反应详情

The product from step (iii) was dissolved in dichloromethane (200 ml) and trifluoroacetic acid (100 ml) added. After 18 hrs at room temperature the solvent was evaporated and the resultant gum triturated under ether to give the sub-titled product as a solid (5.7 g).

1. customAfter 18 hrs at room temperature the solvent was evaporated
2. customthe resultant gum triturated under ether