The butylamine needs to be handled in a fume cupboard - it smells! The acyl chloride experiment can be demonstrated.
Materials:
| 1 M ammonia (5 cm3) | Butylamine (1 cm3) |
| Ethyl 4-aminobenzoate (0.5 g) | 2 M hydrochloric acid (0.5 cm3) |
| 0.1 M copper(II) sulfate (15 cm3) | Ethanoyl chloride (1 cm3) |
| Full range indicator (a few drops) | |
| Test tubes (9) | Dropping pipettes |
| Spatula | 10 cm3 measuring cylinder |