cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

Base Information

Chemical Name:cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate
CAS No.:859148-76-8
Molecular Formula:C₂₉H₄₇N₃O₉Si
Molecular Weight:609.792
Hs Code.:

cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

Synonyms:cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

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Chemical Property of cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

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Technology Process of cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

There total 2 articles about cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate 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:

: 859148-75-7
cyclohexyloxycarbonyloxymethyl glyoxalate

: 165743-70-4
(3S,4R)-3-{(1R)-1-[(tert-butyldimethylsilyloxy)ethyl]}-4-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-2-azetidinone hydrate

: 859148-76-8
cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

Guidance literature:: In dichloromethane; for 40h; Heating / reflux; Molecular sieve;

Reference yield:

: Cyclohexyloxycarbonyloxymethyl glyoxalate hydrate

: (3S,4R)-3-{(1R)-1-[(tert-butyldimethylsilyloxy)ethyl]}-4-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-2-azetidinone hydrate

: 859148-76-8
cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

Guidance literature:: In dichloromethane; for 40h; Molecular sieve;

Reference yield:

: 859148-76-8
cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate

: 1486-28-8
diphenyl(methyl)phosphine

: 859163-19-2
cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(methyl(diphenyl)-λ5-phosphanylidene)acetate

Guidance literature:: cyclohexyloxycarbonyloxymethyl {(2R,3S)-3-[(1R)-1-(tert-butyldimethyl-silyloxy)ethyl]-2-[2-(1-ethyl-5-methyl-1H-pyrazol-3-yl)-2-oxoethyl]-4-oxo-1-azetidinyl}(hydroxy)acetate; With oxalyl dichloride; N,N-dimethyl-formamide; In dichloromethane; at 0 - 20 ℃; for 0.75h;

diphenyl(methyl)phosphine; With 2,6-dimethylpyridine; In dichloromethane; at 0 ℃;