Carbamic acid, dimethyl-, 4-[1-bromo-3-[[(1,1-dimethylethyl)diphenylsilyl]oxy]propyl]-3-ethenylphen yl ester

Base Information

Chemical Name:Carbamic acid, dimethyl-, 4-[1-bromo-3-[[(1,1-dimethylethyl)diphenylsilyl]oxy]propyl]-3-ethenylphen yl ester
CAS No.:649722-52-1
Molecular Formula:C30H36BrNO3Si
Molecular Weight:566.61
Hs Code.:

Synonyms:

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Chemical Property of Carbamic acid, dimethyl-, 4-[1-bromo-3-[[(1,1-dimethylethyl)diphenylsilyl]oxy]propyl]-3-ethenylphen yl ester

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:: SDS file from LookChem

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Technology Process of Carbamic acid, dimethyl-, 4-[1-bromo-3-[[(1,1-dimethylethyl)diphenylsilyl]oxy]propyl]-3-ethenylphen yl ester

There total 6 articles about Carbamic acid, dimethyl-, 4-[1-bromo-3-[[(1,1-dimethylethyl)diphenylsilyl]oxy]propyl]-3-ethenylphen yl ester 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: 78.0%

: 444646-69-9
dimethylcarbamic acid 4-[3-(tert-butyldiphenylsilanyloxy)-1-hydroxypropyl]-3-vinylphenyl ester

: 649722-52-1
4-[1-bromo-3-(t-butyl-diphenyl-silanyloxy)-1-hydroxy-propyl]-3-vinyl-phenyl dimethylcarbamate

Guidance literature:: With carbon tetrabromide; triphenylphosphine; In dichloromethane; at 20 ℃; for 1h;
DOI:10.1016/S0968-0896(03)00452-8

Reference yield:

: 95-01-2
2,4-Dihydroxybenzaldehyde

: 649722-52-1
4-[1-bromo-3-(t-butyl-diphenyl-silanyloxy)-1-hydroxy-propyl]-3-vinyl-phenyl dimethylcarbamate

Guidance literature:: Multi-step reaction with 7 steps

1.1: 30 percent / NaH / dimethylformamide / 2 h / 20 °C

2.1: 4.14 g / pyridine / CH₂Cl₂ / 1 h / 0 °C

3.1: 2.11 g / Pd(PPh₃)4; LiCl; 2,6-di-t-butylphenol / dioxane / 3 h / 100 °C

4.1: lithium diisopropylamide / tetrahydrofuran; hexane / 0.33 h / -78 °C

4.2: 99 percent / tetrahydrofuran; hexane / 0.5 h / -78 °C

5.1: 97 percent / LiBH₄ / tetrahydrofuran / 1 h / 20 °C

6.1: 70 percent / 4-dimethylaminopyridine; triethylamine / CH₂Cl₂ / 5 h / 20 °C

7.1: 78 percent / triphenylphosphine; carbon tetrabromide / CH₂Cl₂ / 1 h / 20 °C

With pyridine; dmap; lithium borohydride; tetrakis(triphenylphosphine) palladium⁽⁰⁾; carbon tetrabromide; 2,6-di-tert-butylphenol; sodium hydride; triethylamine; triphenylphosphine; lithium chloride; lithium diisopropyl amide; In tetrahydrofuran; 1,4-dioxane; hexane; dichloromethane; N,N-dimethyl-formamide; 3.1: Stille reaction;
DOI:10.1016/S0968-0896(03)00452-8

Reference yield:

: 444646-66-6
dimethylcarbamic acid 4-formyl-3-vinylphenyl ester

: 649722-52-1
4-[1-bromo-3-(t-butyl-diphenyl-silanyloxy)-1-hydroxy-propyl]-3-vinyl-phenyl dimethylcarbamate

Guidance literature:: Multi-step reaction with 4 steps

1.1: lithium diisopropylamide / tetrahydrofuran; hexane / 0.33 h / -78 °C

1.2: 99 percent / tetrahydrofuran; hexane / 0.5 h / -78 °C

2.1: 97 percent / LiBH₄ / tetrahydrofuran / 1 h / 20 °C

3.1: 70 percent / 4-dimethylaminopyridine; triethylamine / CH₂Cl₂ / 5 h / 20 °C

4.1: 78 percent / triphenylphosphine; carbon tetrabromide / CH₂Cl₂ / 1 h / 20 °C

With dmap; lithium borohydride; carbon tetrabromide; triethylamine; triphenylphosphine; lithium diisopropyl amide; In tetrahydrofuran; hexane; dichloromethane;
DOI:10.1016/S0968-0896(03)00452-8