2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Base Information

Chemical Name:2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile
CAS No.:1357267-62-9
Molecular Formula:C₆₃H₇₃N₃O
Molecular Weight:888.292
Hs Code.:

2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Synonyms:

Suppliers and Price of 2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of 2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of 2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

There total 3 articles about 2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile 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: 43.0%

: (6,8-di-tert-butyl-2-methyl-4H-chromen-4-ylidene)malononitrile

: 1357267-67-4
4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)benzaldehyde

: 1357267-62-9
2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Guidance literature:: With piperidine; In ethanol; at 140 ℃; for 5h;
DOI:10.1080/15421406.2011.599771

Reference yield:

: 37456-29-4
2,4-di-tert-butyl-6-acetylphenol

: 1357267-62-9
2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium hydride / tetrahydrofuran / 1 h / 20 °C

1.2: 1 h / 100 °C

1.3: 24 h / Heating

2.1: piperidine / ethanol / 5 h / 140 °C

With piperidine; sodium hydride; In tetrahydrofuran; ethanol; 2.1: Knoevenagel condensation;
DOI:10.1080/15421406.2011.599771

Reference yield:

: 10602-01-4
p-bromobenzaldehyde 1,3-dioxolane

: 1352756-40-1
4-bromo-2,7-di(tert-butyl)-9,9-diethyl-9H-fluorene

: 769-92-6
4-tert-Butylaniline

: 1357267-62-9
2-(6,8-di-tert-butyl-2-(4-((4-tert-butylphenyl)(2,7-di-tert-butyl-9,9-diethyl-9H-fluoren-4-yl)amino)styryl)-4H-chromen-4-ylidene)malononitrile

Guidance literature:: Multi-step reaction with 2 steps

1.1: tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; johnphos; sodium t-butanolate / toluene / 5 h / 80 °C / Inert atmosphere

1.2: 80 °C / Inert atmosphere

2.1: piperidine / ethanol / 5 h / 140 °C

With piperidine; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; johnphos; sodium t-butanolate; In ethanol; toluene; 1.2: Buchwald-Hartwig cross-coupling / 2.1: Knoevenagel condensation;
DOI:10.1080/15421406.2011.599771