3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

Base Information

Chemical Name:3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)
CAS No.:1448442-60-1
Molecular Formula:C₄₀H₄₈N₂O₂
Molecular Weight:588.833
Hs Code.:

Synonyms:3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

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Chemical Property of 3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

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Technology Process of 3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

There total 4 articles about 3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol) 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: 80.0%

: 20485-44-3
2,3-dimethyl-2,3-diaminobutane

: 1448442-53-2
2-hydroxy-2',4',5,6'-tetramethyl-[1,1'-biphenyl]-3-carbaldehyde

: 1448442-60-1
3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

Guidance literature:: With air; In methanol; at 65 ℃; for 7h;
DOI:10.1021/ja405151n

Reference yield:

: 2633-66-1
2-mesitylmagnesium bromide

: 1448442-60-1
3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium hydride / tetrahydrofuran / 0.17 h / 0 - 22 °C / Reflux

1.2: 12 h / Reflux

2.1: triethylamine; formaldehyd / tetrahydrofuran; diethyl ether; toluene / 12 h / 0 - 80 °C

3.1: air / methanol / 7 h / 65 °C

With formaldehyd; sodium hydride; triethylamine; In tetrahydrofuran; methanol; diethyl ether; toluene; 1.1: |Kumada Cross-Coupling;
DOI:10.1021/ja405151n

Reference yield:

: 6627-55-0
2-bromo-p-cresol

: 1448442-60-1
3,3''-((1E,1'E)-((2,3-dimethylbutane-2,3-diyl)bis(azanylylidene))bis(methanylylidene))bis(2',4',5,6'-tetramethyl-[1,1'-biphenyl]-2-ol)

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium hydride / tetrahydrofuran / 0.17 h / 0 - 22 °C / Reflux

1.2: 12 h / Reflux

2.1: triethylamine; formaldehyd / tetrahydrofuran; diethyl ether; toluene / 12 h / 0 - 80 °C

3.1: air / methanol / 7 h / 65 °C

With formaldehyd; sodium hydride; triethylamine; In tetrahydrofuran; methanol; diethyl ether; toluene; 1.1: |Kumada Cross-Coupling;
DOI:10.1021/ja405151n