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Rediscovering Pasteur's Quasiracemates
Journal article   Peer reviewed

Rediscovering Pasteur's Quasiracemates

Kraig A Wheeler, Rebecca C Grove, Raymond E Davis and W. Scott Kassel
Angewandte Chemie International Edition, Vol.47(1), pp.78-81
12/17/2007
DOI: 10.1002/anie.200704007
PMID: 18022885

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Abstract

A fresh Pasteur: Reconstruction of Pasteur's 1853 account of peculiar three‐component crystals has confirmed the identities of the two crystalline phases as ammonium (+)‐bitartrate (central crystal) and a quasiracemate of ammonium (+)‐bitartrate/(−)‐bimalate (adjoining crystal laths). The quasiracemate contains approximately inversion‐related molecular assemblies in which each bitartrate and bimalate component forms a homomeric catemeric motif.
molecular recognition crystal growth molecular topology history of science self‐assembly

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