2,3-Dimethyl-2,3-bis(4-tert-butylphenyl)butane

Base Information

• Chemical Name: 2,3-Dimethyl-2,3-bis(4-tert-butylphenyl)butane
• CAS No.: 5171-91-5
• Molecular Formula: C26H38
• Molecular Weight: 350.588
• Mol file: 5171-91-5.mol

Synonyms:

Chemical Property of 2,3-Dimethyl-2,3-bis(4-tert-butylphenyl)butane

Chemical Property:

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,3-Dimethyl-2,3-bis(4-tert-butylphenyl)butane

There total 6 articles about 2,3-Dimethyl-2,3-bis(4-tert-butylphenyl)butane 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:

2-(1-butylthio)-2-phenylpropane (4148-94-1) + 2-(4-tert-butylphenyl)-2-(phenylsulfanyl)propane (196494-24-3) → dicumene (1889-67-4) + 2,3-bis-(4-tert-butyl-phenyl)-2,3-dimethyl-butane (5171-91-5) + 2-(4-tert-butylphenyl)-2,3-dimethyl-3-phenylbutane

Guidance literature:

With LDMAN; Yield given. Multistep reaction. Yields of byproduct given; 1.) THF, -78 deg C, 10 min, 2.) THF, 0 deg C, 1.5 h;

DOI:10.1016/S0040-4020(97)00544-9

Reference yield:

2-(4-(tert-butyl)phenyl)propan-2-ol (23853-82-9) → 2,3-bis-(4-tert-butyl-phenyl)-2,3-dimethyl-butane (5171-91-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 95 percent / ZnI₂ / 1,2-dichloro-ethane / 1 h / Ambient temperature

2: 1.) LDMAN / 1.) THF, -78 deg C, 10 min, 2.) THF, 0 deg C, 1.5 h

With LDMAN; zinc(II) iodide; In 1,2-dichloro-ethane;

DOI:10.1016/S0040-4020(97)00544-9

Reference yield:

→ 2,3-bis-(4-tert-butyl-phenyl)-2,3-dimethyl-butane (5171-91-5)

Guidance literature:

With hydrogen bromide; acetic acid; Behandlung des erhaltenen, nicht naeher beschriebenen 1-<α-Brom-isopropyl>-4-tert.-butyl-benzols mit Zink und Eisessig;

upstream raw materials:

2-(1-butylthio)-2-phenylpropane

2-(4-tert-butylphenyl)-2-(phenylsulfanyl)propane

isobutyraldehyde

2-(4-(tert-butyl)phenyl)propan-2-ol

Refernces