[(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC₆H₄)2C(p-MeC₆H₄)2O)]

Base Information

• Chemical Name: [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC₆H₄)2C(p-MeC₆H₄)2O)]
• CAS No.: 305819-51-6
• Molecular Formula: C₇₆H₈₆O₆SiTi
• Molecular Weight: 1171.48

Synonyms:[(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC₆H₄)2C(p-MeC₆H₄)2O)]

Chemical Property of [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC₆H₄)2C(p-MeC₆H₄)2O)]

Chemical Property:

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Technology Process of [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC₆H₄)2C(p-MeC₆H₄)2O)]

There total 1 articles about [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC₆H₄)2C(p-MeC₆H₄)2O)] 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: 92.0%

bis(p-methylphenyl)-methanone (611-97-2) + (C6H2(C(CH3)3)CH2O)4Ti(Si(CH3)2)(η6-1,2,4-C6H3(Si(CH3)3)3) (288094-59-7) → [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC6H4)2C(p-MeC6H4)2O)] (305819-51-6)

Guidance literature:

In n-heptane; ligand was added to soln. of Ti-complex in heptane, heated to 65°C with stirring for 1 h under N2, cooled to room temp.; solvent was removed under reduced pressure, cold pentane was added, stirred for 10 min, filtered, dried under vac.;

DOI:10.1021/ja0271577

Reference yield: 89.0%

4,4'-dimethyl-2,2'-bipyridines (1134-35-6) + [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC6H4)2C(p-MeC6H4)2O)] (305819-51-6) → [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(η2-OC(p-MeC6H4)2)(4,4'-dimethyl-2,2'-bipyridine)] (496857-34-2)

Guidance literature:

In pentane; byproducts: (p-MeC6H4)2CO; (N2); standard Schlenk technique; bipyridine (1 equiv.) was added to suspn. of Ti complex in pentane; mixt. was stirred at room temp. for 15 mini; filtered; residue washed (pentane); dried (vac.); elem. anal.;

DOI:10.1021/om020487f

Reference yield: 73.0%

[2,2]bipyridinyl (366-18-7) + [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(OC(p-MeC6H4)2C(p-MeC6H4)2O)] (305819-51-6) → [(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(η2-OC(p-MeC6H4)2)(2,2'-bipyridine)] (496857-33-1)

Guidance literature:

In pentane; byproducts: (p-MeC6H4)2CO; (N2); standard Schlenk technique; bipyridine (1 equiv.) was added to suspn. of Ti complex in pentane; mixt. was stirred at room temp. for 15 mini; filtered; residue washed (pentane); dried (vac.); elem. anal.;

DOI:10.1021/om020487f

upstream raw materials:

bis(p-methylphenyl)-methanone

(C6H2(C(CH3)3)CH2O)4Ti(Si(CH3)2)(η6-1,2,4-C6H3(Si(CH3)3)3)

Downstream raw materials:

[(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(η2-OC(p-MeC6H4)2)(2,2'-bipyridine)]

Ti(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)(OC(p-MeC₆H₃)2C₂(SiMe₃)H)

Ti(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)(OC(p-MeC₆H₃)2C₄(SiMe₃)2H₂)

[(1,2-alternate dimethylsilyl-bridged p-tert-butylcalix[4]arene dianion)Ti(η2-OC(p-MeC6H4)2)(1,10-phenanthroline)]

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