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Volumn 7, Issue 16, 2001, Pages 3603-3615

Complexation and (templated) synthesis of rhenium complexes with cyclodextrins and cyclodextrin dimers in water

Author keywords

Cyclodextrins; Radiopharmaceuticals; Rhenium; Supramolecular chemistry; Templated synthesis

Indexed keywords

DIMERS; SYNTHESIS (CHEMICAL); WATER;

EID: 0035902896     PISSN: 09476539     EISSN: None     Source Type: Journal    
DOI: 10.1002/1521-3765(20010817)7:16<3603::AID-CHEM3603>3.0.CO;2-E     Document Type: Article
Times cited : (30)

References (76)
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    • For recent reviews of medicinal inorganic chemistry in general, or (rhenium) radiopharmaceuticals in specific see: a) Chem. Rev. 1999, 99, Issue 9;
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    • (1999) Angew. Chem. Int. Ed. , vol.38 , pp. 1513-1531
  • 7
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    • For reviews on CD chemistry see Chem. Rev. 1998, 98, Issue 5.
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  • 17
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    • Kluwer Academic Publisher, Dordrecht
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    • (1988) Cyclodextrin Technology , pp. 450
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    • note
    • 2+ complexing with the methanol present.
  • 25
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    • 2, and the free and bound shift values, using a spreadsheet methodology developed before: J. Huskens, H. van Bekkum, J. A. Peters, Comp. Chem. 1995, 19, 409-416.
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    • Huskens, J.1    Van Bekkum, H.2    Peters, J.A.3
  • 28
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    • note
    • 2benz.
  • 29
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    • note
    • CPK molecular models suggest that only one of the two aromatic rings can be complexed at any given time, due to the distance between the β-CD moieties. NMR spectra indicate that there is a rapid exchange between the extremes, that is, either one of the aromatic rings inside a β-CD cavity.
  • 30
    • 0003993234 scopus 로고    scopus 로고
    • note
    • obs values is estimated to be ±0.3.
  • 32
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    • note
    • 1, the reported value of 4.9 could be used for the fitting procedure.)
  • 33
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    • note
    • 2dans 14 is 10.3±1.0.
  • 34
    • 0004072654 scopus 로고    scopus 로고
    • note
    • For the different aspects of rhenium radiopharmaceuticals see the review of Dilworth and Parrot, ref. [1d].
  • 37
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    • note
    • 4.
  • 38
    • 0004151175 scopus 로고    scopus 로고
    • note
    • +) to facilitate extraction of the formed complexes to the organic layer.
  • 39
    • 0004006731 scopus 로고    scopus 로고
    • note
    • 1H NMR signals belonging to compound cis-11a are listed in the Experimental Section.
  • 40
    • 0004049825 scopus 로고    scopus 로고
    • note
    • Due to the degree of symmetry present in both the cis as well as the trans complex, the structure of the two complexes could not be proven with NMR.
  • 41
    • 0002018170 scopus 로고    scopus 로고
    • Only one example of preferential product formation using a CD-dimer has been reported, however, without stereoselectivity: C. J. Easton, J. B. Harper, S. F. Lincoln, New J. Chem. 1998, 1163-1165.
    • (1998) New J. Chem. , pp. 1163-1165
    • Easton, C.J.1    Harper, J.B.2    Lincoln, S.F.3
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    • 0004005671 scopus 로고    scopus 로고
    • note
    • The other bis(bidentate) complexes were not isolated.
  • 47
    • 0004165640 scopus 로고    scopus 로고
    • note
    • Besides the three bis(bidentate) complexes, TLC showed several other spots belonging to compounds which were not identified.
  • 48
    • 0001393164 scopus 로고
    • Although actual complexation of the pyridine ligand by β-CD has not been established here, pyridine derivatives are known to form inclusion complexes with β-CD: a) I. Satake, S. Yoshida, K. Hayakawa, T. Maeda, Y. Kusumoto, Bull. Chem. Soc. Jpn. 1986, 59, 3991-3993;
    • (1986) Bull. Chem. Soc. Jpn. , vol.59 , pp. 3991-3993
    • Satake, I.1    Yoshida, S.2    Hayakawa, K.3    Maeda, T.4    Kusumoto, Y.5
  • 50
    • 0004082840 scopus 로고    scopus 로고
    • note
    • 3O, making purification somewhat troublesome.
  • 70
    • 0003991623 scopus 로고
    • Compound 2 has been described in patents only: Ciba-Geigy, DE 2749902 [Chem. Abstr. 1978, 89, 112428].
    • (1978) Chem. Abstr. , vol.89 , pp. 112428
  • 72
    • 0004066095 scopus 로고    scopus 로고
    • note
    • This compound was synthesized before, however, using pyridin-2-yl-methanol and thioacetic acid: ref. [60].


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.