1. Édmund Lukevits (on his 60th birthday)

   Announcement Pages: 1239 - 1240

2. 1,3-dioxenium cations: Synthesis and properties

   • E. P. Olekhnovich
   • V. G. Arsen'ev
   • V. I. Minkin

   OriginalPaper Pages: 1241 - 1262

3. Synthesis and properties of Schiff bases of mesoformylporphyrins (Review)

   • G. V. Ponomarev

   ReviewPaper Pages: 1263 - 1280

4. N-aminoazolinthiones and N-aminoazinthione. 1. Synthesis (Review)

   • O. V. Dyablo
   • A. F. Pozharskii
   • V. V. Kuz'menko

   ReviewPaper Pages: 1281 - 1294

5. Novel approach to the synthesis of 3-acyl substituted indolizines. The synthesis of 3-(indolizinyl-2)alanine and 4-(indolizinyl-3) homoalanine derivatives

   • Lucija Jukić
   • Urška Bratušek
   • Branko Stanovnik

   OriginalPaper Pages: 1295 - 1299

6. Tetrazoles. 33. New method for obtaining functionally substituted tetrazoles

   • M. A. Gol'tsberg
   • G. I. Koldobskii

   OriginalPaper Pages: 1300 - 1304

7. Additions of 5-phenyltetrazole and other heterocyclic NH compounds to olefins

   • Alan R. Katritzky
   • Ming Qi
   • Adam P. Wells

   OriginalPaper Pages: 1305 - 1311

8. Synthesis of various 5-(3-substituted phenyl)-2′-deoxyuridines

   • Ulf Wellmar
   • Anna-Britta Hörnfeldt
   • Nils Gunnar Johansson

   OriginalPaper Pages: 1312 - 1318

9. Relationships and features of electrophilic substitution reactions in the azole series

   • L. I. Belen'kii
   • N. D. Chuvylkin

   OriginalPaper Pages: 1319 - 1343

10. Molecular design of heterocycles. 6. Hetarenes with bridge nitrogen atom. 4. Strategy and tactics for computer prediction of new recyclizations in the azolopyridine series with bridge nitrogen atom

    • E. V. Babaev
    • N. S. Zefirov

    OriginalPaper Pages: 1344 - 1357

11. NMR study of some sydnones, isosydnones, and isothiosydnones

    • W. Bocian
    • J. Jaźwiński
    • G. A. Webb

    OriginalPaper Pages: 1358 - 1366

12. On the synthesis of siloxanes. XXIV. Nucleophilic substitution reactions of 2-functional 1,3-dioxa-2-4,7-trisilacylcloheptanes and 1,3-dioxa-2,4,8-trisilacyclooctanes

    • K. Rühlmann
    • S. Jähnichen
    • D. Scheller

    OriginalPaper Pages: 1367 - 1375

13. Crystal structure of 1-[N-2-aminoethyl)-aminopropyl]silatrane

    • P. Hencsei
    • L. Párkányi
    • I. Kovács

    OriginalPaper Pages: 1376 - 1380

14. Molecular structure of heterocyclic derivatives of hypercoordination silicon

    • É. Lukevits
    • O. A. Pudova

    OriginalPaper Pages: 1381 - 1418

15. Extraction of strontium(II), silver(I), and lead(II) with some oxathia- and thiacrown compounds

    • A. Yu. Arkhipov
    • A. A. Abramov
    • A. V. Anisimov

    OriginalPaper Pages: 1419 - 1422

16. Methylamino-dehydrogenation of 3-vitro-1,8-naphthyridines

    • Marian Wozniak
    • Piotr Suryio
    • Henk van der Plas

    Letters to the editor Pages: 1423 - 1424

17. Reaction of silyluracils with aldehydes — A method for the synthesis of siloxymethyluracils

    • É. Lukevits
    • M. Trushule

    OriginalPaper Pages: 1425 - 1426

18. New formyl-substituted spiropyrans of the indoline series

    • N. A. Voloshin
    • N. V. Volbushko
    • V. I. Minkin

    OriginalPaper Pages: 1427 - 1428

19. Cleavage of the benzyloxycarbamoyl group in 4-methoxycarbonylmethyl-3-benzyloxycarbonyl-amino-3-benzyloxycarbonyl-1-pyrazoline

    • Yu. M. Pustovit
    • P. I. Ogoiko
    • V. P. Nazaretyan

    OriginalPaper Pages: 1429 - 1429

20. Direct introduction of the pyrazolidine substituent into the pyrazolone nucleus

    • L. A. Sviridova
    • G. A. Golubeva
    • I. V. Dlinnykh

    OriginalPaper Pages: 1430 - 1431

21. New aspects of the oxidation reaction of ethanebisporphyrins. Synthesis of mononickel complexes of cis- and transethylene-bisoctaethylporphyrin

    • D. V. Yashunskii
    • G. V. Ponomarev
    • D. P. Arnold

    OriginalPaper Pages: 1432 - 1433