tris(3,5-di-tert-butylpyrazolate)aluminium

Base Information

• Chemical Name: tris(3,5-di-tert-butylpyrazolate)aluminium
• CAS No.: 252912-94-0
• Molecular Formula: C₃₃H₅₇AlN₆
• Molecular Weight: 564.837
• Mol file: 252912-94-0.mol

Synonyms:

Chemical Property of tris(3,5-di-tert-butylpyrazolate)aluminium

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of tris(3,5-di-tert-butylpyrazolate)aluminium

There total 3 articles about tris(3,5-di-tert-butylpyrazolate)aluminium 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: 45.0%

alane-N,N-dimethylethylamine complex (124330-23-0) + water (7732-18-5) + 3,5-di-tert-butylpyrazole (1132-14-5) → tris(3,5-di-tert-butylpyrazolate)aluminium (252912-94-0) + [(η2-3,5-di-tert-butylpyrazplate)AlH(μ:η1,η1-3,5-di-tert-butyl-pyrazolate)2AlH(OH)] (860009-54-7) + (η2-3,5-di-tert-butylpyrazplate)AlH(μ:η1,η1-3,5-di-tert-butyl-pyrazolate)2AlH(η1-3,5-di-tert-butylpyrazolate) (860009-55-8)

Guidance literature:

In toluene; Ar, Al:N compd. 2:3 or 2:4 molar ratio, Al compd. reacted with pyrazole,water added (1 equiv.), stirred for 2 h; volatiles removed (vac.), ppt dissolved (hexane), filtered (Celite), fractional crystn.;

DOI:10.1002/ejic.200400660

Reference yield: 23.0%

1,2-dimethoxyethane (110-71-4) + bis(pentafluorophenyl)mercury(II) (973-17-1) + 3,5-di-tert-butylpyrazole (1132-14-5) + aluminium (7429-90-5) → tris(3,5-di-tert-butylpyrazolate)aluminium (252912-94-0) + Al2(((CH3)3C)2C3HN2)3(C6F5)2(OCH2CH2OCH3) (1261219-69-5)

Guidance literature:

With Hg; In 1,2-dimethoxyethane; Sonication; Al foil combined with pyrazole-compd., Hg-compd and Hg in a Schlenk flask, dried under vac. for ca. 3 h, DME added, placed in a sonic bath for 48-72 h; separated through a filter cannula, concentrated, stored at ambient temp. or cooled to 5°C, elem. anal., filtrate evaporated, stored at room temp. overnight;

DOI:10.1016/j.jorganchem.2010.08.007

Reference yield: 23.0%

[(η2-3,5-di-tert-butylpyrazplate)AlH(μ:η1,η1-3,5-di-tert-butyl-pyrazolate)2AlH2] (860009-53-6) + water (7732-18-5) → tris(3,5-di-tert-butylpyrazolate)aluminium (252912-94-0) + [(η2-3,5-di-tert-butylpyrazplate)AlH(μ:η1,η1-3,5-di-tert-butyl-pyrazolate)2AlH(OH)] (860009-54-7) + (η2-3,5-di-tert-butylpyrazplate)AlH(μ:η1,η1-3,5-di-tert-butyl-pyrazolate)2AlH(η1-3,5-di-tert-butylpyrazolate) (860009-55-8)

Guidance literature:

In toluene; byproducts: H2; Ar, a soln. of Al compd. treated with water at -78°C, stirred at -78°C for 3 h, stirred at ambient temp. for 15 h; volatiles removed (vac.), ppt dissolved (hexane), filtered (Celite), fractional crystn.; elem. anal.;

DOI:10.1002/ejic.200400660

upstream raw materials:

[(η2-3,5-di-tert-butylpyrazplate)AlH(μ:η1,η1-3,5-di-tert-butyl-pyrazolate)2AlH2]

water

alane-N,N-dimethylethylamine complex

3,5-di-tert-butylpyrazole