Stereocentres

Four different groups

An interactive lesson with 5 steps, about 5 minutes: you predict, drag and solve, with instant feedback on every answer. It runs in your browser and needs JavaScript.

What you’ll learn

• A carbon with four different groups is a stereocentre.
• CH₂, CH₃, C=O and flat ring carbons with double bonds are never stereocentres.

Steps

1. Four different neighbours
2. Butan-2-ol
3. Ibuprofen
4. Menthol
5. Sugar