反应详情

One-half gram of 8-(2,4-dimethoxy-phenyl)-6-chloro-purine is refluxed for seven hours in 30 ml of 2N sodium hydroxide solution. The mixture is acidified with glacial acetic acid, and the precipitate obtained is recrystallized from methanol.

1. customthe precipitate obtained
2. customis recrystallized from methanol