4,5-bis(diphenylphosphino)-9-isopropylidenexanthene

Base Information

• Chemical Name: 4,5-bis(diphenylphosphino)-9-isopropylidenexanthene
• CAS No.: 261733-14-6
• Molecular Formula: C₄₀H₃₂OP₂
• Molecular Weight: 590.641
• Mol file: 261733-14-6.mol

Synonyms:4,5-bis(diphenylphosphino)-9-isopropylidenexanthene

Chemical Property of 4,5-bis(diphenylphosphino)-9-isopropylidenexanthene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4,5-bis(diphenylphosphino)-9-isopropylidenexanthene

There total 1 articles about 4,5-bis(diphenylphosphino)-9-isopropylidenexanthene 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: 52.0%

9-isopropylidenexanthene (101109-86-8) + trityl chloride (76-83-5) → 4,5-bis(diphenylphosphino)-9-isopropylidenexanthene (261733-14-6)

Guidance literature:

9-isopropylidenexanthene; With n-butyllithium; N,N,N,N,-tetramethylethylenediamine; In diethyl ether; at 0 - 20 ℃; Inert atmosphere;

trityl chloride; In diethyl ether; hexane; at 0 ℃; Inert atmosphere;

With hydrogenchloride; sodium chloride; In diethyl ether; hexane; water; Inert atmosphere;

DOI:10.1007/s10870-011-0233-1

Reference yield: 87.0%

4,5-bis(diphenylphosphino)-9-isopropylidenexanthene (261733-14-6) + tetrakis(acetonitrile)copper(I)tetrafluoroborate + 2.9-dimethyl-1,10-phenanthroline (484-11-7) → [Cu(isopropxantphos)(2,9-dimethyl-1,10-phenanthroline)](BF4)

Guidance literature:

4,5-bis(diphenylphosphino)-9-isopropylidenexanthene; tetrakis(acetonitrile)copper(I)tetrafluoroborate; In dichloromethane; at 20 ℃; for 2h; Inert atmosphere; Schlenk technique;

2.9-dimethyl-1,10-phenanthroline; In dichloromethane; at 20 ℃; for 2h; Inert atmosphere; Schlenk technique;

DOI:10.1021/acs.inorgchem.1c00804

Reference yield:

(acetylacetonato)dicarbonylrhodium (l) + 4,5-bis(diphenylphosphino)-9-isopropylidenexanthene (261733-14-6) → (isopropxantphos)Rh(CO)2H (261926-99-2,259213-04-2,261926-87-8)

Guidance literature:

In benzene-d6; soln. of Rh complex and P compd. in C6D6 pressurized with 20 bar of CO/H2 (1:1) and stirred for 2 h at 70°C, cooled to room temp., mixt. depressurized and transferred into NMR tube; not sepd., detected by NMR at atm. pressure;

DOI:10.1021/om990734o

upstream raw materials:

9-isopropylidenexanthene

trityl chloride

Downstream raw materials:

(isopropxantphos)Rh(CO)2H

(isopropxantphos)Rh(CO)H(PPh₃)