racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate

Base Information

• Chemical Name: racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate
• CAS No.: 174751-01-0
• Molecular Formula: BF₄*C₅₅H₄₈O₂P₂Rh
• Molecular Weight: 992.643

Synonyms:

Chemical Property of racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate

Chemical Property:

Purity/Quality:

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Useful:

Technology Process of racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate

There total 1 articles about racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate 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: 75.0%

silver tetrafluoroborate (14104-20-2) + di-μ-chlorobis(norbornadiene)dirhodium(I) + 2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene (244301-10-8,174750-99-3) → racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate (174751-01-0)

Guidance literature:

In dichloromethane; byproducts: AgCl; metal compds. dissoln., stirring 1 h, filtration (AgCl removal), filtrate diln. (CH2Cl2), cooling to -78°C, org. compd. addn. dropwise over 2 h, stirring 30 min, solvent removal (vac.); recrystn. (pentane/THF, slow diffusion);

DOI:10.1016/0020-1693(95)04553-8

Reference yield:

racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate (174751-01-0) → (C10H6OC2H4P(C6H5)2)2RhH2(C4H8O)2(1+)*BF4(1-)=[(C10H6OC2H4P(C6H5)2)2RhH2(C4H8O)2](BF4) (174751-07-6)

Guidance literature:

With hydrogen; In tetrahydrofuran-d8; Rh-compd. dissoln. in air-free NMR tube, charging with H2 (1.2 atm);

DOI:10.1016/0020-1693(95)04553-8

Reference yield:

racemic η2-[2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene] η4-norbornadiene rhodium(I) tetrafluoroborate (174751-01-0) → (C10H6OC2H4P(C6H5)2)2Rh(1+)*BF4(1-)=[(C10H6OC2H4P(C6H5)2)2Rh](BF4) (174751-03-2)

Guidance literature:

With hydrogen; In dichloromethane-d2; Rh-compd. dissoln. in air-free NMR tube, charging with H2 (1.2 atm), standing 1 h;

DOI:10.1016/0020-1693(95)04553-8

upstream raw materials:

silver tetrafluoroborate

2,2'-bis(2-diphenylphosphinoethoxy)-1,1'-binaphthalene

Downstream raw materials:

(C₁₀H₆OC₂H₄P(C₆H₅)2)2RhH₂(C₄H₈O)2⁽¹⁺⁾*BF₄^(1-)=[(C₁₀H₆OC₂H₄P(C₆H₅)2)2RhH₂(C₄H₈O)2](BF₄)

(C₁₀H₆OC₂H₄P(C₆H₅)2)2Rh⁽¹⁺⁾*BF₄^(1-)=[(C₁₀H₆OC₂H₄P(C₆H₅)2)2Rh](BF₄)

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