反应详情

8.0 g (0.031 mole) of 2-(2,3-dichlorophenoxy)-acetamidine hydrochloride are suspended in sodium hydroxide solution and extracted with chloroform. The organic extract is concentrated to dryness under reduced pressure. The solid residue is washed with hexane and dried; it is used in the next step without further purification. Yld: 6.7 g (98%), m.p. 104°-108° C.

1. extractionextracted with chloroform
2. extractionThe organic extract
3. concentrationis concentrated to dryness under reduced pressure
4. washThe solid residue is washed with hexane
5. customdried
6. customit is used in the next step without further purification