(S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

Base Information

Chemical Name:(S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one
CAS No.:549548-36-9
Molecular Formula:C₂₂H₂₃NO₄
Molecular Weight:365.429
Hs Code.:

Synonyms:(S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

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Chemical Property of (S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

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Technology Process of (S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

There total 8 articles about (S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one 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: 99.0%

: 549548-35-8
(S)-1-[2-(4-Benzyloxy-phenyl)-allyl]-5-(2-methyl-allyl)-pyrrolidin-2-one

: 549548-36-9
(S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

Guidance literature:: (S)-1-[2-(4-Benzyloxy-phenyl)-allyl]-5-(2-methyl-allyl)-pyrrolidin-2-one; With ozone; In methanol; at -78 ℃;

With dimethylsulfide; In methanol; at -78 - 20 ℃;
DOI:10.1016/S0040-4039(03)00563-X

Reference yield:

: 17342-08-4
(S)-Pyroglutaminol

: 549548-36-9
(S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: 88 percent / Et₃N; DMAP / CH₂Cl₂ / 20 °C

2.1: 93 percent / tetrahydrofuran; diethyl ether / -78 - 0 °C

3.1: 90 percent / NaH / tetrahydrofuran; hexamethylphosphoric acid triamide / 20 °C

4.1: O₃ / methanol / -78 °C

4.2: 99 percent / Me₂S / methanol / -78 - 20 °C

With dmap; sodium hydride; ozone; triethylamine; In tetrahydrofuran; methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; diethyl ether; dichloromethane;
DOI:10.1016/S0040-4039(03)00563-X

Reference yield:

: 68641-16-7
(4-benzyloxy-phenyl)-acetic acid methyl ester

: 549548-36-9
(S)-1-[2-(4-Benzyloxy-phenyl)-2-oxo-ethyl]-5-(2-oxo-propyl)-pyrrolidin-2-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: 54 percent / Cs₂CO₃; tris[2-(2-methoxyethoxy)ethyl]amine / toluene / 85 °C

2.1: DIBAL / CH₂Cl₂ / -78 °C

3.1: CBr₄; PPh₃ / CH₂Cl₂ / 20 °C

4.1: 90 percent / NaH / tetrahydrofuran; hexamethylphosphoric acid triamide / 20 °C

5.1: O₃ / methanol / -78 °C

5.2: 99 percent / Me₂S / methanol / -78 - 20 °C

With carbon tetrabromide; Tris(3,6-dioxaheptyl)amine; sodium hydride; diisobutylaluminium hydride; caesium carbonate; ozone; triphenylphosphine; In tetrahydrofuran; methanol; N,N,N,N,N,N-hexamethylphosphoric triamide; dichloromethane; toluene;
DOI:10.1016/S0040-4039(03)00563-X