Aluminum, [2,6-bis(1,1-dimethylethyl)-4-methylphenolato]dimethyl-

Base Information

• Chemical Name: Aluminum, [2,6-bis(1,1-dimethylethyl)-4-methylphenolato]dimethyl-
• CAS No.: 86803-85-2
• Molecular Formula: C₁₇H₂₉AlO
• Molecular Weight: 276.398
• Mol file: 86803-85-2.mol

Synonyms:Me2Al(2,6-di-tert-butyl-4-methylphenoxide);dimethylaluminum 2,6-di-tert-butyl-4-methylphenoxyde;dimethylaluminium 2,6-di-t-butyl-4-methylphenoxide;

Chemical Property of Aluminum, [2,6-bis(1,1-dimethylethyl)-4-methylphenolato]dimethyl-

Chemical Property:

• PSA: 9.23000
• LogP: 5.60070

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Aluminum, [2,6-bis(1,1-dimethylethyl)-4-methylphenolato]dimethyl-

There total 4 articles about Aluminum, [2,6-bis(1,1-dimethylethyl)-4-methylphenolato]dimethyl- 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: 78.0%

2,6-di-tert-butyl-4-methyl-phenol (128-37-0) + trimethylaluminum (75-24-1) → trimethylaluminium dimer + dimethylaluminum 2,6-di-tert-butyl-4-methylphenoxide (86803-85-2)

Guidance literature:

In hexane; benzene; To a soln. of phenol in benzene is added a soln. of AlMe3 in hexane and stirred for 12 h (N2).; removal of solvent under vacuum; elem. anal.;

DOI:10.1021/om00102a020

Reference yield:

2,6-di-tert-butyl-4-methyl-phenol (128-37-0) + trimethylaluminum (75-24-1) → dimethylaluminum 2,6-di-tert-butyl-4-methylphenoxide (86803-85-2)

Guidance literature:

In hexane; toluene; dropwise addn. of trimethylaluminum in hexane to soln. of 2,6-di-t-butyl-4-methylphenol in toluene at 0°C under N2, stirring at 0°C for 30 min, then at 25°C for 30 min; not isolated from soln.;

DOI:10.1246/bcsj.54.3033

Reference yield:

trimethylaluminum (75-24-1) + bis(2,6-di-tert-butyl-4-methylphenoxide)methylaluminum (56252-55-2) → trimethylaluminium dimer + [Me2Al(2,6-di-tert-butyl-4-methylphenoxide)]2 + dimethylaluminum 2,6-di-tert-butyl-4-methylphenoxide (86803-85-2)

Guidance literature:

In ⁽²⁾H₈-toluene; (Ar); std. Schlenk technique; AlMe3 (1 equiv.) and Al-phenoxide compd. (1 equiv.) were mixed in toluene-d8; NMR monitoring; not isolated;

DOI:10.1021/om060474s

upstream raw materials:

2,6-di-tert-butyl-4-methyl-phenol

trimethylaluminum

bis(2,6-di-tert-butyl-4-methylphenoxide)methylaluminum

2,6-di-t-butyl-4-methylphenol anionic form

Refernces

• 1、 Stapleton, Russell A.,Al-Humydi, Abdulaziz,Chai, Jianfang,Galan, Brandon R.,Collins, Scott. "Sterically hindered aluminum alky is: Weakly interacting scavenging agents of use in olefin polymerization". . p. 5083 - 5092. Retrieved 2008/10/09.
• 2、 Iguchi,Nakai,Hayashi,et al.. "Diisobutylaluminum 2,6-di-t-butyl-4-methylphenoxide. Novel stereoselective reducing agent for prostaglandin synthesis". . p. 3033 - 3041. Retrieved 2007/10/02.