2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

Base Information

Chemical Name:2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]
CAS No.:1452808-66-0
Molecular Formula:C₅₅H₃₄N₂O₂S₄
Molecular Weight:883.151
Hs Code.:

Synonyms:2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

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Chemical Property of 2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

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Technology Process of 2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

There total 11 articles about 2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene] 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: 68.0%

: 267221-88-5
4-(diphenylamino)phenylboronic pinacol ester

: 1452808-69-3
2,2’-dibromo-6,6,’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

: 1452808-66-0
2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

Guidance literature:: With potassium fluoride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In 1,2-dimethoxyethane; water; at 85 ℃; for 23h; Inert atmosphere;
DOI:10.1021/ol402420w

Reference yield:

: 913712-91-1
4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

: 1452808-66-0
2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

Guidance literature:: Multi-step reaction with 3 steps

1: trichlorophosphate / 1,2-dichloro-ethane / 3 h / 0 - 20 °C / Inert atmosphere

2: N-Bromosuccinimide / tetrahydrofuran / 4 h / -78 - 20 °C / Inert atmosphere

3: tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium fluoride / water; 1,2-dimethoxyethane / 23 h / 85 °C / Inert atmosphere

With potassium fluoride; N-Bromosuccinimide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; trichlorophosphate; In tetrahydrofuran; 1,2-dimethoxyethane; water; 1,2-dichloro-ethane; 1: |Vilsmeier Reaction;
DOI:10.1021/ol402420w

Reference yield:

: 1452808-65-9
2,2’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

: 1452808-66-0
2,2’-bis[4-(diphenylamino)phenyl]-6,6’-diformyl-4,4’-spirobi[cyclopenta[2,1-b;3,4-b’]dithiophene]

Guidance literature:: Multi-step reaction with 2 steps

1: N-Bromosuccinimide / tetrahydrofuran / 4 h / -78 - 20 °C / Inert atmosphere

2: tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium fluoride / water; 1,2-dimethoxyethane / 23 h / 85 °C / Inert atmosphere

With potassium fluoride; N-Bromosuccinimide; tetrakis(triphenylphosphine) palladium⁽⁰⁾; In tetrahydrofuran; 1,2-dimethoxyethane; water;
DOI:10.1021/ol402420w