(R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester

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Chemical Name:(R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester
CAS No.:114340-95-3
Molecular Formula:C₂₃H₃₄N₂O₈Si
Molecular Weight:494.617
Hs Code.:

Synonyms:(R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester

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Chemical Property of (R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester

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Technology Process of (R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester

There total 2 articles about (R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl 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:

: 76899-07-5,78963-47-0,78963-48-1,78963-60-7,80951-41-3,81275-02-7,85647-75-2,85954-95-6,92217-74-8,104527-11-9,76855-69-1
(3R,4R)-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-4-acetoxyazetidin-2-one

: 114340-95-3
(R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) tin(II) trifluoromethanesulfonate, N-ethylpiperidine / 1.) tetrahydrofuran, -78 - 60 deg C, 2 h; 2.) THF, 0 deg C, 30 min

2: 1.) imidazole / 1.) MeCN, room temperature, 3.5 h; 2.) room temperature, 18 h

With 1-ethyl-piperidine; 1H-imidazole; tin(II) trifluoromethanesulfonate;
DOI:10.1039/c39890000821

Reference yield:

: 105995-50-4
magnesium 4-nitrobenzyl malonate

: 114358-57-5
(3S,4S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-[(R)-2-((S)-4-ethyl-2-thioxo-thiazolidin-3-yl)-1-methoxy-2-oxo-ethyl]-azetidin-2-one

: 114340-95-3
(R)-4-{(2S,3S)-3-[(R)-1-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-4-oxo-azetidin-2-yl}-4-methoxy-3-oxo-butyric acid 4-nitro-benzyl ester

Guidance literature:: With 1H-imidazole; Yield given. Multistep reaction; 1.) MeCN, room temperature, 3.5 h; 2.) room temperature, 18 h;
DOI:10.1039/c39890000821