BASIC CONCEPTS OF
STEREOCHEMISTRY
Dr. Bishwajit Saikia
Department of Chemistry
Digboi College, Digboi
Microteaching Presentation on
ORC-002 CHEMISTRY: FUTURE OF CHEMISTRY EDUCATION
Chiral, Optical activity, Asymmetry,
Specific rotation,
Enantiomer, Diastereomer, Epimer,
Meso compound,
Racemic mixture, Resolution,
R/S, (+)/(-),
Retention, Inversion,
Relative and absolute configuration etc.
Sir Alfred NobelĀ
2
1
3
Rotation of Plane polarized light
Chiral Objects
Enantiomers
Racemic Mixture
Diastereomers
R/S
Absolute configuration
Relative configuration
Trans
Cis
Stereoselectivity and Stereospecificity of reactions
A
+ B C
(10%)
A
+ B C + D
(90%)
(100%)
A
+ B C + D
(50%)(50%)