(4-Chloro-3-(ethoxycarbonyl)phenyl)boronic acid → 4,3'-Dichloro-4'-[3,3,3-trifluoro-2-hydroxy-1-methyl-2-(4-methyl-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-6-yl)-propyl]-biphenyl-3-carboxylic acid ethyl ester

HRID 2386726Notes

Reaction equation

HRID 2386726 reaction equation
Br[C:2]1[CH:7]=[CH:6][C:5]([CH:8]([CH3:27])[C:9]([C:15]2[CH:16]=[CH:17][C:18]3[O:23][CH2:22][C:21](=[O:24])[N:20]([CH3:25])[C:19]=3[CH:26]=2)([OH:14])[C:10]([F:13])([F:12])[F:11])=[C:4]([Cl:28])[CH:3]=1.[Cl:29][C:30]1[CH:35]=[CH:34][C:33](B(O)O)=[CH:32][C:31]=1[C:39]([O:41][CH2:42][CH3:43])=[O:40]>>[CH2:42]([O:41][C:39]([C:31]1[CH:32]=[C:33]([C:2]2[CH:7]=[CH:6][C:5]([CH:8]([CH3:27])[C:9]([OH:14])([C:15]3[CH:16]=[CH:17][C:18]4[O:23][CH2:22][C:21](=[O:24])[N:20]([CH3:25])[C:19]=4[CH:26]=3)[C:10]([F:13])([F:11])[F:12])=[C:4]([Cl:28])[CH:3]=2)[CH:34]=[CH:35][C:30]=1[Cl:29])=[O:40])[CH3:43]

Participants

3

Reactant 2

HCID 44119820(4-Chloro-3-(ethoxycarbonyl)phenyl)boronic acidHCID 666971866-[2-(4-Bromo-2-chloro-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-methyl-4H-benzo[1,4]oxazin-3-one

Product 1

HCID 666972314,3'-Dichloro-4'-[3,3,3-trifluoro-2-hydroxy-1-methyl-2-(4-methyl-3-oxo-3,4-dihydro-2H-benzo[1,4]oxazin-6-yl)-propyl]-biphenyl-3-carboxylic acid ethyl ester

Procedure

In analogy to Example 17, step 2, 6-[2-(4-bromo-2-chloro-phenyl)-1-hydroxy-1-trifluoromethyl-propyl]-4-methyl-4H-benzo[1,4]oxazin-3-one (Example 22, step 3) was reacted with 4-chloro-3-ethoxycarbonylphenylboronic acid to give the title compound as a colorless solid. MS (m/e)=582.3 [M+H+].

Sources & evidence

ORD record
ord-34166b866ed0407bac9b8d9b9904c2b1
Source dataset
uspto-grants-2012_09
Patent number
US08268820B2

Reaction notes

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