(4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

Base Information

Chemical Name:(4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one
CAS No.:750646-37-8
Molecular Formula:C₄₀H₅₅NO₇Si
Molecular Weight:689.965
Hs Code.:

Synonyms:(4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

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Chemical Property of (4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

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Technology Process of (4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

There total 5 articles about (4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-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:

: (4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methoxymethoxy-4,6-dimethyl-heptanal

: 77877-20-4
(4R,5S)-4-methyl-5-phenyl-3-propionyloxazolidin-2-one

: 750646-37-8
(4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

Guidance literature:: (4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methoxymethoxy-4,6-dimethyl-heptanal; With di-n-butylboryl trifluoromethanesulfonate; N-ethyl-N,N-diisopropylamine; In dichloromethane; at 0 ℃; for 0.75h;

(4R,5S)-4-methyl-5-phenyl-3-propionyloxazolidin-2-one; In dichloromethane; at -78 - 20 ℃; for 1.5h;

With dihydrogen peroxide; In dichloromethane; pH=7;
DOI:10.1002/chem.200305543

Reference yield:

: 750646-33-4
tert-Butyl-((2S,3S,4S)-3-methoxymethoxy-2,4-dimethyl-hept-6-enyloxy)-diphenyl-silane

: 750646-37-8
(4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: 9-BBN / tetrahydrofuran / 15 h / 20 °C

1.2: 86 percent / aq. NaOH; H₂O₂ / 24 h / 20 °C

2.1: Dess-Martin periodinane; NaHCO₃ / CH₂Cl₂

3.1: Bu₂BOTf; (i-Pr)2NEt / CH₂Cl₂ / 0.75 h / 0 °C

3.2: CH₂Cl₂ / 1.5 h / -78 - 20 °C

3.3: 486 mg / H₂O₂ / CH₂Cl₂ / pH 7

With 9-borabicyclo[3.3.1]nonane dimer; di-n-butylboryl trifluoromethanesulfonate; sodium hydrogencarbonate; Dess-Martin periodane; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; dichloromethane;
DOI:10.1002/chem.200305543

Reference yield:

: 750646-34-5
(4S,5S,6S)-7-(tert-Butyl-diphenyl-silanyloxy)-5-methoxymethoxy-4,6-dimethyl-heptan-1-ol

: 750646-37-8
(4R,5S)-3-[(2R,3S,6S,7S,8S)-9-(tert-butyldiphenylsilyloxy)-3-hydroxy-7-methoxymethoxy-2,6,8-trimethyl-nonanoyl]-4-methyl-5-phenyl-oxazolidin-2-one

Guidance literature:: Multi-step reaction with 2 steps

1.1: Dess-Martin periodinane; NaHCO₃ / CH₂Cl₂

2.1: Bu₂BOTf; (i-Pr)2NEt / CH₂Cl₂ / 0.75 h / 0 °C

2.2: CH₂Cl₂ / 1.5 h / -78 - 20 °C

2.3: 486 mg / H₂O₂ / CH₂Cl₂ / pH 7

With di-n-butylboryl trifluoromethanesulfonate; sodium hydrogencarbonate; Dess-Martin periodane; N-ethyl-N,N-diisopropylamine; In dichloromethane;
DOI:10.1002/chem.200305543