20 Twenty-Five Years’ History, Mechanism, and Generality …
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Fig. 20.1 Chiral resolution by a preferential enrichment (PE) of a racemic mixed crystal in the
case of substantial enrichment of R enantiomer in solution after the first recrystallization of the firstgeneration of chiral organic salts 1 and b preferential crystallization (PC) of racemic conglomerates
event of complexity system; the processes in PE such as (a) molecular aggregation
in solution, (b) formation of metastable crystalline phases, (c) polymorphic transition (or phase transition), and (d) substantial enrichment of one enantiomer in the
mother liquor correspond to the following terminologies of complexity theory; (a
)
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