Reaktion #503126

Reaktionsgleichung

1-(2-hydroxy-5-nonyl-phenyl)dodecane-1,3-dione

hydrazine hydrate

→

4-Nonyl-2-(5-nonyl-1H-pyrazol-3-yl)-phenol

Lösungsmittel

ethanol

Reaktionsbedingungen

Aufarbeitung

1. 1
   Temperaturthe reaction solution heated to reflux
2. 2
   TemperaturHeld at reflux for 2 hours
3. 3
   Temperaturcooled to ambient and organic phase
4. 4
   Waschenwashed with water (2×25 ml)
5. 5
   SonstigeToluene removed by vacuum evaporation
6. 6
   Sonstigeto produce a brown oil

Vorschrift

1-(2-hydroxy-5-nonyl-phenyl)dodecane-1,3-dione (0.1 M) dissolved in ethanol (50 ml), hydrazine hydrate (0.105M) added and the reaction solution heated to reflux. Held at reflux for 2 hours, cooled to ambient and organic phase washed with water (2×25 ml). Toluene removed by vacuum evaporation to produce a brown oil.

Quelle