>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

Base Information

Chemical Name:>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester
CAS No.:109215-72-7
Molecular Formula:C₂₁H₃₃NO₄Si
Molecular Weight:391.583
Hs Code.:

<R-<R*,R*-(E)>>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

Synonyms:>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

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Chemical Property of >-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

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Technology Process of >-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

There total 8 articles about >-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl 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: 80.0%

: 109124-35-8
[(1S,2R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-formyl-propyl]-carbamic acid benzyl ester

: 1439-36-7
1-triphenylphosphoranylidene-2-propanone

: 109215-72-7
>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

Guidance literature:: In tetrahydrofuran; for 24h; Heating;
DOI:10.1021/ja00251a021

Reference yield: 21.0%

: 109215-73-8
>-<4-<<(1,1-dimethylethyl)dimethylsilyl>oxy>-1-<1-<<(1,1-dimethylethyl)dimethylsilyl>oxy>ethyl>-2,4-pentadienyl>carbamic acid phenylmethyl ester

: 922-67-8
propynoic acid methyl ester

: 109215-72-7
>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

: 104486-64-8
(R)-6-[(1R,2R)-1-Benzyloxycarbonylamino-2-(tert-butyl-dimethyl-silanyloxy)-propyl]-4-(tert-butyl-dimethyl-silanyloxy)-cyclohexa-1,4-dienecarboxylic acid methyl ester

: 104410-81-3
(S)-6-[(1R,2R)-1-Benzyloxycarbonylamino-2-(tert-butyl-dimethyl-silanyloxy)-propyl]-4-(tert-butyl-dimethyl-silanyloxy)-cyclohexa-1,4-dienecarboxylic acid methyl ester

Guidance literature:: In benzene; at 110 ℃; for 24h; sealed tube;
DOI:10.1021/ja00251a021

Reference yield:

: 501-53-1,94274-21-2
benzyl chloroformate

: 109215-72-7
>-<1-<1-<<(1,1-(dimethylethyl)dimethyl)silyl>oxy>ethyl>-4-oxo-2-pentenyl>carbamic acid phenylmethyl ester

Guidance literature:: Multi-step reaction with 5 steps

1: 99 percent / 2N NaOH / 1 h / 0 °C

2: 99 percent / conc. sulfuric acid / 36 h / Ambient temperature

3: 99 percent / imidazole / dimethylformamide / 24 h / Ambient temperature

4: 20percent DIBAL-H / toluene; hexane / 4 h / -78 °C

5: 80 percent / tetrahydrofuran / 24 h / Heating

With 1H-imidazole; sodium hydroxide; sulfuric acid; diisobutylaluminium hydride; In tetrahydrofuran; hexane; N,N-dimethyl-formamide; toluene;
DOI:10.1021/ja00251a021