3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

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Chemical Name:3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester
CAS No.:380869-78-3
Molecular Formula:C₁₇H₂₀N₂O₆S
Molecular Weight:380.422
Hs Code.:

Synonyms:3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

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Chemical Property of 3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

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Technology Process of 3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

There total 3 articles about 3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl 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: 57.0%

: 13176-46-0
4-bromoethyl acetoacetate

: 61534-76-7
(3R,4R)-4-mercapto-3-phenoxyacetamidoazetidin-2-one

: 380869-78-3
3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

Guidance literature:: In N,N,N,N,N,N-hexamethylphosphoric triamide; for 24h;
DOI:10.1139/v01-102

Reference yield:

: 35500-75-5
(1R)-3-phenoxymethyl-(1rH,5cH)-4-thia-2,6-diaza-bicyclo[3.2.0]hept-2-en-7-one

: 380869-78-3
3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 91 percent / p-toluenesulfonic acid hydrate / CH₂Cl₂; acetone; H₂O / 2 h

2: 57 percent / hexamethylphosphoric acid triamide / 24 h

With toluene-4-sulfonic acid; In N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane; water; acetone;
DOI:10.1139/v01-102

Reference yield:

: 141-97-9
ethyl acetoacetate

: 380869-78-3
3-Oxo-4-[(2R,3R)-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-2-ylsulfanyl]-butyric acid ethyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 76 percent / bromine / acetic acid / 0 - 20 °C

2: 57 percent / hexamethylphosphoric acid triamide / 24 h

With bromine; In N,N,N,N,N,N-hexamethylphosphoric triamide; acetic acid;
DOI:10.1139/v01-102