Stannous Chloride → 2-Bromo-5-(4-chloro-phenyl)-pyridin-3-ylamine

HRID 1916674Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1916674
[Br:1][C:2]1[C:7]([N+:8]([O-])=O)=[CH:6][C:5]([C:11]2[CH:16]=[CH:15][C:14]([Cl:17])=[CH:13][CH:12]=2)=[CH:4][N:3]=1.[Sn](Cl)Cl.C([O-])(O)=O.[Na+]>CCOC(C)=O>[Br:1][C:2]1[C:7]([NH2:8])=[CH:6][C:5]([C:11]2[CH:12]=[CH:13][C:14]([Cl:17])=[CH:15][CH:16]=2)=[CH:4][N:3]=1

Komponenten

5

Versuchsvorschrift

A solution of 5.60 g (17.9 mmol) 2-bromo-5-(4-chloro-phenyl)-3-nitro-pyridine, 20.3 g (90.0 mmol) tin(II)-chloride and 18.9 g (225 mmol) NaHCO3 in 300 mL EtOAc is refluxed for 30 h. After filtration the solvent is eliminated i.vac. The residue is triturated with DCM and after filtration the filter residue is dried in the air.

Aufarbeitung

  1. filtrationAfter filtration the solvent
  2. customThe residue is triturated with DCM
  3. filtrationafter filtration the filter residue
  4. customis dried in the air

Quellen und Nachweise

ORD-Eintrag
ord-b841da7b84814a379a6b0c6a8e1534bf
Quelldatensatz
uspto-grants-2013_12
Patentnummer
US08618132B2

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