G. Mechanisms that can Racemize Λ and Δ Metal Tris Chelates
Non-dissociative Mechanisms: a. The Bailar Twist Mechanism for GaL3 (L = mda)


Λ-GaL3
Calc D3h TS for the Bailar Twist


Viewing Calculated Motions
  2. Compare to Λ
  3. Compare to Δ

jmolCheckbox("draw plane4 2.0 (atomno=17) (atomno=21) (atomno=23) translucent 0.7 yellow on" , "draw plane4 off" , "Add a meridional plane");

Δ-GaL3




State whether facial and meridional isomers can, cannot or must be interchanged by a Bailar Twisting motion

For Information on our GaL3 Complex
and our Computational Model
Return to Index

Resources developed by Marion E. Cass, Carleton College and updated in 2014 and 2025 Computations and content done in consultation with Henry S. Rzepa, Imperial College, London