(3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

Base Information

Chemical Name:(3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane
CAS No.:151636-34-9
Molecular Formula:C₃₂H₃₆F₂O₆Si
Molecular Weight:582.717
Hs Code.:

Synonyms:(3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

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Chemical Property of (3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

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Technology Process of (3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

There total 5 articles about (3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane 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:

: 151591-56-9
Ethyl (3S,4R,5S)-2,2-Difluoro-3β-(mesyloxy)-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5β-(mesyloxy)-6-(benzyloxy)hexanoate

: 151636-34-9
(3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

Guidance literature:: With cesium acetate; In 1,2-dimethoxyethane; for 22h; Yield given; Heating;
DOI:10.1021/jo00073a035

Reference yield:

: 143842-37-9
(2S,3S)-1-<(tert-butyldiphenylsilyl)oxy>-2-(1-hexenyl)-3-hydroxy-4-(benzyloxy)butane

: 151636-34-9
(3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

Guidance literature:: Multi-step reaction with 5 steps

1: 90 percent / pyridine / 19 °C

2: 1.) O₃, MeOH, 2.) Me₂S / 1.) CH₂Cl₂, -78 deg C

3: Zn / tetrahydrofuran / 0.5 h / 0 - 10 °C

4: 100 percent / pyridine / 12 h / Ambient temperature

5: CsOAc / 1,2-dimethoxy-ethane / 22 h / Heating

With pyridine; methanol; dimethylsulfide; cesium acetate; ozone; zinc; In tetrahydrofuran; 1,2-dimethoxyethane;
DOI:10.1021/jo00073a035

Reference yield:

: 151567-18-9
(2R,3S)-1-<(tert-Butyldiphenylsilyl)oxy>-2-formyl-3-(mesyloxy)-4-(benzyloxy)butane

: 151636-34-9
(3R,4R,5R)-1-Oxo-2,2-difluoro-3α-acetoxy-4α-<<(tert-butyldiphenylsilyl)oxy>methyl>-5α-<(benzyloxy)methyl>-1,5-oxidopentane

Guidance literature:: Multi-step reaction with 3 steps

1: Zn / tetrahydrofuran / 0.5 h / 0 - 10 °C

2: 100 percent / pyridine / 12 h / Ambient temperature

3: CsOAc / 1,2-dimethoxy-ethane / 22 h / Heating

With pyridine; cesium acetate; zinc; In tetrahydrofuran; 1,2-dimethoxyethane;
DOI:10.1021/jo00073a035