1. Nitropyrazoles (review)

   • M. I. Kanishchev
   • N. V. Korneeva
   • A. A. Fainzil'berg

   ReviewPaper Pages: 353 - 370

2. 2-Diazomethyl-4-furanones. Synthesis and properties

   • L. A. Tolochko
   • A. M. Sipyagin
   • A. T. Lebedev

   OriginalPaper Pages: 370 - 376

3. Intramolecular cyclization of 2-hydroxycinnamaldehydes

   • Yu. M. Chunaev
   • N. M. Przhiyalgovskaya
   • L. N. Kurkovskaya

   OriginalPaper Pages: 376 - 381

4. Benzenoid-quinoid tautomerism of azomethines and their structural analogs. 41. Photo- and thermochromic transformations of acylated N-alkylimines of 3-hydroxybenzo[b]thiophene-2-carbaldehyde and 3-hydroxy-1-methylindole-2-carbaldehyde

   • G. D. Palui
   • L. M. Sitkina
   • I. V. Grabchak

   OriginalPaper Pages: 381 - 386

5. 2-Aziridino- and 2-diaziridino-3,3-bis(trifluoromethyl)aziridines

   • R. G. Kostyanovskii
   • G. K. Kadorkina
   • I. K. A. Romero-Maldonado

   OriginalPaper Pages: 387 - 394

6. Thermal condensation of phthalimide with malonic acid

   • V. N. Kopranenkov
   • E. A. Makarova
   • E. A. Luk'yanets

   OriginalPaper Pages: 394 - 398

7. Molecular structure of N-mesityl-6H-anthra[9,1-bc]pyrrol-6-one

   • G. V. Gridunova
   • V. E. Shklover
   • M. V. Gorelik

   OriginalPaper Pages: 398 - 403

8. Synthesis of 5-hydroxy-4-nitrosobenzotriazoles and 6-hydroxy-7-nitrosoindazoles and their splitting into β-triazolyl- and β-pyrazolylacrylic acids

   • A. P. Stankyavichyus
   • P. B. Terent'ev
   • I. M. Rakhimi

   OriginalPaper Pages: 403 - 409

9. Structural analysis of 1-vinylbenzazoles by ¹H and ¹³C NMR spectroscopy

   • A. V. Afonin
   • L. A. Es'kova
   • E. V. Petrova

   OriginalPaper Pages: 410 - 412

10. Tetrazoles. 24. Preparation of 1,4-dimethyl- and 2,4-dimethyl-5-aryl-tetrazolium salts

    • I. Yu. Shirobokov
    • M. V. Chekushina
    • G. B. Erusalimskii

    OriginalPaper Pages: 413 - 417

11. Octahydropyrrolo[4,3,2-m,n]acridine derivatives. 2. 1-Aryl-4,4,8,8-tetramethyl-2,3,4,5,7,8,9,10-octahydropyrrolo[4,3,2-m,n]-acridin-10-ones and intermediates in their synthesis

    • E. A. Bisenieks
    • N. V. Makarova
    • G. Ya. Dubur

    OriginalPaper Pages: 417 - 423

12. Tautomerism of derivatives of azines. 18. Effect of solvents on intrachelate tautomerism of the [1,5]-sigmatropic type in the acylmethylazine series

    • I. Ya. Mainagashev
    • O. P. Petrenko
    • V. P. Mamaev

    OriginalPaper Pages: 424 - 430

13. Tautomerism of derivatives of azines. 19. Effect of solvents on the o,p-quinoid equilibria of the ylidene forms of 4-pyrimidinylcyanoacetic acid esters

    • O. P. Petrenko
    • I. K. Korobeinicheva
    • V. P. Mamaev

    OriginalPaper Pages: 430 - 433

14. Reactions of azinium cations. 8. Electron structures of 3-substituted 1,2,4-triazines and protonation, quaternization, and reactions with nucleophiles

    • S. G. Alekseev
    • P. A. Torgashev
    • O. N. Chupakhin

    OriginalPaper Pages: 434 - 441

15. Synthesis and properties of oxazolo[3,2-f]xanthines

    • S. N. Garmash
    • B. A. Priimenko
    • T. A. Kozik

    OriginalPaper Pages: 442 - 445

16. Chemistry of heterocyclic quinoneimines. 9. Reaction of benzo[a]phenoxazin-9-one with C-nucleophiles

    • V. I. Vysokov
    • G. B. Afanas'eva
    • O. N. Chupakhin

    OriginalPaper Pages: 446 - 449

17. Conformational maps of medium-sized rings

    • É. L. Kupche
    • É. Lukevits

    OriginalPaper Pages: 449 - 464

18. Synthesis of ethyl ester of N-(4-chloro-5-cyano-2-pyrimidinyl)-aminoacetic acid

    • S. P. Tumkyavichyus
    • Yu. P. Karmalavichyute

    Letters to the Editor Pages: 465 - 465

19. Unexpected formation of 2-ethylthiophene by thermolysis of 1,1-dipropenylsulfide

    • N. A. Korchevin
    • L. A. Ostroukhova
    • M. G. Voronkov

    Letters to the Editor Pages: 466 - 466

20. Alkylation of the 2H-5-nitro-2-acetonyl-4,6-dimethoxypyrimidine anion

    • G. Ya. Remennikov
    • V. M. Cherkasov
    • V. V. Pirozhenko

    Letters to the Editor Pages: 467 - 467

21. Nucleophilic substitution in the O-pyrimidinyl ketoxime series

    • G. G. Danagulyan
    • N. G. Balasanyan
    • M. G. Zalinyan

    Letters to the Editor Pages: 468 - 468