(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

Base Information

Chemical Name:(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester
CAS No.:146404-55-9
Molecular Formula:C₄₃H₇₉NO₉Si₂
Molecular Weight:810.273
Hs Code.:

(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

Synonyms:(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

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Chemical Property of (S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

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Technology Process of (S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

There total 6 articles about (S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl 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: 65.0%

: 69739-34-0
t-butyldimethylsiyl triflate

: 146404-54-8
(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-hydroxy-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

: 146404-55-9
(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

Guidance literature:: In tetrahydrofuran; at -78 ℃;
DOI:10.1016/S0040-4039(00)60797-9

Reference yield:

: 146404-49-1
C₆₃H₁₀₇NO₁₃Si₂

: 146404-55-9
(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: 92 percent / Pb(OAc)4 / 0 °C

2: 88 percent / LiHAl(OtBu)3 / tetrahydrofuran / 25 °C

3: LDA / tetrahydrofuran / -78 - -20 °C

4: 65 percent / tetrahydrofuran / -78 °C

With lead(IV) acetate; lithium tri-t-butoxyaluminum hydride; lithium diisopropyl amide; In tetrahydrofuran;
DOI:10.1016/S0040-4039(00)60797-9

Reference yield:

: 146404-52-6
C₆₁H₁₀₃NO₁₄Si

: 146404-55-9
(S)-1-Methoxyoxalyl-piperidine-2-carboxylic acid (E)-(1S,4R)-3-(tert-butyl-dimethyl-silanyloxy)-1-[(R)-2-((1S,3R,4R)-3-methoxy-4-triisopropylsilanyloxy-cyclohexyl)-1-methyl-ethyl]-4,6-dimethyl-7-oxo-hept-5-enyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: LDA / tetrahydrofuran / -78 - -20 °C

2: 65 percent / tetrahydrofuran / -78 °C

With lithium diisopropyl amide; In tetrahydrofuran;
DOI:10.1016/S0040-4039(00)60797-9