methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

Base Information

Chemical Name:methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate
CAS No.:343256-44-0
Molecular Formula:C₁₉H₂₈Br₂O₆Si
Molecular Weight:540.321
Hs Code.:

Synonyms:methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

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Chemical Property of methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

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Technology Process of methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

There total 3 articles about methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate 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: 92.0%

: 78186-95-5
methyl 2-(tert-butyldimethylsiloxy)-2-(dimethoxyphosphoryl)acetate

: 343256-49-5
3,5-dibromo-2-(O-methoxymethylenoxy)-4-methoxybenzaldehyde

: 343256-44-0
methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

Guidance literature:: With n-butyllithium; diisopropylamine; In tetrahydrofuran; at -78 ℃;
DOI:10.1021/jo010015v

Reference yield:

: 673-22-3
2-Hydroxy-4-methoxybenzaldehyde

: 343256-44-0
methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

Guidance literature:: Multi-step reaction with 3 steps

1: 97 percent / NBS / dimethylformamide / 0.25 h / 0 °C

2: 99 percent / iPr₂NEt / tetrahydrofuran / 0 - 20 °C

3: 92 percent / iPr₂NH; n-BuLi / tetrahydrofuran / -78 °C

With N-Bromosuccinimide; n-butyllithium; diisopropylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; N,N-dimethyl-formamide; 3: Wadsworth-Emmons olefination;
DOI:10.1021/jo010015v

Reference yield:

: 117238-61-6
3,5-dibromo-2-hydroxy-4-methoxy benzaldehyde

: 343256-44-0
methyl 2-{(1,1-dimethylethyl)dimethylsilyloxy}-3-{3,5-dibromo-4-methoxy-2-(O-methoxymethylenoxy)phenyl}prop-2-enoate

Guidance literature:: Multi-step reaction with 2 steps

1: 99 percent / iPr₂NEt / tetrahydrofuran / 0 - 20 °C

2: 92 percent / iPr₂NH; n-BuLi / tetrahydrofuran / -78 °C

With n-butyllithium; diisopropylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; 2: Wadsworth-Emmons olefination;
DOI:10.1021/jo010015v