(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

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Chemical Name:(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one
CAS No.:1432054-90-4
Molecular Formula:C₂₁H₁₃BrF₉NO₂
Molecular Weight:562.229
Hs Code.:

Synonyms:(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

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Chemical Property of (1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

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Technology Process of (1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

There total 16 articles about (1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one 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: 68.0%

: benzyl ((S)-3-((2R,3R)-3-(3,5-bis(trifluoromethyl)phenyl)oxiran-2-yl)-1-(2-bromo-5-(trifluoromethyl)phenyl)propyl)carbamate

: 1432054-90-4
(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

Guidance literature:: With 1,8-diazabicyclo[5.4.0]undec-7-ene; In N,N-dimethyl-formamide; at 200 ℃; for 0.05h; Inert atmosphere; Sealed tube; Microwave irradiation;
DOI:10.1021/acs.jmedchem.1c00959

Reference yield:

: 1432054-89-1
(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]-5,7a-dihydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

: 1432054-90-4
(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

Guidance literature:: With Wilkinson's catalyst; hydrogen; In ethanol; under 2068.65 Torr;

Reference yield:

: 102684-91-3
2-bromo-5-(trifluoromethyl)benzaldehyde

: 1432054-90-4
(1R,5S,7aS)-1-[3,5-bis(trifluoromethyl)phenyl]-5-[2-bromo-5-(trifluoromethyl)phenyl]tetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-3-one

Guidance literature:: Multi-step reaction with 4 steps

1: tetrahydrofuran / 0 - 20 °C

2: Helmchen dibenzo[a,e]cyclooctatetraene (dbcot) iridium phosphoramidite catalyst complex / dichloromethane / 48 h / 33 °C

3: 1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidene[2-(i-propoxy)-5-(N,N-dimethylaminosulfonyl)phenyl]methyleneruthenium(II) dichloride / toluene / 2 h / 60 °C / Inert atmosphere

4: Wilkinson's catalyst; hydrogen / ethanol / 2068.65 Torr

With Wilkinson's catalyst; 1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidene[2-(i-propoxy)-5-(N,N-dimethylaminosulfonyl)phenyl]methyleneruthenium(II) dichloride; hydrogen; In tetrahydrofuran; ethanol; dichloromethane; toluene;