B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole

Base Information

Chemical Name:B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole
CAS No.:1300008-93-8
Molecular Formula:C₂₉H₄₃BS₂Si₂
Molecular Weight:522.774
Hs Code.:

Synonyms:B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole

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Chemical Property of B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole

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Technology Process of B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole

There total 2 articles about B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole 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: 37.0%

: 1300008-97-2
3'-bromo-5,5'-bis(trimethylsilyl)-2,2'-bithienyl-3-boronic acid propane-1,3-diyl ester

: 108894-99-1
(2,4,6-triisopropylphenyl)magnesium bromide

: 1300008-93-8
B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole

Guidance literature:: 3'-bromo-5,5'-bis(trimethylsilyl)-2,2'-bithienyl-3-boronic acid propane-1,3-diyl ester; (2,4,6-triisopropylphenyl)magnesium bromide; In tetrahydrofuran; at 0 ℃; for 2.5h; Reflux; Inert atmosphere;

With tert.-butyl lithium; In diethyl ether; pentane; at -78 - 20 ℃; Inert atmosphere;
DOI:10.1021/ja2019977

Reference yield:

: 207742-50-5
3,3'-dibromo-5,5'-bis(trimethylsilyl)-2,2'-bithiophene

: 1300008-93-8
B-(2,4,6-triisopropylphenyl)-2,6-bis(trimethylsilyl)dithieno[3,2-b:2',3'-d]borole

Guidance literature:: Multi-step reaction with 2 steps

1.1: n-butyllithium / tetrahydrofuran; hexane / -78 °C / Inert atmosphere

1.2: -78 - 20 °C / Inert atmosphere

1.3: 1.5 h / 85 °C / Inert atmosphere; Molecular sieve

2.1: tetrahydrofuran / 2.5 h / 0 °C / Reflux; Inert atmosphere

2.2: -78 - 20 °C / Inert atmosphere

With n-butyllithium; In tetrahydrofuran; hexane;
DOI:10.1021/ja2019977