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Volumn 47, Issue 21, 2006, Pages 3529-3533

Sonogashira alkynylation of unprotected 8-brominated adenosines and guanosines: fluorescence properties of compact conjugated acetylenes containing a purine ring

Author keywords

[No Author keywords available]

Indexed keywords

ACETYLENE DERIVATIVE; ADENOSINE DERIVATIVE; GUANOSINE DERIVATIVE; HYDROXYL GROUP; PHENYLENEDIAMINE; PURINE DERIVATIVE;

EID: 33646581751     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2006.03.100     Document Type: Article
Times cited : (61)

References (38)
  • 21
    • 0035939345 scopus 로고    scopus 로고
    • It is worthy of note that an unusual rearrangement was seen on cross-coupling 1-phenylprop-2-yn-1-ol with 3 to give an enone, rather than the expected alkynol
    • Volpini R., Costanzi S., Lambertucci C., Vittori S., Klotz K.-N., Lorenzen A., and Cristalli G. Bioorg. Med. Chem. Lett. 11 (2001) 1931 It is worthy of note that an unusual rearrangement was seen on cross-coupling 1-phenylprop-2-yn-1-ol with 3 to give an enone, rather than the expected alkynol
    • (2001) Bioorg. Med. Chem. Lett. , vol.11 , pp. 1931
    • Volpini, R.1    Costanzi, S.2    Lambertucci, C.3    Vittori, S.4    Klotz, K.-N.5    Lorenzen, A.6    Cristalli, G.7
  • 25
    • 33646582894 scopus 로고    scopus 로고
    • note
    • Compound 6a and related derivatives need to be isolated by solvent extraction and purified by laborious column chromatography.
  • 34
    • 33646547544 scopus 로고    scopus 로고
    • note
    • 5 384.1307).
  • 35
    • 33646574887 scopus 로고    scopus 로고
    • note
    • 13C NMR spectroscopy.
  • 36
    • 0842349083 scopus 로고    scopus 로고
    • It is acknowledged that electron-poor terminal acetylenes may favour ligation to Pd(0), thus removing active catalyst from the catalytic cycle. For more insightful detail, see:
    • It is acknowledged that electron-poor terminal acetylenes may favour ligation to Pd(0), thus removing active catalyst from the catalytic cycle. For more insightful detail, see:. Amatore C., Bensalem S., Ghalem S., Jutand A., and Medjour Y. Eur. J. Org. Chem. (2004) 366
    • (2004) Eur. J. Org. Chem. , pp. 366
    • Amatore, C.1    Bensalem, S.2    Ghalem, S.3    Jutand, A.4    Medjour, Y.5
  • 38
    • 33646550787 scopus 로고    scopus 로고
    • note
    • 31P NMR spectroscopic experiments indicate that the excess Cu(I) reduces the amount of Pd(0) species bound to 1 or 5, thereby releasing active catalyst into the catalytic cycle. Complete details of these experiments will be reported in a full paper.


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.