You have synthesized a potent new alleviative, but when production batches were tested they were far less effective than they should be. You need to determine what went wrong.
![A scientist facing away, working at a bench in an analytical laboratory. Image from Pixabay.](/pbl/sites/files/pbl/styles/full_width_m/public/shared/painkillers_thumbnail.jpg.webp?itok=a79FrHpq)
Problem written by: Dragos Bora
Curriculum items covered: Functional groups, chirality, polarimetry.