1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

Base Information

Chemical Name:1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene
CAS No.:955035-36-6
Molecular Formula:C₄₀H₄₆O₂
Molecular Weight:558.804
Hs Code.:

Synonyms:1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

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Chemical Property of 1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

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Technology Process of 1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

There total 5 articles about 1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene 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: 83.0%

: 955035-35-5
1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)acenaphthylene

: 955035-36-6
1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

Guidance literature:: With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In toluene; at 20 ℃; for 1h;
DOI:10.1055/s-2007-984897

Reference yield:

: 1139-52-2
4-bromo-2,6-di-tert-butylphenol

: 955035-36-6
1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

Guidance literature:: Multi-step reaction with 3 steps

1: t-BuLi; B(Oi-Pr)3

2: 98 percent / K₂CO₃ / Pd(PPh₃)4 / 1,2-dimethoxy-ethane; H₂O / 18 h / Heating

3: 83 percent / DDQ / toluene / 1 h / 20 °C

With Triisopropyl borate; tert.-butyl lithium; potassium carbonate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In 1,2-dimethoxyethane; water; toluene; 2: Suzuki-Miyaura coupling;
DOI:10.1055/s-2007-984897

Reference yield:

: 13019-33-5
1,2-dibromoacenaphthylene

: 955035-36-6
1,2-bis(3,5-di-tert-butyl-4-oxo-2,5-cyclohexadien-1-ylidene)-1,2-dihydroacenaphthylene

Guidance literature:: Multi-step reaction with 2 steps

1: 98 percent / K₂CO₃ / Pd(PPh₃)4 / 1,2-dimethoxy-ethane; H₂O / 18 h / Heating

2: 83 percent / DDQ / toluene / 1 h / 20 °C

With potassium carbonate; 2,3-dicyano-5,6-dichloro-p-benzoquinone; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In 1,2-dimethoxyethane; water; toluene; 1: Suzuki-Miyaura coupling;
DOI:10.1055/s-2007-984897