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Volumn , Issue 23, 2011, Pages 3438-3445

Solution-stable triple helicates of quaterimidazole: Three-dimensional crystal structures and optical resolution by chiral-column HPLC

Author keywords

Chiral resolution; Helical structures; Hydrogen bonds; Self assembly

Indexed keywords

CHELATION; COBALT COMPOUNDS; COORDINATION REACTIONS; CRYSTAL STRUCTURE; METAL IONS; SELF ASSEMBLY; STEREOCHEMISTRY; TITRATION; TRANSITION METALS;

EID: 79961162568     PISSN: 14341948     EISSN: 10990682     Source Type: Journal    
DOI: 10.1002/ejic.201100488     Document Type: Article
Times cited : (16)

References (72)
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    • For comprehensive overviews of helicates with d-block transition-metal ions, see: (a) E. C. Constable, Tetrahedron 1992, 48, 10013-10059.
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    • (Eds.: K. A. Jr. Gschneidner, J.-C. G. Bünzli, V. K. Pecharsky), North-Holland, Amsterdam
    • For a comprehensive overview of helicates containing f-block transition-metal ions, see: (a) C. Piguet, J.-C. G. Bünzli, in Handbook on the Physics and Chemistry of Rare Earths, vol. 40 (Eds.: K. A. Gschneidner Jr., J.-C. G. Bünzli, V. K. Pecharsky), North-Holland, Amsterdam, 2010, pp. 301-553.
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    • Angew. Chem. Int. Ed. Engl. 1993, 32, 703 -706.
    • For spontaneous optical resolution under crystallization for helicates with d-block transition-metal ions, see: (a) R. Krämer, J.-M. Lehn, A. De Cian, J. Fischer, Angew. Chem. 1993, 105, 764-767; Angew. Chem. Int. Ed. Engl. 1993, 32, 703 -706.
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    • Krämer, R.1    Lehn, J.-M.2    De Cian, A.3    Fischer, J.4
  • 20
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    • optical resolution by the formation of a diastereomer ion pair was reported on boron-sodium helicates, although the helicates do not contain transition-metal ions, see
    • P. Gawryszewska, J. Legendziewicz, Z. Ciunik, N. Esfandiari, G. Muller, C. Piguet, M. Cantuel, J. P. Riehl, Chirality 2006, 18, 406-412 optical resolution by the formation of a diastereomer ion pair was reported on boron-sodium helicates, although the helicates do not contain transition-metal ions, see
    • (2006) Chirality , vol.18 , pp. 406-412
    • Gawryszewska, P.1    Legendziewicz, J.2    Ciunik, Z.3    Esfandiari, N.4    Muller, G.5    Piguet, C.6    Cantuel, M.7    Riehl, J.P.8
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    • The differences in the magnetic environment of a trinuclear triple helicate including lanthanide ions was demonstrated in the solution state with the help of paramagnetic NMR spectroscopic measurements, see
    • S. Lloyd, Sci. Am. 1995, 273, 140-145. The differences in the magnetic environment of a trinuclear triple helicate including lanthanide ions was demonstrated in the solution state with the help of paramagnetic NMR spectroscopic measurements, see
    • (1995) Sci. Am. , vol.273 , pp. 140-145
    • Lloyd, S.1
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    • Further studies involving the identification of the absolute configuration and structural elucidation of each enantiomer are under way
    • Further studies involving the identification of the absolute configuration and structural elucidation of each enantiomer are under way.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.