反应详情

In 60 ml. of dichloromethane was suspended 4.03 g. of ampicillin trihydrate and after adding to the solution 2.1 ml. of triethylamine and 4.0 g. of magnesium sulfate, the mixture was stirred for 30 minutes at room temperature. Then, by filtering off the magnesium sulfate, a dichloromethane solution of ampicillin triethylamine salt was obtained.

1. filtrationThen, by filtering off the magnesium sulfate