4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate

Base Information

• Chemical Name: 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate
• CAS No.: 85768-12-3
• Molecular Formula: C₂₂H₃₄N₂O₆SSi
• Molecular Weight: 482.673

Synonyms:4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate

Chemical Property of 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate

Chemical Property:

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Technology Process of 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate

There total 1 articles about 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-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:

methyl 2-[3(S)-{1(R)-dimethyl(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]acetate (85768-11-2) + 1-bromomethyl-4-nitro-benzene (100-11-8) → 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate (85768-12-3)

Guidance literature:

With potassium hydroxide; In ethanol; ISOPROPYLAMIDE;

Reference yield:

S-phenyl 4-(chlorothiocarbonyloxy)thiobenzoate + pivaloyl bromide (27644-18-4) + 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate (85768-12-3) → 4-Nitrobenzyl 2-[3(S)-(1(R)-dimethyl-(2-methylprop-2-yl)-silyloxyethyl)-4(R)-ethylthioazetidin-2-on-1-yl]-3-[4-(phenylthio-(carbonyl))-phenoxy]-3-trimethylacetylthiopropenoate

Guidance literature:

With n-butyllithium; 1,1,1,3,3,3-hexamethyl-disilazane; In tetrahydrofuran;

Reference yield:

Diphenyl-(2-methylprop-2-yl)silyl 3-chlorothioformyloxybenzoate (104457-78-5) + pivaloyl bromide (27644-18-4) + 4-nitrobenzyl 2-[3(S)-{1(R)-dimethyl-(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]-acetate (85768-12-3) → 4-Nitrobenzyl 2-(3(S)-{1(R)[dimethyl(2-methylprop-2-yl)silyloxy]ethyl}-4(R)-ethylthioazetidin-2-on-1-yl)-3-(3-{diphenyl-[2-methylprop-2-yl]silyloxycarbonyl}phenoxy)-3-trimethylacetylthiopropenoate

Guidance literature:

With n-butyllithium; 1,1,1,3,3,3-hexamethyl-disilazane; In tetrahydrofuran;

upstream raw materials:

methyl 2-[3(S)-{1(R)-dimethyl(2-methylprop-2-yl)silyloxyethyl}-4(R)-ethylthio-azetidin-2-on-1-yl]acetate

1-bromomethyl-4-nitro-benzene

Downstream raw materials:

(2R,5S,6R)-6-((S)-1-Hydroxy-ethyl)-7-oxo-3-[(Z)-phenylimino]-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid 4-nitro-benzyl ester

(5R,6S)-6-((R)-1-Hydroxy-ethyl)-7-oxo-3-phenylamino-4-thia-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester

(Z)-3-Acetylsulfanyl-2-[(2R,3R)-2-chloro-3-((S)-1-hydroxy-ethyl)-4-oxo-azetidin-1-yl]-3-phenylamino-acrylic acid 4-nitro-benzyl ester

Potassium; (2S,5R,6S)-6-((R)-1-hydroxy-ethyl)-7-oxo-3-[(Z)-phenylimino]-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylate

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