反应详情

4.7 g of 3-nitrobenzaldehyde and 9.5 g of 14-bromotetradecane-2-4-dione are dissolved in 100 ml isopropanol, 0.18 ml of acetic acid and 0.15 ml of piperidine are added and the mixture is stirred at RT for 4.5 days. It is cooled in an ice bath, and the crystallized product is filtered off with suction, washed with ice-cold isopropanol and dried. 10.5 g of the compound of m.p. 64-67° C. are obtained.

1. temperatureIt is cooled in an ice bath
2. filtrationthe crystallized product is filtered off with suction
3. washwashed with ice-cold isopropanol
4. customdried