2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile

Base Information

Chemical Name:2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile
CAS No.:1416700-61-2
Molecular Formula:C₃₄H₂₉N₃
Molecular Weight:479.624
Hs Code.:

Synonyms:

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Chemical Property of 2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile

Chemical Property:

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Technology Process of 2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile

There total 4 articles about 2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)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:

: 287493-15-6
2-bromo-9,9-diethyl-9H-fluorene

: 1416700-61-2
2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile

Guidance literature:: Multi-step reaction with 3 steps

1: aluminum (III) chloride / dichloromethane / 20 h / 0 - 20 °C / Inert atmosphere

2: caesium carbonate; palladium diacetate; tri-tert-butyl phosphine / toluene / 36 h / 120 °C / Inert atmosphere

3: pyridine; titanium tetrachloride / chloroform / 0.5 h / Inert atmosphere

With pyridine; aluminum (III) chloride; tri-tert-butyl phosphine; palladium diacetate; titanium tetrachloride; caesium carbonate; In dichloromethane; chloroform; toluene; 1: |Friedel-Crafts Acylation / 3: |Knoevenagel Condensation;
DOI:10.1021/jo302423p

Reference yield:

: 1416738-89-0
1-(2-bromo-9,9-diethyl-9H-fluoren-7-yl)ethanone

: 1416700-61-2
2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile

Guidance literature:: Multi-step reaction with 2 steps

1: caesium carbonate; palladium diacetate; tri-tert-butyl phosphine / toluene / 36 h / 120 °C / Inert atmosphere

2: pyridine; titanium tetrachloride / chloroform / 0.5 h / Inert atmosphere

With pyridine; tri-tert-butyl phosphine; palladium diacetate; titanium tetrachloride; caesium carbonate; In chloroform; toluene; 2: |Knoevenagel Condensation;
DOI:10.1021/jo302423p

Reference yield:

: 2294-79-3
9,9-diethyl-9H-fluorene

: 1416700-61-2
2-(1-(2-(diphenylamino)-9,9-diethyl-9H-fluoren-7-yl)ethylidene)malononitrile

Guidance literature:: Multi-step reaction with 4 steps

1: N-Bromosuccinimide; 1,2-propylene cyclic carbonate

2: aluminum (III) chloride / dichloromethane / 20 h / 0 - 20 °C / Inert atmosphere

3: caesium carbonate; palladium diacetate; tri-tert-butyl phosphine / toluene / 36 h / 120 °C / Inert atmosphere

4: pyridine; titanium tetrachloride / chloroform / 0.5 h / Inert atmosphere

With pyridine; 1,2-propylene cyclic carbonate; aluminum (III) chloride; N-Bromosuccinimide; tri-tert-butyl phosphine; palladium diacetate; titanium tetrachloride; caesium carbonate; In dichloromethane; chloroform; toluene; 2: |Friedel-Crafts Acylation / 4: |Knoevenagel Condensation;
DOI:10.1021/jo302423p