1. Synthesis of nitrogen heterocycles by means of nitrenes

   • V. P. Semenov
   • A. N. Studenikov
   • A. A. Potekhin

   ReviewPaper Pages: 233 - 245

2. Reactions of aromatic and heteroaromatic compounds containing electron-acceptor substituents

   • L. I. Belen'kii
   • G. P. Gromova
   • Ya. L. Gol'dfarb

   OriginalPaper Pages: 246 - 250

3. Enamines of the 5-nitrofuran series

   • D. Vegh
   • A. K. Sheinkman
   • J. Kovač

   OriginalPaper Pages: 250 - 253

4. Synthesis of β-(4,5-dihalofuryl)acrylic and -propiolic acids

   • I. I. Popov
   • Z. N. Nazarova
   • A. P. Chumak

   OriginalPaper Pages: 253 - 255

5. Mannich reaction in six-membered heterocyclic γ-ketones

   • E. T. Golovin
   • L. S. Pomogaeva
   • É. I. Strakhova

   OriginalPaper Pages: 256 - 261

6. Synthesis of 4-nitroisoxazoline N-oxides

   • F. A. Gabitov
   • O. B. Kremleva
   • A. L. Fridman

   OriginalPaper Pages: 261 - 263

7. Research in the isoxazole series

   • S. D. Sokolov
   • G. B. Tikhomirova

   OriginalPaper Pages: 264 - 265

8. Mass spectra of 1-alkoxyaziridines

   • I. G. Zenkevich
   • B. V. Ioffe
   • Yu. P. Artsybasheva

   OriginalPaper Pages: 266 - 274

9. NMR spectra of arylaziridines

   • É. É. Liepin'sh
   • A. V. Eremeev
   • R. S. Él'kinson

   OriginalPaper Pages: 275 - 278

10. Reactions of 2,2-dimethyl-3-phenylazirine with hydrazine and its derivatives

    • A. V. Eremeev
    • R. S. Él'kinson
    • É. É. Liepin'sh

    OriginalPaper Pages: 278 - 282

11. Pyrroles from ketoximes and acetylene

    • B. A. Trofimov
    • S. E. Korostova
    • A. N. Vasil'ev

    OriginalPaper Pages: 282 - 285

12. Pyrroles from ketoximes and acetylene

    • B. A. Trofimov
    • M. V. Sigalov
    • A. N. Vasil'ev

    OriginalPaper Pages: 285 - 289

13. Azaindole derivatives

    • V. A. Azimov
    • V. G. Granik
    • L. N. Yakhontov

    OriginalPaper Pages: 289 - 293

14. Research on 1-aza two-ring systems

    • I. M. Skvortsov
    • L. N. Astakhova
    • I. Ya. Evtushenko

    OriginalPaper Pages: 293 - 297

15. Reaction of pyridine-2-thione with acetylenes

    • G. G. Skvortsova
    • D. G. Kim
    • L. V. Andriyankova

    OriginalPaper Pages: 297 - 300

16. Reaction of ethyl quininate derivatives with phenyllithium

    • L. I. Mastafanova
    • L. F. Linberg
    • L. N. Yakhontov

    OriginalPaper Pages: 301 - 305

17. Research on lactams

    • R. G. Glushkov
    • V. G. Smirnova
    • T. F. Vlasova

    OriginalPaper Pages: 306 - 310

18. Synthesis and ionization constants of N-(4-carbethoxy-5-pyrazolyl)amidines

    • V. G. Granik
    • E. O. Sochneva
    • I. V. Persianova

    OriginalPaper Pages: 310 - 312

19. Synthesis of o-azobispyrazole derivatives

    • V. M. Dziomko
    • B. K. Berestevich

    OriginalPaper Pages: 313 - 318

20. γ-(1-Methyl-2-benzimidazolyl)perfluorobutyric acid and its transformations

    • N. A. Malichenko
    • L. M. Yagupol'skii

    OriginalPaper Pages: 319 - 321

21. Investigation of condensed pyrimidine, pyrazine, and pyridine systems

    • N. V. Sazonov
    • N. A. Nersesyan
    • T. S. Safonova

    OriginalPaper Pages: 321 - 326

22. Bromination of 4-hydroxypyrazolo[3,4-d]pyrimidines

    • T. S. Leonova
    • T. A. Babushkina
    • V. G. Yashunskii

    OriginalPaper Pages: 326 - 331

23. Synthesis of dimethylamino derivatives of some condensed heterocycles from dimethylphosgeneimmonium chloride

    • M. V. Gorelik
    • N. D. Kuleshova
    • L. V. Arinich

    OriginalPaper Pages: 332 - 335

24. 3-Phenacyl-2-quinoxalones and 3-phenacylidene-3,4-dihydro-2-quinoxalones

    • Yu. S. Andreichikov
    • S. G. Pitirimova
    • L. A. Voronova

    OriginalPaper Pages: 336 - 339

25. Bromo derivatives of 4-phenyl-2,3-dihydro-1h-1,5-benzodiazepin-2-one

    • Z. F. Solomko
    • V. I. Avramenko
    • L. V. Pribega

    OriginalPaper Pages: 340 - 344

26. Tri(3-indolyl)methyl perchlorates — New dyes of the triarylmethane series

    • T. V. Stupnikova
    • L. A. Rybenko
    • A. K. Sheinkman

    Letters to the Editor Pages: 345 - 345

27. Condensation of 1-aryl-5-methyltetrazoles with aldehydes

    • V. A. Zyryanov
    • I. Ya. Postovskii
    • V. L. Rusinov

    Letters to the Editor Pages: 346 - 347

28. Splitting out of an acyl group in the recyclization of the pyridine ring to a benzene ring

    • A. N. Kost
    • R. S. Sagitullin
    • S. P. Gromov

    Letters to the Editor Pages: 347 - 348

29. Sixth International Congress on the Chemistry of Heterocyclic Compounds

    • L. N. Yakhontov

    Chronicles Pages: 349 - 352