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Volumn 67, Issue 22, 2002, Pages 7761-7768

Hydrogen-bond-assisted π-stacking of shape-persistent cyclophanes

Author keywords

[No Author keywords available]

Indexed keywords

GEL FORMATION;

EID: 0036827596     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo025723a     Document Type: Article
Times cited : (54)

References (37)
  • 5
    • 2142730961 scopus 로고
    • Saenger, W., Ed.; Springer-Verlag: Berlin; Subvol. C
    • (a) Tuner, D. H.; Sugimoto, N.; Freier, S. M. In Nucleic Acids; Saenger, W., Ed.; Springer-Verlag: Berlin, 1990; Subvol. C, pp 201-27.
    • (1990) Nucleic Acids , pp. 201-227
    • Tuner, D.H.1    Sugimoto, N.2    Freier, S.M.3
  • 31
    • 2142738593 scopus 로고    scopus 로고
    • note
    • The equilibrium constant at 25°C was intrapolated from the van't Hoff plot.
  • 32
    • 2142730960 scopus 로고    scopus 로고
    • note
    • An oligoethylene glycol-alkoxyl-substituted SPC did form a dimer in acetone solution (ref 9c). However, the nature of the driving force is proposed to be solvophobic.
  • 33
    • 2142777715 scopus 로고    scopus 로고
    • note
    • Interestingly, we discovered that thin-layer chromatography (TLC), in addition to NMR, can be used to detect the dimerization in this class of compounds. When developed on TLC plates, the monomeric cyclophane (1) showed a regular inverted-V-shaped tailing trail. In contrast, all the aggregating cyclophanes (2-4) exhibited very unusual V-shaped reverse-tailing trails. A similar phenomenon was also observed in alkyl-substituted cyclophanes (vide infra). Whether this phenomenon is the result of the π-stacking remains an open question.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.