[2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

Base Information

Chemical Name:[2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester
CAS No.:250281-92-6
Molecular Formula:C₁₉H₃₂BrNO₄Si
Molecular Weight:446.457
Hs Code.:

[2-(3-bromo-4-hydroxy-phenyl)-2-(<i>tert</i>-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid <i>tert</i>-butyl ester

Synonyms:[2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

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Chemical Property of [2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

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Technology Process of [2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

There total 7 articles about [2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl 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: 88.0%

: 250281-91-5
[2-(tert-butyl-dimethyl-silanyloxy)-2-(4-hydroxy-phenyl)-ethyl]-carbamic acid tert-butyl ester

: 250281-92-6
[2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

Guidance literature:: With N-Bromosuccinimide; In N,N-dimethyl-formamide; at 20 ℃;
DOI:10.1016/S0040-4039(99)01430-6

Reference yield:

: 24424-99-5
di-tert-butyl dicarbonate

: 250281-92-6
[2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 95 percent / PPh₃; H₂O / tetrahydrofuran / 20 °C

2: 98 percent / hydrogen / 10 percent Pd/C / ethyl acetate / 20 °C

3: 88 percent / NBS / dimethylformamide / 20 °C

With N-Bromosuccinimide; water; hydrogen; triphenylphosphine; palladium on activated charcoal; In tetrahydrofuran; ethyl acetate; N,N-dimethyl-formamide; 1: Acetylation / 2: Hydrogenolysis / 3: Bromination;
DOI:10.1016/S0040-4039(99)01430-6

Reference yield:

: 36438-64-9
p-benzyloxystyrene

: 250281-92-6
[2-(3-bromo-4-hydroxy-phenyl)-2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-carbamic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 7 steps

1: 96 percent / Sharpless AD-mix-α

2: 93 percent / pyridine / CH₂Cl₂ / 0 °C

3: 87 percent / NaN₃ / CH₂Cl₂ / 50 °C

4: 97 percent / imidazole / dimethylformamide / 20 °C

5: 95 percent / PPh₃; H₂O / tetrahydrofuran / 20 °C

6: 98 percent / hydrogen / 10 percent Pd/C / ethyl acetate / 20 °C

7: 88 percent / NBS / dimethylformamide / 20 °C

With pyridine; 1H-imidazole; N-Bromosuccinimide; sodium azide; Sharpless AD-mix-α; water; hydrogen; triphenylphosphine; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; ethyl acetate; N,N-dimethyl-formamide; 1: Addition / 2: Tosylation / 3: azidation / 4: silylation / 5: Acetylation / 6: Hydrogenolysis / 7: Bromination;
DOI:10.1016/S0040-4039(99)01430-6