Stereoisomer

Definition

Stereoisomers are molecules that have the same molecular formula and sequence of bonded atoms (constitution), but differ in the three-dimensional orientations of their atoms in space. This variation can significantly affect the physical and chemical properties of the compounds.

Related terms

Chirality:

A property of a molecule that is not superimposable on its mirror image, giving rise to enantiomers.

Enantiomers:

Two stereoisomers that are mirror images of each other but cannot be superimposed.

Diastereomers:

Stereoisomers that are not mirror images of each other and possess different physical properties