₃₀BP
• Molecular Weight: 528.441
• Mol file: 172325-77-8.mol

Synonyms:

Chemical Property of 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene

There total 2 articles about 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene 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: 22.3%

triphenylborane (960-71-4) + chloro-diphenylphosphine (1079-66-9,74391-44-9) + phenylacetylene (536-74-3) → 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene (172325-77-8)

Guidance literature:

With C₆H₅Li; In tetrahydrofuran; diethyl ether; under N2; PhLi in Et2O is added dropwise to phenylacetylene in Et2O at 0°C with stirring, stirred at 20°C for 0.5 h, BPh3 in THF is added, stirred for 1 h at 20°C PPh2Cl in Et2O is added, refluxed for 2.5 h; ppt. is filtd., the filtrate is evapd., ppt. and residue are combined. recrystd. (DMF-MeCN), elem. anal.;

DOI:10.1007/BF00697092

Reference yield:

sodium tetraphenyl borate (143-66-8) + chloro-diphenylphosphine (1079-66-9,74391-44-9) + diphenyl acetylene (501-65-5) → 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene (172325-77-8)

Guidance literature:

In 1,2-dimethoxyethane; byproducts: biphenyl, NaCl; Irradiation (UV/VIS); all manipulations under Ar atm.; soln. of compds. in sealed ampoule irradiated by UV light (Osram 150 W) for 72 h; suspn. concd. in Schlenk flask, filtered, solvent evaporated in vac., org. by-product sublimed in high-vacuum, impurities (biphenyl, NaBPh4) remained, product identified by NMR spectroscopy as E isomer;

DOI:10.1515/znb-2006-0717

Reference yield: 48.0%

sulfur (10544-50-0) + 1,2-diphenyl-1-diphenylboranyl-2-diphenylphosphanyl-ethene (172325-77-8) → (2-diphenylboryl-1,2-diphenylethenyl)diphenylphosphine sulfide (172325-79-0)

Guidance literature:

In toluene; the starting boryl-compd. and sulfur are dissolved in toluene, refluxed for 2 h; toluene is removed in vac., the residue is recrystd. (acetone-MeCN; MeCN; benzene), elem. anal.;

DOI:10.1007/BF00697092

upstream raw materials:

sodium tetraphenyl borate

chloro-diphenylphosphine

diphenyl acetylene

triphenylborane

Downstream raw materials:

6-isopropyl-2,2,3,4,5,5-hexaphenyl-1-oxa-5-phosphonia-2-borata-3-cyclohexene

(2-diphenylboryl-1,2-diphenylethenyl)diphenylphosphine sulfide

1,2,2,3,4,5,5-heptaphenyl-6-phenylimino-1-aza-5-phosphonia-2-borata-3-cyclohexene