5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

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Chemical Name:5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one
CAS No.:633305-46-1
Molecular Formula:C₃₁H₅₃NO₇Si₂
Molecular Weight:607.935
Hs Code.:

5-(<i>tert</i>-butyl-dimethyl-silanyloxy)-1-[2-(<i>tert</i>-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

Synonyms:5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

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Chemical Property of 5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

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Technology Process of 5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

There total 5 articles about 5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one 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: 81.0%

: 633305-45-0
2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazole-4-carbaldehyde

: 633305-44-9
4-(tert-butyl-dimethyl-silanyloxy)-6-(4-methoxy-benzyloxy)-hexan-2-one

: 633305-46-1
5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

Guidance literature:: 4-(tert-butyl-dimethyl-silanyloxy)-6-(4-methoxy-benzyloxy)-hexan-2-one; With lithium diisopropyl amide; In tetrahydrofuran; at -78 ℃;

2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazole-4-carbaldehyde; In tetrahydrofuran; at -78 ℃;
DOI:10.1055/s-2003-41462

Reference yield:

: 380909-41-1
(S)-tert-butyl((1-((4-methoxybenzyl)oxy)hex-5-en-3-yl)oxy)dimethylsilane

: 633305-46-1
5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: 89 percent / O₂; aq. CuCl / PdCl₂ / dimethylformamide / 6 h / 20 °C

2.1: LDA / tetrahydrofuran; hexane / 0.75 h / cooling

2.2: tetrahydrofuran; hexane / 3 h / -78 °C

With oxygen; copper(l) chloride; lithium diisopropyl amide; palladium dichloride; In tetrahydrofuran; hexane; N,N-dimethyl-formamide; 1.1: Wacker oxidation;
DOI:10.1002/chem.200500892

Reference yield:

: 18162-48-6
tert-butyldimethylsilyl chloride

: 633305-46-1
5-(tert-butyl-dimethyl-silanyloxy)-1-[2-(tert-butyl-dimethyl-silanyloxymethyl)-oxazol-4-yl]-1-hydroxy-7-(4-methoxy-benzyloxy)-heptan-3-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: 96 percent / imidazole / dimethylformamide / 3 h / 20 °C

2.1: 89 percent / O₂; aq. CuCl / PdCl₂ / dimethylformamide / 6 h / 20 °C

3.1: LDA / tetrahydrofuran; hexane / 0.75 h / cooling

3.2: tetrahydrofuran; hexane / 3 h / -78 °C

With 1H-imidazole; oxygen; copper(l) chloride; lithium diisopropyl amide; palladium dichloride; In tetrahydrofuran; hexane; N,N-dimethyl-formamide; 2.1: Wacker oxidation;
DOI:10.1002/chem.200500892