反应详情

To a room temperature mixture of 3.64 g of lithium aluminum hydride in 300 ml of dry tetrahydrofuran is added a hot solution of 15.98 g of product from Example 98 in 150 ml of tetrahydrofuran. The reaction is stirred at room temperature for 20 hours, refluxed for 8 hours and stirred at room temperature for 50 hours. The reaction is treated with saturated sodium sulfate, filtered and concentrated to give 14.77 g of the desired product as colorless crystals.

1. temperaturerefluxed for 8 hours
2. stirringstirred at room temperature for 50 hours
3. filtrationfiltered
4. concentrationconcentrated