C₂₃H₃₃BrO₄

Base Information

Chemical Name:C₂₃H₃₃BrO₄
CAS No.:905291-20-5
Molecular Formula:C₂₃H₃₃BrO₄
Molecular Weight:453.417
Hs Code.:

C<sub>23</sub>H<sub>33</sub>BrO<sub>4</sub>

Synonyms:C₂₃H₃₃BrO₄

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Chemical Property of C₂₃H₃₃BrO₄

Chemical Property:

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Technology Process of C₂₃H₃₃BrO₄

There total 21 articles about C₂₃H₃₃BrO₄ 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: 76.0%

: 905291-19-2
C₂₆H₄₁BrO₄Si

: 905291-20-5
C₂₃H₃₃BrO₄

Guidance literature:: With tetrabutyl ammonium fluoride; In tetrahydrofuran; at 20 ℃;

Reference yield:

: 905291-15-8
3-bromo-2-(tert-butyl-dimethyl-silanyloxy)-4,5-dimethoxy-benzaldehyde

: 905291-20-5
C₂₃H₃₃BrO₄

Guidance literature:: Multi-step reaction with 5 steps

1.1: sodium tetrahydroborate / methanol / 0.5 h / 0 °C / Inert atmosphere

2.1: acetonitrile / 2 h / Reflux; Inert atmosphere

2.2: 1 h / 20 °C / Inert atmosphere

3.1: dmap; dicyclohexyl-carbodiimide / dichloromethane / 18 h / 20 °C / Inert atmosphere

4.1: triethylamine / tetrahydrofuran / 4 h / Reflux; Inert atmosphere

5.1: tetrabutyl ammonium fluoride / dichloromethane / 12 h / 25 °C / Inert atmosphere

With dmap; sodium tetrahydroborate; tetrabutyl ammonium fluoride; triethylamine; dicyclohexyl-carbodiimide; In tetrahydrofuran; methanol; dichloromethane; acetonitrile; 4.1: Wittig reaction;
DOI:10.1021/jm100531u

Reference yield:

: 874194-38-4
[3-bromo-2-(tert-butyl-dimethyl-silanyloxy)-4,5-dimethoxy-phenyl]-methanol

: 905291-20-5
C₂₃H₃₃BrO₄

Guidance literature:: Multi-step reaction with 4 steps

1.1: acetonitrile / 2 h / Reflux; Inert atmosphere

1.2: 1 h / 20 °C / Inert atmosphere

2.1: dmap; dicyclohexyl-carbodiimide / dichloromethane / 18 h / 20 °C / Inert atmosphere

3.1: triethylamine / tetrahydrofuran / 4 h / Reflux; Inert atmosphere

4.1: tetrabutyl ammonium fluoride / dichloromethane / 12 h / 25 °C / Inert atmosphere

With dmap; tetrabutyl ammonium fluoride; triethylamine; dicyclohexyl-carbodiimide; In tetrahydrofuran; dichloromethane; acetonitrile; 3.1: Wittig reaction;
DOI:10.1021/jm100531u