[2+2+2]-Co-cyclotrimerization 6-alkynylpurines with diynes: A method for preparation of 6-arylpurines

Tetrahedron Letters

Volumn 44, Issue 4, 2003, Pages 785-788

  Turek, Pavel ^a   Kotora, Martin ^a   Hocek, Michal ^b   Císařová, Ivana ^a  

^a CHARLES UNIVERSITY   (Czech Republic)

^b INSTITUTE OF ORGANIC CHEMISTRY AND BIOCHEMISTRY   (Czech Republic)

Author keywords

Alkynes; Cycloadditions; Cyclotrimerizations; Nucleosides; Purines

Indexed keywords

9 BENZYL 6 (6 PHENYL 1,3 DIHYDROISOBENZOFURAN 5 YL) 9H PURINE; 9 BENZYL 6 [6 PHENYL 2,2 BIS(ETHOXYCARBONYL)INDAN 5 YL] 9H PURINE; ALKYNE; ALKYNYL GROUP; COBALT COMPLEX; NICKEL COMPLEX; PHOSPHINE DERIVATIVE; PURINE DERIVATIVE; UNCLASSIFIED DRUG;

ARTICLE; CATALYSIS; CATALYST; DRUG SYNTHESIS; METHODOLOGY;

EID: 0037455096     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(02)02643-6     Document Type: Article

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32. 2)=0.1173 (for all data). Crystallographic data (excluding structure factors) for the structures in this paper, have been deposited with the Cambridge Crystallographic Data Centre as supplementary publication numbers CCDC 192707. Copies of the data can be obtained, free of charge, on application to CCDC, 12 Union Road, Cambridge CB2 1EZ, UK (fax: +44(0)-1223-336033 or e-mail: deposit@ccdc.cam.ac.uk).