反应详情

10.23 ml (140.68 mmol) Thionyl chloride was added dropwise to 8.0 g (52.29 mmol) of the product of Example 9 at room temperature. A drop of dimethylformamide was added and the mixture heated under reflux for 6 hours. It was then distilled under reduced pressure.

1. temperaturethe mixture heated
2. temperatureunder reflux for 6 hours
3. distillationIt was then distilled under reduced pressure