tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

Base Information

Chemical Name:tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate
CAS No.:1262799-28-9
Molecular Formula:C₁₉H₂₄FN₃O₄
Molecular Weight:377.416
Hs Code.:

Synonyms:tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

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Chemical Property of tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

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Technology Process of tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

There total 4 articles about tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate 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:

: 1262799-25-6
(2R,3S,4S)-methyl 4-amino-4-(2-fluorophenyl)-2-methyltetrahydrofuran-3-carboxylate

: 887913-52-2
(methylamino)thioxomethylcarbamic acid t-butyl ester

: 1262799-28-9
tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

Guidance literature:: With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In N,N-dimethyl-formamide; at 20 ℃; for 72h; Inert atmosphere;

Reference yield:

: 1262799-51-8
[(2R,3R,4S)-4-amino-4-(2-fluoro-phenyl)-2-methyl-tetrahydro-furan-3-yl]-methanol

: 1262799-28-9
tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

Guidance literature:: Multi-step reaction with 4 steps

1: triethylamine / tetrahydrofuran / 72 h / 20 °C / Inert atmosphere

2: chromium(VI) oxide; sulfuric acid / water; acetone / 20 °C

3: sulfuric acid / methanol / 20 °C / Inert atmosphere; Reflux

4: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 72 h / 20 °C / Inert atmosphere

With chromium(VI) oxide; sulfuric acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; methanol; water; N,N-dimethyl-formamide; acetone;

Reference yield:

: 1262799-23-4
[(3S,4R,5R)-3-(2-fluoro-phenyl)-4-hydroxymethyl-5-methyl-tetrahydro-furan-3-yl]-carbamic acid tert-butylester

: 1262799-28-9
tert-butyl ((4aS,5R,7aS)-7a-(2-fluorophenyl)-3,5-dimethyl-4-oxo-3,4,4a,5,7,7a-hexahydrofuro[3,4-d]pyrimidin-2-yl)carbamate

Guidance literature:: Multi-step reaction with 3 steps

1: chromium(VI) oxide; sulfuric acid / water; acetone / 20 °C

2: sulfuric acid / methanol / 20 °C / Inert atmosphere; Reflux

3: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 72 h / 20 °C / Inert atmosphere

With chromium(VI) oxide; sulfuric acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In methanol; water; N,N-dimethyl-formamide; acetone;