(R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene

Base Information

• Chemical Name: (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene
• CAS No.: 386229-98-7
• Molecular Formula: C₉₀H₁₀₀N₂O₆P₂
• Molecular Weight: 1367.74
• Mol file: 386229-98-7.mol

Synonyms:

Chemical Property of (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene

There total 1 articles about (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene 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: 76.0%

(R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinoylmethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene (386229-97-6) → (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene (386229-98-7)

Guidance literature:

With phenylsilane; for 504h; Heating;

DOI:10.1039/b101369f

Reference yield: 86.0%

silver tetrafluoroborate (14104-20-2) + di-μ-chlorobis(norbornadiene)dirhodium(I) + (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene (386229-98-7) → (norbornadiene)(cis-(P,P')-(R,R)-[5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene])rhodium(I) tetrafluoroborate

Guidance literature:

In tetrahydrofuran; dichloromethane; byproducts: AgCl; addn. of a soln. of silver salt in THF to a soln. of rhodium complex in CH2Cl2, stirring for 5 min, decantation from AgCl, soln. filtered through Celite, addn. to a soln. of ligand in CH2Cl2, stirring for 1 h; concn., addn. of pentane; elem. anal.;

DOI:10.1039/b101369f

Reference yield: 77.0%

silver tetrafluoroborate (14104-20-2) + (2-methylallyl)palladium-chloride dimer + (R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene (386229-98-7) → (η3-2-methylallyl)-(P,P')-(R,R)-(5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinomethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene)palladium(II) tetrafluoroborate

Guidance literature:

In tetrahydrofuran; dichloromethane; byproducts: AgCl; addn. of a soln. of silver salt in THF to a soln. of palladium complex in CH2Cl2, stirring for 5 min, decantation from AgCl, soln. filtered through Celite, addn. to a soln. of ligand in CH2Cl2, stirring for 1 h; concn., addn. of pentane; elem. anal.;

DOI:10.1039/b101369f

upstream raw materials:

(R,R)-5,11,17,23-tetra-tert-butyl-25,26-bis(diphenylphosphinoylmethoxy)-27,28-bis[(1-phenylethyl)carbamoylmethoxy]calix[4]arene