3,3',5,5'-TETRA-TERT-BUTYL-4,4'-STILBENEQUINONE

Base Information

• Chemical Name: 3,3',5,5'-TETRA-TERT-BUTYL-4,4'-STILBENEQUINONE
• CAS No.: 809-73-4
• Molecular Formula: C30H42 O2
• Molecular Weight: 434.662
• Mol file: 809-73-4.mol

Synonyms:2,5-Cyclohexadien-1-one,4,4'-ethanediylidenebis[2,6-di-tert-butyl- (6CI,7CI,8CI);2,6,2',6'-Tetra-tert-butyl-4,4'-ethanediylidenedi(2,5-cyclohexadien-1-one);3,3',5,5'-Tetra-tert-butyl-4,4'-stilbenequinone;3,3',5,5'-Tetrakis(tert-butyl)stilbene quinone;3,5,3',5'-Tetra-tert-butylstilbene-4,4'-quinone; 3,5,3',5'-Tetra-tert-butylstilbenequinone;4,4'-Ethanediylidenebis[2,6-di-tert-butyl-2,5-cyclohexadien-1-one]

Chemical Property of 3,3',5,5'-TETRA-TERT-BUTYL-4,4'-STILBENEQUINONE

Chemical Property:

• Vapor Pressure: 1.32E-11mmHg at 25°C
• Melting Point: 300 °C (decomp)
• Boiling Point: 537°C at 760 mmHg
• Flash Point: 197.3°C
• PSA: 34.14000
• Density: 1.062g/cm³
• LogP: 7.89460
• Storage Temp.: -20°C Freezer
• Solubility.: Chloroform (Slightly), Methanol (Slightly)

Purity/Quality:

98%,99%, ^*data from raw suppliers

3,?3'',?5,?5''-?Tetra-?tert-?butyl-?4,?4''-?stilbenequinone ^*data from reagent suppliers

Safty Information:

• Safety Statements: 22-24/25

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 3,?3'',?5,?5''-?Tetra-?tert-?butyl-?4,?4''-?stilbenequinone is a yellow product produced in the oxidation of 2,6-Di-tert-butyl-p-cresol (D429480) which is used in rubber base materials and tape adhesive.

Technology Process of 3,3',5,5'-TETRA-TERT-BUTYL-4,4'-STILBENEQUINONE

There total 33 articles about 3,3',5,5'-TETRA-TERT-BUTYL-4,4'-STILBENEQUINONE 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: 98.0%

2,6-di-tert-butyl-4-methyl-phenol (128-37-0) → 3,3',5,5'-tetra-tert-butyl-4,4'-stilbenequinone (809-73-4)

Guidance literature:

2,6-di-tert-butyl-4-methyl-phenol; With potassium iodide; In isopropyl alcohol; at 70 ℃; for 0.5h;

With dihydrogen peroxide; In isopropyl alcohol; at 70 - 75 ℃; for 9h;

DOI:10.1134/S0036023618020109

Reference yield: 72.0%

2,6-di-tert-butyl-4-methylene-2,5-cyclohexadien-1-one (2607-52-5) → 1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane (1516-94-5) + 2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone (4359-97-1) + 3,3',5,5'-tetra-tert-butyl-4,4'-stilbenequinone (809-73-4) + 2,6-Di-tert-butyl-4,4-bis-(3,5-di-tert-butyl-4-hydroxy-benzyl)-cyclohexa-2,5-dienone (62078-82-4)

Guidance literature:

With 4,4'-Methylenebis(2,6-di-tert-butylphenol); triethylamine; In pentane; at 30 ℃;

DOI:10.1021/jo00027a053

Reference yield: 72.0%

4,4'-Methylenebis(2,6-di-tert-butylphenol) (118-82-1) + 2,6-di-tert-butyl-4-methylene-2,5-cyclohexadien-1-one (2607-52-5) → 1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane (1516-94-5) + 2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone (4359-97-1) + 3,3',5,5'-tetra-tert-butyl-4,4'-stilbenequinone (809-73-4) + 2,6-Di-tert-butyl-4,4-bis-(3,5-di-tert-butyl-4-hydroxy-benzyl)-cyclohexa-2,5-dienone (62078-82-4)

Guidance literature:

With triethylamine; In pentane; at 30 ℃;

DOI:10.1021/jo00027a053

upstream raw materials:

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

4-(bromomethyl)-2,6-di-tert-butylphenol

chloroform

dibenzoyl peroxide

Downstream raw materials:

1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane

2,6-di-tert-butyl-4-[(E)-2-(3,5-di-tert-butyl-4-hydroxyphenyl)ethenyl]phenol

3,5,3',5'-tetra-tert-butyl-α,α'-dichloro-bibenzyl-4,4'-diol

1,2-di(3',5'-di-tert-butyl-4'-hydroxyphenyl)ethene