1. 4H-pyrans (review)

   • O. V. Drygina
   • A. D. Garnovskii

   ReviewPaper Pages: 807 - 821

2. Synthesis of 5-aryl-2-dialkylaminofurans

   • O. G. Kulinkovich
   • I. G. Tishchenko
   • N. V. Masalov

   OriginalPaper Pages: 822 - 824

3. Ring-chain tautomerism and thermo- and photochromism of 3-(1-hydroxy-4-methyl-2-naphthyl)propenal imines

   • I. M. Andreeva
   • O. M. Babeshko
   • V. I. Minkin

   OriginalPaper Pages: 824 - 831

4. Synthesis of benzo-1,4-dioxane in the presence of interphase catalysts

   • M. M. Lyushin
   • Pimanos Yalda Bakus
   • Khamada Budzhema

   OriginalPaper Pages: 832 - 833

5. Synthesis of 2,3,4-trimethylthieno[2,3-b]pyridine

   • L. D. Pinkin
   • V. G. Zhiryakov

   OriginalPaper Pages: 833 - 834

6. Investigation of the structures of quaternary salts of isomeric 2-alkyl- and 2-arylaminothiazolines

   • L. A. Tsoi
   • V. B. Rozhnov
   • N. N. Rubanyuk

   OriginalPaper Pages: 835 - 838

7. Ring-chain tautomerism of β-keto ester thiobenzoylhydrazones

   • V. N. Nikolaev
   • S. I. Yakimovich
   • V. A. Khrustalev

   OriginalPaper Pages: 838 - 841

8. Mass-spectroscopic study of dihydro-8h-pyrano(thiopyrano)[4′,3′:4,5]thieno-[2,3-d]uracil derivatives

   • R. G. Mirzoyan
   • K. E. Basentsyan
   • A. S. Noravyan

   OriginalPaper Pages: 842 - 844

9. Mass spectra of some dihydro-8H-pyrano (thiopyrano)- and piperidino[4′,3′:4,5]thieno[2,3-d]-4-aminopyrimidines

   • R. G. Mirzoyan
   • K. E. Basentsyan
   • A. P. Mkrtchyan

   OriginalPaper Pages: 845 - 847

10. Synthesis of cyclic saturated sulfones by the catalytic reduction of unsaturated compounds

    • V. G. Kharchenko
    • A. M. Plotnikov
    • A. D. Shebaldova

    OriginalPaper Pages: 848 - 850

11. sym-tetracyanoethane in the synthesis of heterocycles. 3. Synthesis of 1-alkyl(aryl)-2-amino-3,4,4-tricyano-4,5-dihydropyrroles by the reaction of sym-tetracyanoethane with azomethines

    • O. E. Nasakin
    • V. V. Alekseev
    • M. Yu. Zablotskaya

    OriginalPaper Pages: 851 - 855

12. sym-Tetracyanoethane in the synthesis of heterocycles. 4. Synthesis of 1-alkylideneimino-2-amino-3,4,4-tricyano-4,5-dihydropyrroles by the reaction of sym-tetracyanoethane with azines

    • O. E. Nasakin
    • V. V. Alekseev
    • M. Yu. Zablotskaya

    OriginalPaper Pages: 855 - 858

13. Mass-spectrometric behavior of 5-substituted 1-alkylideneimino-2-aminopyrroles and their 2,5- and 4,5-dihydro derivatives

    • P. B. Terent'ev
    • O. E. Nasakin
    • M. Sh. Kaviladze

    OriginalPaper Pages: 858 - 862

14. Synthesis of 1-aryl-3-(3-pyrrolyl)-5-oxopyrazoles

    • V. P. Zhestkov
    • V. G. Voronin
    • Yu. N. Portnov

    OriginalPaper Pages: 863 - 867

15. Effect of a tosyl protective group on the direction of the acylation of 2-aminoindole

    • V. V. Men'shikov
    • R. S. Sagitullin

    OriginalPaper Pages: 868 - 870

16. Pyrroloindoles. 8. Electrophilic substitution in the 1H,5H-pyrrolo[2,3-f]indole and 3H,6H-pyrrolo[3,2-e]indole series

    • D. O. Kadzhrishvili
    • Sh. A. Samsoniya
    • N. N. Suvorov

    OriginalPaper Pages: 871 - 876

17. Synthesis of bis(diethylaminoethyl) 1,2-dimethyl-8-oxoindeno[2,1-b]pyrrole-3,5-dicarboxylate

    • A. N. Grinev
    • I. K. Sorokina

    OriginalPaper Pages: 876 - 879

18. Radical meso-alkylation of vanadyletioporphyrin

    • Z. P. Altukhova
    • V. R. Antipenkov
    • V. I. Titov

    OriginalPaper Pages: 879 - 882

19. Diazo carbonyl derivatives of heterocycles. 1. Diazoacetyl derivatives of pyridine and their transformations

    • S. V. Chapyshev
    • V. G. Kartsev
    • A. M. Sipyagin

    OriginalPaper Pages: 882 - 886

20. Diazo carbonyl derivatives of heterocycles. 2. Reaction of anhydrides of pyridine- and quinolinedicarboxylic acids with diazomethane

    • V. G. Kartsev
    • S. V. Chapyshev
    • V. S. Petrosyan

    OriginalPaper Pages: 886 - 889

21. Transformations of N-acetyl(aroyl)-1-azafluorenium chlorides to give 9-α-hydroxyethylidene(arylidene)-1-azafluorenes

    • A. T. Soldatenkov
    • M. V. Bagdadi
    • N. S. Prostakov

    OriginalPaper Pages: 890 - 893

22. Synthesis and investigation of new 5,6-benzoquinoline derivatives

    • A. A. Verezubova
    • L. M. Ptyagina
    • T. P. Kotova

    OriginalPaper Pages: 894 - 896

23. Reaction of substituted 1-hydroxy-4-hydroxylaminoimidazolidin-2-one with aryl isocyanates

    • S. P. Épshtein
    • A. F. Rukasov
    • Yu. G. Putsykin

    OriginalPaper Pages: 897 - 900

24. Cyclization of N-alkylazinium cations with bisnucleophiles. 7. Reactions of quinoxalinium salts with α-substituted acetamides

    • V. N. Charushin
    • L. M. Naumova
    • O. N. Chupakhin

    OriginalPaper Pages: 901 - 905

25. Synthesis of 2-aryloxy-4,6-bis(4-carboxyphenyl)-sym-triazines and their chlorides

    • É. S. Avanesyan
    • V. N. Zaplishnyi
    • G. M. Pogosyan

    OriginalPaper Pages: 905 - 908

26. Tetrazole derivatives. 28. σ constants of 5-tetrazolyl groups

    • V. P. Shchipanov

    OriginalPaper Pages: 909 - 912

27. New instance of the cleavage of a terminal C—N bond in nitrogen heterocycles

    • Yu. M. Yutilov
    • O. G. Éilazyan

    Letters to the Editor Pages: 913 - 913

28. Imidazo[1,2-b]-1,2-benzisothiazoles and pyrimido[1,2-b]-1,2-benzisothiazolium salts

    • V. A. Chuiguk
    • E. L. Komar

    Letters to the Editor Pages: 914 - 914

29. Transformation of the thieno[2′,3′:2,3]thieno[2,3-c]pyridine system by nucleophilic attack

    • A. R. Kirilash
    • T. V. Stupnikova
    • S. N. Baranov

    Letters to the Editor Pages: 915 - 915

30. Formation of α-(1-methyl-2-benzimidazolyl)benzyl benzoates by the combined action of aromatic aldehydes and acyl halides on 1-methylbenzimidazole

    • B. I. Khristich
    • A. M. Simonov
    • O. I. Roslyakova

    Letters to the Editor Pages: 916 - 916

31. Reaction of 2,2′-dicyclohexanonyl sulfide with hydrogen sulfide

    • M. N. Tilichenko
    • E. S. Karaulov

    Letters to the Editor Pages: 917 - 917