1. Acid-base properties of five-membered nitrogen-containing heterocycles (review)

   • G. I. Koldobskii
   • V. A. Ostrovskii

   ReviewPaper Pages: 469 - 480

2. ¹H and¹³C NMR spectra, stereoisomerism, and conformational states of 3-phenyl-5-isopropoxytetrahydro-2-furanones

   • A. A. Panasenko
   • A. A. Fatykhov
   • G. A. Tolstikov

   OriginalPaper Pages: 480 - 484

3. Synthesis and properties of benzyl-substituted thiiranes

   • M. A. Allakhverdiev
   • A. Z. Khalilova
   • Yu. M. Sultanov

   OriginalPaper Pages: 485 - 488

4. Pyrroloindoles. 13. Properties of 1H,10H-benzo[e]-pyrrolo[3,2-g]indole

   • M. V. Trapaidze
   • Sh. A. Samsoniya
   • N. N. Suvorov

   OriginalPaper Pages: 489 - 493

5. Synthesis and spectral properties of porphyrinquinone derivatives based on deuteroporphyrin IX

   • V. V. Borovkov
   • E. I. Filippovich
   • R. P. Evstigneeva

   OriginalPaper Pages: 494 - 501

6. Synthesis of carbazole under conditions for the catalytic dehydrogenation of cyclohexylamine

   • V. A. Tarasevich
   • O. A. Stefanovich
   • N. S. Kozlov

   OriginalPaper Pages: 501 - 503

7. Heterocyclic enamides — Derivatives of imidazolidine nitrosyl radicals: Reactions with nucleophilic and electrophilic reagents

   • V. A. Reznikov
   • L. A. Vishnivetskaya
   • L. B. Bolodarskii

   OriginalPaper Pages: 504 - 508

8. Studies on the series of azoles and azines. 65. Mass spectra of 5-arylidene-, 5-ethoxycarbonylmethylene-hydantoins and their derivatives

   • V. S. Mirzoryan
   • R. G. Melik-Ogandzhanyan
   • B. A. Ivin

   OriginalPaper Pages: 508 - 514

9. Acyclic analogs of nucleosides. Synthesis of hydroxyalkyl derivatives of 2-trifluoromethyl- and 2-trifluoromethylthiobenzimidazole

   • A. é. Yavorskii
   • A. V. Stetsenko
   • V. L. Florent'ev

   OriginalPaper Pages: 514 - 518

10. Mass spectra of liquid crystals. 2. Esters of alkoxy-substituted nicotinic and picolinic acids

    • T. Yu. Samgina
    • P. A. Sharbatyan
    • V. V. Titov

    OriginalPaper Pages: 518 - 521

11. Stereochemistry of nitrogen heterocycles. 66. Synthesis and x-ray diffraction analysis of C₍₄₎-epimeric 1-methyl-trans-decahydro-4-quinolinols

    • G. S. Litvinenko
    • V. V. Artyukhina
    • Yu. T. Struchkov

    OriginalPaper Pages: 522 - 531

12. Synthesis and reactions of 3-(N-arylcarbamoyl)-2-methylcinchoninic acid

    • S. V. Ukhov
    • M. E. Konshin

    OriginalPaper Pages: 531 - 533

13. Acylation of 2- and 4-hydroxyaminopyrimidines

    • V. F. Sedova
    • G. G. Moskalenko
    • V. P. Mamaev

    OriginalPaper Pages: 533 - 537

14. Studies on the series of azoles and azines. 66. Synthesis, spectra and structure of 5-arylazo- and 5-arylideneamino-2,4,6-triaminopyrimidines and their 6-hydroxy analogs

    • Zh. V. Belodedova
    • N. A. Smorygo
    • B. A. Ivin

    OriginalPaper Pages: 538 - 545

15. Reduction of 12-acetylaminoindolo[1,2-c]quinazolines. Preparation of derivatives of the new heterocyclic system indolo[3,2-d][1,3]benzodiazepine

    • S. Yu. Ryabova
    • A. N. Grinev
    • L. M. Alekseeva

    OriginalPaper Pages: 545 - 549

16. Synthesis and properties of sym-triazine derivatives. 7. Synthesis of pyridyl-substituted 2-amino- and 2,4-diamino-sym-triazines

    • V. I. Kelarev
    • R. A. Karakhanov
    • A. I. Mikaya

    OriginalPaper Pages: 550 - 555

17. Synthesis and properties of sym-triazine derivatives. 8. Synthesis of amino and alkoxy derivatives of sym-triazine containing fragments of a sterically-hindered phenol from 2,4-bis(trichloromethyl)-sym-triazines

    • V. I. Kelarev
    • F. Laauad Yakh'ya
    • O. V. Malova

    OriginalPaper Pages: 556 - 561

18. Macroheterocycles. 34. Synthesis and enantiomeric selectivity of chiral azacrown

    • N. G. Luk'yanenko
    • A. V. Lobach
    • L. N. Lyamtseva

    OriginalPaper Pages: 562 - 566

19. Synthesis and properties of 2-amino-5-(3,5,6-trichloro-1,4-benzoquinon-2-yl)thiazoles

    • M. F. Utinan
    • R. É. Valter
    • A. S. édzhinya

    OriginalPaper Pages: 567 - 573

20. 4-Acetyl-1-(R-benzylidene)-3-(5-nitro-2-furfuryl)thiosemicarbazides — Carriers of synthones for obtaining thiazole and triazole rings

    • G. D. Krapivin
    • E. B. Usova
    • V. G. Kul'nevich

    OriginalPaper Pages: 573 - 578

21. Synthesis of substituted 1,3-thiazinium perchlorates

    • T. E. Glotova
    • A. S. Nakhmanovich
    • N. S. Mabarakshina

    OriginalPaper Pages: 578 - 581

22. Direct heteroarylation of enamines

    • L. N. Babichenko
    • A. A. Tolmachev
    • A. K. Sheinkman

    Letters to the Editor Pages: 582 - 583

23. Diels-Alder reaction of α-substituted 5-vinylisoxazoles

    • S. D. Sokolov
    • O. G. Azarevich
    • S. M. Vinogradova

    Letters to the Editor Pages: 583 - 583