Existing Chiral Center

Some articles on existing, chiral, existing chiral center:

Stereoselectivity
... stereocenter or during the non-stereospecific transformation of a pre-existing one ... from an achiral starting material, using either a chiral catalyst, an enzyme or a chiral reagent ... An important variant is kinetic resolution, in which a pre-existing chiral center undergoes reaction with a chiral catalyst, an enzyme or a chiral reagent such that ...

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