1. Synthesis and Properties of Azoles Containing Benzothiazole Substituents. (Review)

   • V. I. Kelarev
   • K. I. Kobrakov
   • I. I. Rybina

   OriginalPaper Pages: 1267 - 1306

2. Protonation and Alkylation of Cross-conjugated Ketones Containing a Terminal N-Methylpyrrole Ring

   • Zh. A. Krasnaya
   • Yu. V. Smirnova

   OriginalPaper Pages: 1307 - 1313

3. Steric Effects in the Nucleophilic Addition of Pyrazoles Unsubstituted at a Nitrogen Atom to the Double Bond of Maleic Anhydride

   • N. L. Nam
   • I. I. Grandberg
   • V. I. Sorokin

   OriginalPaper Pages: 1314 - 1316

4. Polynuclear Branched Tetrazole Systems. 2. New 2-(5-Tetrazolyl)ethylpodands and Their NH-Acidity

   • V. Yu. Zubarev
   • E. V. Bezklubnaya
   • V. A. Ostrovskii

   OriginalPaper Pages: 1317 - 1325

5. N-(2-Pyridyl)amides of 2,4-Dioxobutyric Acids in Reactions with Diazoalkanes

   • S. S. Kataev
   • N. E. Gavrilova
   • V. V. Zalesov

   OriginalPaper Pages: 1326 - 1331

6. Basicity Constants of Isomeric Azafluorenes and Their Derivatives

   • V. G. Pleshakov
   • M. A. Beshenko
   • N. I. Golovtsov

   OriginalPaper Pages: 1332 - 1335

7. Quantum-chemical Studies of Pyrimidin-4-ones. 2. Stability in the Gas Phase of Tautomers of Pyrimidin-2,4-dione, 2-Thioxo-, 2-Selenoxo-, 2-Amino-, and 2-Acetylaminopyrimidin-4-ones, and Their 6-Methyl- and 6-Phenyl Derivatives

   • M. Kh. Mamarakhmonov
   • L. I. Belen'kii
   • Kh. M. Shakhidoyatov

   OriginalPaper Pages: 1336 - 1342

8. The Rules Linking Structures and Electronic Absorption Spectra of Isomeric Pyrroloquinolines

   • S. A. Yamashkin
   • O. B. Tomilin
   • O. V. Boyarkina

   OriginalPaper Pages: 1343 - 1347

9. ¹H and ¹³C NMR Spectra of 9H-Pyrimido[4,5-b]indoles

   • V. P. Borovik
   • M. M. Shakirov
   • N. N. Vorozhtsov

   OriginalPaper Pages: 1348 - 1354

10. Composition of Reductive Cleavage Products of Cyclopenta[d]isoxazolines

    • I. P. Antonevich

    OriginalPaper Pages: 1355 - 1356

11. Reaction of 3-(4-Chlorofurazanyl-3-N(O)N-azoxy)-4-nitrofurazan with Weak Bases

    • A. B. Sheremetev
    • N. S. Aleksandrova
    • D. E. Dmitriev

    OriginalPaper Pages: 1357 - 1363

12. 5-(4,6-Diphenyl-2-pyrimidinyl)-1,3,4-oxadiazole-2-thione with Some C-Electrophiles and N-Nucleophiles

    • G. Mekuskiene
    • M. M. Burbuliene
    • P. Vainilavicius

    OriginalPaper Pages: 1364 - 1368

13. 2,3-Dihydro-5,6-tetramethylenespiro(cyclohexane-2-thieno[2,3-d]pyrimidine)-4(1H)-thione. A Novel Synthetic Route and Crystalline Structure

    • A. D. Dyachenko
    • E. B. Rusanov
    • S. M. Desenko

    OriginalPaper Pages: 1369 - 1375

14. Study of the Steric Structure of 7-Alkoxyalkyl-3-oxa-7-azabicyclo[3.3.1]nonan-9-ones and Their Derivatives Using ¹H NMR Spectroscopy

    • S. G. Klepikova
    • V. K. Yu
    • K. D. Berlin

    OriginalPaper Pages: 1376 - 1384

15. Reaction of (Arylhydrazono)cyanothioacetamides with Halo Ketones

    • I. V. Paramonov
    • N. P. Belskaia
    • V. A. Bakulev

    OriginalPaper Pages: 1385 - 1395

16. The Structure of Tris(3',5'-dimethylpyrazol-1-yl)-s-triazine and Its Use as a Ligand in Coordination Chemistry

    • A. Guerrero
    • F. A. Jalon
    • J. Elguero

    OriginalPaper Pages: 1396 - 1403

17. On the 70th Birthday of Academician Gunars Chipens

    • J. Stradins

    OriginalPaper Pages: 1404 - 1407