反应详情

A mixture of 200 g of 85% hydrazine hydrate, 200 ml of water, 170 g of N-chloroethylpyrrolidine hydrochloride, and 70 g of potassium carbonate was boiled under reflux for seven hours. Sodium hydroxide (390 g) was added and the mixture was extracted with ether. The ethereal extract, dried and distilled, yielded the title compound, bp 107°-111° C. (18.5 mm).

1. temperatureunder reflux for seven hours
2. extractionthe mixture was extracted with ether
3. extractionThe ethereal extract
4. customdried
5. distillationdistilled