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Sodium hydride → 4'-{[6-ethyl-3-[2-(4-fluorophenyl)-2-oxoethyl]-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl]methyl}biphenyl-2-carbonitrile

HRID 1889426
Notes
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Reaction equation

HRID 1889426 reaction equation
[CH2:1]([C:3]1[S:28][C:6]2[N:7]([CH2:13][C:14]3[CH:19]=[CH:18][C:17]([C:20]4[C:21]([C:26]#[N:27])=[CH:22][CH:23]=[CH:24][CH:25]=4)=[CH:16][CH:15]=3)[C:8](=[O:12])[NH:9][C:10](=[O:11])[C:5]=2[CH:4]=1)[CH3:2].Br[CH2:30][C:31]([C:33]1[CH:38]=[CH:37][C:36]([F:39])=[CH:35][CH:34]=1)=[O:32].[H-].[Na+]>CN(C=O)C>[CH2:1]([C:3]1[S:28][C:6]2[N:7]([CH2:13][C:14]3[CH:19]=[CH:18][C:17]([C:20]4[C:21]([C:26]#[N:27])=[CH:22][CH:23]=[CH:24][CH:25]=4)=[CH:16][CH:15]=3)[C:8](=[O:12])[N:9]([CH2:30][C:31]([C:33]3[CH:38]=[CH:37][C:36]([F:39])=[CH:35][CH:34]=3)=[O:32])[C:10](=[O:11])[C:5]=2[CH:4]=1)[CH3:2]
ParticipantsConditionsProcedureWorkupSources & evidenceReaction notes

Participants

5

Reactant 3

HCID 24758Sodium hydrideHCID 967492-Bromo-1-(4-fluorophenyl)ethan-1-oneHCID 593517704'-[(6-ethyl-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl)methyl]biphenyl-2-carbonitrile

Product 1

HCID 593516534'-{[6-ethyl-3-[2-(4-fluorophenyl)-2-oxoethyl]-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl]methyl}biphenyl-2-carbonitrileYield 69.1%

Reagents, catalysts & solvents 1

HCID 6228DimethylformamideSolvent

Conditions

Temperature
70 °C

Procedure

To a solution of 4′-[(6-ethyl-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl)methyl]biphenyl-2-carbonitrile (1.50 g), 2-bromo-1-(4-fluorophenyl)ethanone (1.01 g) in DMF (50 ml) was added under ice-cooling 60% sodium hydride (0.093 g) and the mixture was stirred at 70° C. for 1 hr. The solvent was concentrated, water was added, and the mixture was extracted with ethyl acetate and dried over anhydrous magnesium sulfate. The solvent was evaporated under reduced pressure. Silica gel column chromatography gave the title compound as a colorless solid (1.40 g).

Workup

  1. concentrationThe solvent was concentrated
  2. additionwater was added
  3. extractionthe mixture was extracted with ethyl acetate
  4. dry with materialdried over anhydrous magnesium sulfate
  5. customThe solvent was evaporated under reduced pressure

Sources & evidence

ORD record
ord-32f7f0e54360454788fe463182d7e039
Source dataset
uspto-grants-2013_08
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US08501750B2

Reaction notes

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On this pageParticipantsConditionsProcedureWorkupSources & evidenceReaction notes