Allyl chloride → 4-[4-(4-Pyridyl)piperazin-1-yl]phenol allyl ether

참여 물질

반응 단계

Sodium hydride (60% dispersion in mineral oil, 0.4 g) was added to a stirred suspension of 4-[4-(4-pyridyl)piperazin-1-yl]phenol (2.55 g) in DMF (25 ml) and the mixture stirred for 20 minutes at room temperature. Allyl chloride (0.756 g) was added dropwise and stirring continued for 20 hours. Ice-water (75 ml) was added and the mixture extracted three times with ethyl acetate. The combined extracts were washed with water and brine, dried (MgSO4) and evaporated. The residue was triturated with hexane and filtered to give 4-[4-(4-pyridyl)piperazin-1-yl]phenol allyl ether (2.5 g) as a solid;

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