methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

Base Information

Chemical Name:methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate
CAS No.:1346701-41-4
Molecular Formula:C₂₃H₂₅NO₅
Molecular Weight:395.455
Hs Code.:

Synonyms:methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

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Chemical Property of methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

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Technology Process of methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

There total 3 articles about methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate 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: 56.9%

: 1346701-40-3
3-benzyl-6-propionyl-3H-benzoxazol-2-one

: methyl 2-iodo-pentanoate

: 1346701-41-4
methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

Guidance literature:: 3-benzyl-6-propionyl-3H-benzoxazol-2-one; With potassium hexamethylsilazane; In toluene; at -60 - -2 ℃; Inert atmosphere;

methyl 2-iodo-pentanoate; In toluene; at -60 ℃; for 0.75h;

Reference yield:

: 59-49-4
2-Benzoxazolinone

: 1346701-41-4
methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

Guidance literature:: Multi-step reaction with 3 steps

1.1: polyphosphoric acid / 2 h / 50 - 90 °C

2.1: potassium carbonate / acetone / 4 h / 50 °C

3.1: potassium hexamethylsilazane / toluene / -60 - -2 °C / Inert atmosphere

3.2: 0.75 h / -60 °C

With potassium hexamethylsilazane; potassium carbonate; In acetone; toluene;

Reference yield:

: 54903-11-6
6-propanoyl-3H-1,3-benzoxazol-2-one

: 1346701-41-4
methyl 2-[2-(3-benzyl-2-oxo-2,3-dihydro-benzoxazol-6-yl)-1-methyl-2-oxo-ethyl]pentanoate

Guidance literature:: Multi-step reaction with 2 steps

1.1: potassium carbonate / acetone / 4 h / 50 °C

2.1: potassium hexamethylsilazane / toluene / -60 - -2 °C / Inert atmosphere

2.2: 0.75 h / -60 °C

With potassium hexamethylsilazane; potassium carbonate; In acetone; toluene;