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Sodium Hydroxide → Propanoic acid, 2-[(4-fluorophenyl)methoxy]-

HRID 544953
Notes
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Reaction equation

HRID 544953 reaction equation
C([O:3][C:4](=[O:16])[CH:5]([O:7][CH2:8][C:9]1[CH:14]=[CH:13][C:12]([F:15])=[CH:11][CH:10]=1)[CH3:6])C.[OH-].[Na+]>O1CCOCC1>[F:15][C:12]1[CH:11]=[CH:10][C:9]([CH2:8][O:7][CH:5]([CH3:6])[C:4]([OH:16])=[O:3])=[CH:14][CH:13]=1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

4

Reactant 2

HCID 14798Sodium HydroxideHCID 57550359HCID 57550359, compound

Product 1

HCID 57550356Propanoic acid, 2-[(4-fluorophenyl)methoxy]-Yield 99%

Reagents, catalysts & solvents 1

HCID 312751,4-DioxaneSolvent

Procedure

To a round bottom flask equipped with stir bar was added 2-(4-fluoro-benzyloxy)-propionic acid ethyl ester (0.380 g, 1.68 mmol), dioxane (6 mL) and 1N aqueous sodium hydroxide (1.76 mL, 1.76 mmol). The resulting mixture was stirred at room temperature overnight. The reaction mixture was concentrated in vacuo. The isolated residue was treated with 2N aqueous hydrochloric acid (10 mL) then extracted with dichloromethane (4×20 mL). The combined organic phase was dried over anhydrous sodium sulfate, filtered and concentrated in vacuo to isolate desired product as clear oil (328 mg, 99%). Isolated material was used as such in the next step. 1 NMR (300 MHz, CDCl3): δ 11.5 (br, 1H), 7.35 (m, 2H), 7.03 (m, 2H), 4.65 (d, 1H), 4.48 (d, 1H), 4.10 (q, 1H), 1.50 (d, 3H)

Workup

  1. customTo a round bottom flask equipped
  2. stirringThe resulting mixture was stirred at room temperature overnight
  3. concentrationThe reaction mixture was concentrated in vacuo
  4. additionThe isolated residue was treated with 2N aqueous hydrochloric acid (10 mL)
  5. extractionthen extracted with dichloromethane (4×20 mL)
  6. dry with materialThe combined organic phase was dried over anhydrous sodium sulfate
  7. filtrationfiltered
  8. concentrationconcentrated in vacuo

Sources & evidence

ORD record
ord-af1c989865c848e4870654cc59648203
Source dataset
uspto-grants-2011_05
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US07935703B2

Reaction notes

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