反应详情

17.84 g of the product of Step A in solution in 100 ml of methylene chloride were added to 16.4 g of 1,5-diamino-pentane in solution in 85 ml of methylene chloride and after stirring for 3 hours and concentration to dryness, the residue was chromatographed (eluant: methanol-ammonia 99-1) to obtain 10.5 g of the expected product.

1. concentrationconcentration to dryness
2. customthe residue was chromatographed (eluant: methanol-ammonia 99-1)