(4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

Base Information

Chemical Name:(4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine
CAS No.:1432511-99-3
Molecular Formula:C₁₂H₁₂F₅N₃O
Molecular Weight:309.239
Hs Code.:

Synonyms:(4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of (4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

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Technology Process of (4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

There total 8 articles about (4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine 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%

: 1432511-96-0
(4R,5R,6S)-5-fluoro-4-(2-fluoro-5-nitrophenyl)-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

: 1432511-99-3
(4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

Guidance literature:: With palladium 10% on activated carbon; hydrogen; triethylamine; In ethanol;
DOI:10.1021/jm400225m

Reference yield:

: 1432511-83-5
(R)-N-((2R,3R)-3-fluoro-2-(2-fluorophenyl)-4-oxobutan-2-yl)-2-methylpropane-2-sulfinamide

: 1432511-99-3
(4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

Guidance literature:: Multi-step reaction with 5 steps

1: tetrabutyl ammonium fluoride / tetrahydrofuran / 1 h / 0 °C / Inert atmosphere

2: hydrogenchloride / tetrahydrofuran; water / 22 °C

3: ethanol / 80 - 95 °C / Sealed tube

4: trifluoroacetic acid; sulfuric acid; nitric acid / 0.5 h / 0 - 22 °C

5: palladium 10% on activated carbon; hydrogen; triethylamine / ethanol

With hydrogenchloride; sulfuric acid; palladium 10% on activated carbon; tetrabutyl ammonium fluoride; hydrogen; nitric acid; triethylamine; trifluoroacetic acid; In tetrahydrofuran; ethanol; water;
DOI:10.1021/jm400225m

Reference yield:

: 1432511-87-9
(R)-2-methyl-N-((2R,3R,4S)-3,5,5,5-tetrafluoro-2-(2-fluorophenyl)-4-hydroxypentan-2-yl)propane-2-sulfinamide

: 1432511-99-3
(4R,5R,6S)-4-(5-amino-2-fluorophenyl)-5-fluoro-4-methyl-6-(trifluoromethyl)-5,6-dihydro-4H-1,3-oxazin-2-amine

Guidance literature:: Multi-step reaction with 4 steps

1: hydrogenchloride / tetrahydrofuran; water / 22 °C

2: ethanol / 80 - 95 °C / Sealed tube

3: trifluoroacetic acid; sulfuric acid; nitric acid / 0.5 h / 0 - 22 °C

4: palladium 10% on activated carbon; hydrogen; triethylamine / ethanol

With hydrogenchloride; sulfuric acid; palladium 10% on activated carbon; hydrogen; nitric acid; triethylamine; trifluoroacetic acid; In tetrahydrofuran; ethanol; water;
DOI:10.1021/jm400225m