Enantiomer Definition

Definition of Enantiomer

This is an example of enantiomers of an amino acid.
This is an example of enantiomers of an amino acid. NASA
by Anne Marie Helmenstine, Ph.D.
Dr. Helmenstine holds a Ph.D. in biomedical sciences and is a science writer, educator, and consultant. She has taught science courses at the high school, college, and graduate levels.
Updated March 06, 2017

Enantiomer Definition:

An enantiomer is one of a pair of optical isomers.

Examples:

The central carbon in serine is the chiral carbon. The amino group and hydrogen can rotate about the carbon, resulting in two enantiomers of serine, L-serine and D-serine.