Metastability in Supersaturated Solution and Transition towards Chirality in the Crystallization of NaClO3

被引：49

作者：

El-Hachemi, Zoubir ^{[1
,2
]}

Crusats, Joaquim ^{[1
,2
]}

Ribo, Josep M. ^{[1
,2
]}

Michael McBride, J. ^{[3
]}

Veintemillas-Verdaguer, Sabino ^{[4
]}

机构：

[1] Univ Barcelona IEEC UB, Dept Quim Organ, Barcelona 08028, Spain

[2] Univ Barcelona IEEC UB, Inst Cosmos Sci ICC, Barcelona 08028, Spain

[3] Yale Univ, Dept Chem, New Haven, CT 06520 USA

[4] CSIC INTA, Ctr Astrobiol, Madrid 28850, Spain

来源：

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION | 2011年 / 50卷 / 10期

关键词：

autocatalysis; chirality; crystal growth; phase transitions; racemic conglomerates; SYMMETRY-BREAKING; STIRRED CRYSTALLIZATION; HOMOCHIRALITY; DERACEMIZATION; EQUILIBRIUM; RESOLUTION; EMERGENCE; SURFACE;

D O I：

10.1002/anie.201007209

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

This way or that: Analysis of the chiral composition of the crystal mixture obtained from samples of boiling solutions of NaClO3 (see picture) indicates that symmetry breaking towards homochiral compositions may begin in the metastable stage preceding crystallization, that is, at the level of subcritical clusters. (Figure Presented). © 2011 Wiley-VCH Verlag GmbH & Co. KGaA.

引用

页码：2359 / 2363

页数：5

共 52 条

[1] PHOTO-POLYMERIZATION IN CHIRAL CRYSTALS .3. TOWARD AN ABSOLUTE ASYMMETRIC SYNTHESIS OF OPTICALLY-ACTIVE DIMERS AND POLYMERS WITH QUANTITATIVE ENANTIOMERIC YIELD [J].