(2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

Base Information

Chemical Name:(2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate
CAS No.:131068-85-4
Molecular Formula:C₃₄H₄₃IO₅Si
Molecular Weight:686.702
Hs Code.:

Synonyms:(2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

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Technology Process of (2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

There total 5 articles about (2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate 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: 85.0%

: 131068-82-1,131103-50-9
(2S,3S,4S)-ethyl 4-<(tert-butyldiphenylsilyl)oxy>-2-hydroxy-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

: 131068-85-4
(2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

Guidance literature:: With methyltriphenoxyphosphonium iodide; In N,N-dimethyl-formamide; for 18h;
DOI:10.1021/jo00016a014

Reference yield:

: 95592-67-9
4-pivaloyloxybenzaldehyde

: 131068-85-4
(2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

Guidance literature:: Multi-step reaction with 5 steps

2: 97 percent / imidazole, DMAP / dimethylformamide / 12 h / 60 °C

3: 1.) ozone 2.) Me₂S / CH₂Cl₂/MeOH 1:1, 1.) -78 2.) 12 h r.t.

5: 85 percent / methyltriphenoxyphosphonium iodide / dimethylformamide / 18 h

With 1H-imidazole; dmap; dimethylsulfide; methyltriphenoxyphosphonium iodide; ozone; In N,N-dimethyl-formamide;
DOI:10.1021/jo00016a014

Reference yield:

: 131068-80-9
(3S,4S)-4-hydroxy-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butene

: 131068-85-4
(2R,3S,4S)-ethyl 2-iodo-4-<(tert-butyldiphenylsilyl)oxy>-3-methyl-4-<4-<(2,2-dimethylpropanoyl)oxy>phenyl>butanoate

Guidance literature:: Multi-step reaction with 4 steps

1: 97 percent / imidazole, DMAP / dimethylformamide / 12 h / 60 °C

2: 1.) ozone 2.) Me₂S / CH₂Cl₂/MeOH 1:1, 1.) -78 2.) 12 h r.t.

4: 85 percent / methyltriphenoxyphosphonium iodide / dimethylformamide / 18 h

With 1H-imidazole; dmap; dimethylsulfide; methyltriphenoxyphosphonium iodide; ozone; In N,N-dimethyl-formamide;
DOI:10.1021/jo00016a014