1. Heterocyclic compounds of marine organisms (review)

   • G. B. Elyakov
   • V. A. Stonik
   • T. N. Makar'eva

   ReviewPaper Pages: 345 - 359

2. synthesis of γ-monolactones of 2,7-dialkyl-2,7-diamino-4-hydroxyoctane-1,8-dioic acids and their 4-methyl-substituted derivatives

   • M. A. Manukyan
   • A. A. Akhnazaryan
   • M. T. Dangyan

   OriginalPaper Pages: 360 - 362

3. Kinetics and mechanism of di-tert-butyl peroxide-initiated liquid-phase transformations of 2-alkoxytetrahydropyrans

   • E. V. Pastushenko
   • S. S. Zlot-skii
   • D. L. Rakhmankulov

   OriginalPaper Pages: 363 - 366

4. Synthesis and acid-base and thermochromic properties of 5-(2-thiazolyl)-substituted formazans

   • G. N. Lipunova
   • N. N. Gulemina
   • N. P. Bednyagina

   OriginalPaper Pages: 367 - 370

5. Photolysis of aroyl azides in 2,3-dimethyl-2-butene 2,2,3,3-tetramethyl-1-aroylaziridines and 4,4,5,5-tetramethyl-2-aryl-2-oxazolines

   • V. P. Semenov
   • A. P. Prosypkina
   • K. A. Ogloblin

   OriginalPaper Pages: 371 - 373

6. Electrophilic substitution of acetamido- and acetoxybenzo-1,4-dioxanes

   • V. K. Daukshas
   • G. V. Purvanetskas
   • V. L. Gineitite

   OriginalPaper Pages: 373 - 378

7. Reaction of primary and secondary enamines with anhydrides of unsaturated dicarboxylic acids

   • S. G. Agbalyan
   • K. K. Lulukyan
   • É. S. Stepanyan

   OriginalPaper Pages: 379 - 381

8. Indole derivatives

   • V. S. Velezheva
   • V. V. Vampilova
   • N. N. Suvorov

   OriginalPaper Pages: 382 - 385

9. Indole derivatives

   • A. V. Yarosh
   • V. S. Velezheva
   • N. N. Suvorov

   OriginalPaper Pages: 386 - 390

10. Enamines. V

    • M. K. Polievktov
    • A. B. Grigor'ev
    • V. G. Granik

    OriginalPaper Pages: 391 - 394

11. Hetarylation of N-arylsulfonylpyridinium and benzopyridinium salts in situ

    • A. K. Sheinkman
    • G. V. Samoilenko
    • V. I. Zolotarev

    OriginalPaper Pages: 395 - 398

12. Research on heterocyclic quinones

    • Yu. S. Tsizin
    • S. A. Chernyak
    • B. V. Lopatin

    OriginalPaper Pages: 398 - 402

13. Research on heterocyclic quinones

    • Yu. S. Tsizin
    • B. V. Lopatin

    OriginalPaper Pages: 403 - 407

14. Research on 2,3-polymethylenequinolines

    • M. E. Konshin
    • É. S. Abramochkin
    • D. I. Uvarov

    OriginalPaper Pages: 408 - 409

15. Hydroacridines and related compounds

    • V. I. Alekseev
    • V. A. Kaminskii
    • M. N. Tilichenko

    OriginalPaper Pages: 410 - 413

16. Synthesis of phosphorylated pyrazolones

    • É. E. Nifant'ev
    • S. I. Patlina
    • E. I. Matrosov

    OriginalPaper Pages: 414 - 416

17. Synthesis and properties of some pyrimido[5,4-d]pyrimidine derivatives

    • N. E. Britikova
    • A. S. Elina

    OriginalPaper Pages: 417 - 420

18. Reactivities and transformations of phenazyl radicals

    • I. N. Borukhova
    • V. F. Gryazev
    • V. I. Koryakov

    OriginalPaper Pages: 420 - 423

19. Synthesis and nitration of 4-phenyl-2,3-dihydro-1H-1,5-benzodiazepin-2-one

    • T. S. Chmilenko
    • Z. F. Solomko
    • A. N. Kost

    OriginalPaper Pages: 423 - 427

20. Mass spectra of trisubstituted 1,2,3,4-tetrahydro-1,5-benzodiazocin-2-ones

    • P. A. Sharbatyan
    • P. B. Terent'ev
    • V. V. Danilin

    OriginalPaper Pages: 427 - 433

21. Cyclization of N¹-aryl-N³-acetyl-p-nitrobenzamidrazones to substituted 1,2,4-triazoles

    • M. O. Lozinskii
    • T. N. Kudrya
    • P. S. Pel'kis

    OriginalPaper Pages: 433 - 436

22. Quantum-chemical analysis of the tautomerisim of 1,2,4-triazole and its amino and diamino derivatives

    • V. V. Makarskii
    • V. A. Zubkov
    • M. G. Voronkov

    OriginalPaper Pages: 436 - 440

23. Electronic absorption spectra of 3-chloro- and 3-amino-1,2,4-triazole derivatives

    • M. G. Voronkov
    • V. A. Lopyrev
    • Yu. L. Frolov

    OriginalPaper Pages: 441 - 443

24. Thermoylysis of 1-phenyl-5-alkylsulfonyltetrazole in the presence of arylhydrazines. An instance of migration of an alkylsulfonyl group in a 1,3-dipole

    • I. Ya. Postovskii
    • V. L. Nirenburg
    • V. P. Mamaev

    OriginalPaper Pages: 443 - 446

25. Synthesis of acyloxybenzofuro[3,2-c]pyrylium salts

    • G. N. Dorofeenko
    • V. G. Korobkova
    • V. I. Volbushko

    Letters to the Editor Pages: 447 - 447

26. New method for the synthesis of 2-hetaryl-substituted imidazo[4,5-b]pyridines and imidazo[4,5-c]pyridines

    • Yu. M. Yutilov
    • L. I. Kovaleva

    Letters to the Editor Pages: 448 - 448

27. Preparation of heterocyclic compounds by vapor-phase reactions of benzofuran with trichlorosilane under the influence of accelerated electrons

    • B. I. Vainshtein
    • I. P. Tokareva
    • E. A. Chernyshev

    Letters to the Editor Pages: 449 - 449

28. Bromination of 4,4-disubstituted 1,4-dihydropyridines

    • A. M. Kats
    • V. V. Kastron
    • G. Ya. Dubar

    Letters to the Editor Pages: 450 - 450

29. Peculiarities of the nitration of 2-[α-chloro-β-(5-nitro-2-furyl)vinylimidazo[1,2-a]pyridine

    • N. O. Saldabol
    • Yu. Yu. Popelis

    Letters to the Editor Pages: 451 - 451

30. Synthesis of tetrazolo [1′,5′:4,5]tetrahdydrotriazolo-[1,2-a]-1,2,5,6-tetrahydro-sym-tetrazine

    • V. P. Shchipanov

    Letters to the Editor Pages: 452 - 452

31. Synthesis of 6-hydroxypyrrolotetrazoles

    • Yu. M. Volovenko
    • F. S. Babichev

    Letters to the Editor Pages: 453 - 453

32. Isomerization of pyrazolo[1,2-a] pyrimidines

    • A. N. Kost
    • R. S. Sagitullin
    • G. G. Danagulyan

    Letters to the Editor Pages: 454 - 454

33. 100th Anniversary of the birth of Vladimir Vasil'evich Chelintsev (1877–1947)

    • V. G. Karchenko

    Jubilees and Dates Pages: 455 - 456

34. International Symposium on Low-Molecular-Weight Sulfur-Containing Natural Compounds

    • S. Z. Taits

    Chronicles Pages: 457 - 459

35. Visiting session of the Academy of Sciences of the USSR

    • A. Garnovskii

    Chronicles Pages: 460 - 461