1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane

Base Information

• Chemical Name: 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane
• CAS No.: 516527-03-0
• Molecular Formula: C₃₉H₆₂P₂
• Molecular Weight: 592.869
• Mol file: 516527-03-0.mol

Synonyms:1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane

Chemical Property of 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane

There total 3 articles about 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane 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:

(3Z,10Z)-17-Bromo-2,2,12,12-tetramethyl-bicyclo[11.3.1]heptadeca-1(16),3,10,13(17),14-pentaene → 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane (516527-03-0)

Guidance literature:

Multi-step reaction with 3 steps

1.1: 97 percent / H₂ / PtO₂ / ethanol

2.1: n-BuLi / tetrahydrofuran

2.2: PCl₃ / tetrahydrofuran

3.1: DBU / tetrahydrofuran

With n-butyllithium; hydrogen; 1,8-diazabicyclo[5.4.0]undec-7-ene; platinum(IV) oxide; In tetrahydrofuran; ethanol;

DOI:10.1039/b209666h

Reference yield:

17-bromo-1,1,11,11-tetramethyl-[11]-metacyclophane (516527-01-8) → 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane (516527-03-0)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-BuLi / tetrahydrofuran

1.2: PCl₃ / tetrahydrofuran

2.1: DBU / tetrahydrofuran

With n-butyllithium; 1,8-diazabicyclo[5.4.0]undec-7-ene; In tetrahydrofuran;

DOI:10.1039/b209666h

Reference yield:

lithium 2,4,6-tris(tert-butyl)phenylphosphide (83115-13-3) + C21H33Cl2P (516527-02-9) → 1,1,11,11-tetramethyl-17-[(2,4,6-tri-t-butylphenyl)phosphinidenephosphino]-[11]-metacyclophane (516527-03-0)

Guidance literature:

With 1,8-diazabicyclo[5.4.0]undec-7-ene; In tetrahydrofuran;

DOI:10.1039/b209666h

upstream raw materials:

lithium 2,4,6-tris(tert-butyl)phenylphosphide

C₂₁H₃₃Cl₂P

17-bromo-1,1,11,11-tetramethyl-[11]-metacyclophane

Downstream raw materials:

3,3-dichloro-1-(2,2,12,12-tetramethyl-bicyclo[11.3.1]heptadeca-1⁽¹⁶⁾,13⁽¹⁷⁾,14-trien-17-yl)-2-(2,4,6-tri-tert-butyl-phenyl)-diphosphirane