Sodium Hydroxide → 5-Methoxy-4-methylpyridin-3-amine
Reaktionsgleichung
[CH3:1][O:2][C:3]1[C:4]([CH3:23])=[C:5]([N:9]=C(C2C=CC=CC=2)C2C=CC=CC=2)[CH:6]=[N:7][CH:8]=1.Cl.C1COCC1.[OH-].[Na+]>>[CH3:1][O:2][C:3]1[C:4]([CH3:23])=[C:5]([NH2:9])[CH:6]=[N:7][CH:8]=1Komponenten
4
Reaktionsbedingungen
- Temperatur
- 55 °C
Versuchsvorschrift
To 5-methoxy-4-methyl-N-(diphenylmethylene)pyridine-3-amine (0.7g) in a single neck round bottle flask, was added 14 ml of 1N HCl/THF (1:1) and the resulting mixture heated at 55° C. for 1 h. The reaction was basified with 1N NaOH to pH9, extracted with DCM, dried over Na2SO4, and concentrated to dryness under vacuum affording 5-methoxy-4-methyl-pyridin-3-ylamine. MS (ESI+) for m/z 139 [M+H]+.
Aufarbeitung
- extractionextracted with DCM
- dry with materialdried over Na2SO4
- concentrationconcentrated to dryness under vacuum
Quellen und Nachweise
- ORD-Eintrag
- ord-a79acb7198a841b099dd534e7999f3d7
- Quelldatensatz
- uspto-grants-2008_12
- Patentnummer
- US07462600B2
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