3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

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Chemical Name:3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione
CAS No.:1308378-76-8
Molecular Formula:C₃₀H₂₉F₂N₅O₃
Molecular Weight:545.589
Hs Code.:

Synonyms:3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

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Chemical Property of 3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

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Technology Process of 3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

There total 8 articles about 3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione 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%

: 1308380-46-2
{(R)-2-[5-(4-benzyl-2-oxo-piperazin-1-yl)-3-(2,6-difluoro-benzyl)-2,6-dioxo-3,6-dihydro-2H-pyrimidin-1-yl]-1-phenyl-ethyl}-carbamic acid tert-butyl ester

: 1308378-76-8
3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

Guidance literature:: {(R)-2-[5-(4-benzyl-2-oxo-piperazin-1-yl)-3-(2,6-difluoro-benzyl)-2,6-dioxo-3,6-dihydro-2H-pyrimidin-1-yl]-1-phenyl-ethyl}-carbamic acid tert-butyl ester; With trifluoroacetic acid; In dichloromethane; at 20 ℃; for 3h;

With sodium hydrogencarbonate; In dichloromethane; water;

Reference yield:

: 85118-00-9
2,6-Difluorobenzyl bromide

: 1308378-76-8
3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

Guidance literature:: Multi-step reaction with 8 steps

1.1: N,O-bis-(trimethylsilyl)-acetamide / 1,2-dichloro-ethane / 0.5 h / 80 °C / Inert atmosphere

1.2: 12 h / 0 - 85 °C

2.1: triphenylphosphine; diethylazodicarboxylate / tetrahydrofuran / 4 h / 20 °C

3.1: hydrogen / palladium 10% on activated carbon / methanol / 1 h / 20 °C / Inert atmosphere

4.1: triethylamine / dichloromethane / 3 h / 20 °C

5.1: triethylamine / acetonitrile / 4 h / 60 °C

6.1: diethylazodicarboxylate; tributylphosphine / N,N-dimethyl-formamide / 1 h / 20 °C

7.1: potassium carbonate / N,N-dimethyl-formamide / 1 h / 20 °C

8.1: trifluoroacetic acid / dichloromethane / 3 h / 20 °C

With N,O-bis-(trimethylsilyl)-acetamide; tributylphosphine; hydrogen; potassium carbonate; triethylamine; triphenylphosphine; trifluoroacetic acid; diethylazodicarboxylate; palladium 10% on activated carbon; In tetrahydrofuran; methanol; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; acetonitrile;

Reference yield:

: 1308380-39-3
{(R)-2-[3-(2,6-difluoro-benzyl)-5-nitro-2,6-dioxo-3,6-dihydro-2H-pyrimidin-1-yl]-1-phenyl-ethyl}-carbamic acid tert-butyl ester

: 1308378-76-8
3-((R)-2-amino-2-phenyl-ethyl)-5-(4-benzyl-2-oxo-piperazin-1-yl)-1-(2,6-difluoro-benzyl)-1H-pyrimidine-2,4-dione

Guidance literature:: Multi-step reaction with 6 steps

1: hydrogen / palladium 10% on activated carbon / methanol / 1 h / 20 °C / Inert atmosphere

2: triethylamine / dichloromethane / 3 h / 20 °C

3: triethylamine / acetonitrile / 4 h / 60 °C

4: diethylazodicarboxylate; tributylphosphine / N,N-dimethyl-formamide / 1 h / 20 °C

5: potassium carbonate / N,N-dimethyl-formamide / 1 h / 20 °C

6: trifluoroacetic acid / dichloromethane / 3 h / 20 °C

With tributylphosphine; hydrogen; potassium carbonate; triethylamine; trifluoroacetic acid; diethylazodicarboxylate; palladium 10% on activated carbon; In methanol; dichloromethane; N,N-dimethyl-formamide; acetonitrile;