Some articles on existing, chiral, existing chiral center:
... 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 ...
Famous quotes containing the words center and/or existing:
“Whether talking about addiction, taxation [on cigarettes] or education [about smoking], there is always at the center of the conversation an essential conundrum: How come were selling this deadly stuff anyway?”
—Anna Quindlen (b. 1952)
“U.S. international and security policy ... has as its primary goal the preservation of what we might call the Fifth Freedom, understood crudely but with a fair degree of accuracy as the freedom to rob, to exploit and to dominate, to undertake any course of action to ensure that existing privilege is protected and advanced.”
—Noam Chomsky (b. 1928)