(6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

Base Information

Chemical Name:(6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine
CAS No.:1257426-40-6
Molecular Formula:C₁₈H₁₄F₃N₅O₅
Molecular Weight:437.335
Hs Code.:

Synonyms:(6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

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Chemical Property of (6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

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Technology Process of (6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

There total 6 articles about (6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine 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: 82.0%

: 1188335-14-9
(6S)-6-[(5-chloro-2-pyrazinyl)methoxy]-2-nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

: 139301-27-2
4-trifluoromethoxyphenylboronic acid

: 1257426-40-6
(6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

Guidance literature:: With potassium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In ethanol; water; toluene; for 0.5h; Reflux; Inert atmosphere;

Reference yield:

: 72788-94-4
(5-chloro-2-pyrazinyl)methanol

: 1257426-40-6
(6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

Guidance literature:: Multi-step reaction with 4 steps

1: triethylamine / tetrahydrofuran / 0.5 h / 0 °C

2: sodium iodide / acetone / 1 h / Reflux

3: sodium hydride / N,N-dimethyl-formamide / -78 - 0 °C

4: potassium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / toluene; ethanol; water / 0.5 h / Reflux; Inert atmosphere

With sodium hydride; potassium carbonate; triethylamine; sodium iodide; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In tetrahydrofuran; ethanol; water; N,N-dimethyl-formamide; acetone; toluene;

Reference yield:

: (5-chloropyrazin-2-yl)methyl methanesulfonate

: 1257426-40-6
(6S)-2-nitro-6-({5-[4-(trifluoromethoxy)phenyl]-2-pyrazinyl}methoxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine

Guidance literature:: Multi-step reaction with 3 steps

1: sodium iodide / acetone / 1 h / Reflux

2: sodium hydride / N,N-dimethyl-formamide / -78 - 0 °C

3: potassium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / toluene; ethanol; water / 0.5 h / Reflux; Inert atmosphere

With sodium hydride; potassium carbonate; sodium iodide; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; In ethanol; water; N,N-dimethyl-formamide; acetone; toluene;