反应详情

A suspension of dihydrobromide salt 32 (1 mmol) in dilute aqueous ammonia solution (50 mL) was extracted into CHCl3 (3×50 mL), the organic fraction dried and the solvent evaporated to give crude benzamide 33 which was used directly.

1. extractionwas extracted into CHCl3 (3×50 mL)
2. customthe organic fraction dried
3. customthe solvent evaporated