Technology Process of 2,2',5,5'-tetraphenyl-1,1'-bisphosphole
There total 1 articles about 2,2',5,5'-tetraphenyl-1,1'-bisphosphole 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:
- Guidance literature:
-
1,8-diphenyl-1,7-octadiyne;
With
n-butyllithium; zirconocene dichloride;
In
tetrahydrofuran; hexane;
at 20 ℃;
for 12h;
With
phosphorus tribromide;
In
tetrahydrofuran; hexane;
at 20 ℃;
for 96h;
DOI:10.1021/ja0317067
- Guidance literature:
-
In
diethyl ether;
under N2 atm. soln. LiCH2SiMe in ether was added to suspn. FeCl2(THF)1.5in ether at -35°C, stirred for 2 min, soln. Li complex in ether was added at -35°C, stirred for 1 h; soln. was evapd. in vacuo, residue was dissolved in THF, soln. was centrifuged, concd. and layered with hexane, kept for 2 days; elem. anal.;
DOI:10.1021/ja054152b
- Guidance literature:
-
With
Li;
In
tetrahydrofuran;
under Ar, Schlenk techniques; Li added to soln. 1,1'-diphosphole in THF at room temp., mixt. stirred at room temp. for 4 h, Fe compd. added, mixt. stirred for 3 h; soln. filtered through basic alumina, filtrate evapd. under vac., crystn. from pentane;
DOI:10.1021/om050593s
