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Potassium Phosphate, Tribasic → Methyl 4-Fluoro-2-{1H-pyrrolo[2,3-b]pyridin-5-yloxy}benzoate

HRID 574761
Notes
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Reaction equation

HRID 574761 reaction equation
C([Si](C(C)C)(C(C)C)[N:5]1[C:9]2=[N:10][CH:11]=[C:12]([OH:14])[CH:13]=[C:8]2[CH:7]=[CH:6]1)(C)C.F[C:22]1[CH:31]=[C:30]([F:32])[CH:29]=[CH:28][C:23]=1[C:24]([O:26][CH3:27])=[O:25].[O-]P([O-])([O-])=O.[K+].[K+].[K+]>COCCOCCOC.CCOCC>[NH:5]1[C:9]2=[N:10][CH:11]=[C:12]([O:14][C:22]3[CH:31]=[C:30]([F:32])[CH:29]=[CH:28][C:23]=3[C:24]([O:26][CH3:27])=[O:25])[CH:13]=[C:8]2[CH:7]=[CH:6]1
ParticipantsProcedureWorkupSources & evidenceReaction notes

Participants

6

Reactant 3

HCID 62657Potassium Phosphate, TribasicHCID 2782897Methyl 2,4-DifluorobenzoateHCID 49758888HCID 49758888, compound

Product 1

HCID 66713127Methyl 4-Fluoro-2-{1H-pyrrolo[2,3-b]pyridin-5-yloxy}benzoate

Reagents, catalysts & solvents 2

HCID 3283Diethyl EtherSolvent
HCID 8150
Diglyme
Solvent

Procedure

A mixture of EXAMPLE 3G (8.5 g), methyl 2,4-difluorobenzoate (7.05 g), and K3PO4 (9.32 g) in diglyme (40 mL) at 115° C. was stirred for 24 hours. The reaction was cooled, diluted with ether (600 mL), and washed twice with water, and brine, and concentrated. The crude product was chromatographed on silica gel with 2-50% ethyl acetate/hexanes.

Workup

  1. temperatureThe reaction was cooled
  2. washwashed twice with water, and brine
  3. concentrationconcentrated
  4. customThe crude product was chromatographed on silica gel with 2-50% ethyl acetate/hexanes

Sources & evidence

ORD record
ord-e0d63ec4b056419682a0fc359077cee8
Source dataset
uspto-grants-2015_05
DOI
10.6084/m9.figshare.5104873.v1
Patent number
US09034875B2

Reaction notes

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On this pageParticipantsProcedureWorkupSources & evidenceReaction notes