1. Advances in the chemistry of heterocycles and the pharmaceutical-chemistry industry of the ussr (review)

   • L. N. Yakhontov

   OriginalPaper Pages: 1151 - 1160

2. Luminescence and photochemistry of azoles (review)

   • M. I. Knyazhanskii
   • P. V. Gilyanovskii
   • O. A. Osipov

   OriginalPaper Pages: 1160 - 1177

3. Synthesis of 3, 4, 6-triaryl-2-pyrones

   • N. N. Magdesieva
   • N. M. Koloskova
   • Nguyen Le Ngi

   OriginalPaper Pages: 1177 - 1180

4. 2-Benzopyrylium salts

   • E. V. Kuznetsov
   • D. V. Pruchkin
   • G. N. Dorofeenko

   OriginalPaper Pages: 1181 - 1182

5. 2-Benzopyrylium salts

   • E. V. Kuznetsov
   • I. V. Shcherbakova
   • G. N. Dorofeenko

   OriginalPaper Pages: 1183 - 1185

6. Pyrylia[2,3-d]pyrimidine salts

   • V. A. Chuiguk
   • N. N. Vlasova

   OriginalPaper Pages: 1185 - 1187

7. Preparation of 3-substituted isocoumarins in the reactions of homophthalic anhydride and its derivatives

   • D. Kh. Mutsenietse
   • Yu. T. Rotberg

   OriginalPaper Pages: 1187 - 1189

8. Spectrophotometric study of 5-arylidene- and 5-(5-arylfurfurylidene)rhodanines

   • F. G. Yaremenko
   • N. N. Kolos
   • V. F. Lavrushin

   OriginalPaper Pages: 1190 - 1194

9. Synthesis of methyl-substituted thiazole bases with a condensed furan, thiophene, or selenophene ring

   • P. I. Abramenko
   • V. G. Zhiryakov

   OriginalPaper Pages: 1194 - 1197

10. Reactions of benzo-1,2,3-dithiazolium salts and their selenium analogs with amines

    • Yu. I. Akulin
    • B. Kh. Strelets
    • L. S. Éfros

    OriginalPaper Pages: 1198 - 1201

11. Quinoneimines and quinonediimines of the dibenzo[ce] [1,2] thiazine 5,5-dioxide series

    • K. S. Burmistrov
    • S. I. Burmistrov
    • M. S. Malinovskii

    OriginalPaper Pages: 1201 - 1204

12. Heteroatom derivatives of aziridine

    • M. G. Voronkov
    • V. I. Knutov
    • N. P. Sokol'nikova

    OriginalPaper Pages: 1205 - 1207

13. Hetarylation of indolizines

    • A. K. Sheinkman
    • V. I. Zherebchenko
    • N. A. Klyuev

    OriginalPaper Pages: 1207 - 1211

14. Reaction of α-cyanomethylazaheterocycles with α-halo carboxylic acid chlorides and anhydrides

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

    OriginalPaper Pages: 1211 - 1213

15. Acetals of lactams and acid amides

    • V. G. Granik
    • O. Ya. Belyaeva
    • M. K. Polievktov

    OriginalPaper Pages: 1213 - 1217

16. Acetals of lactams and acid amides

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

    OriginalPaper Pages: 1217 - 1220

17. Azaindole derivatives

    • D. M. Krasnokut-skaya
    • A. S. Morkovnik
    • L. N. Yakhontov

    OriginalPaper Pages: 1221 - 1224

18. Azaindole derivatives

    • A. A. Prokopov
    • L. N. Yakhontov

    OriginalPaper Pages: 1224 - 1227

19. Chemistry of heterocyclic N-oxides and related compounds

    • Yu. V. Kurbatov
    • S. V. Zalyalieva

    OriginalPaper Pages: 1227 - 1229

20. 1,3,5-Triaryl-Δ²-pyrazolines with a nitro or amino group in the N-phenyl ring

    • V. D. Orlov
    • A. I. Roberman
    • V. F. Lavrushin

    OriginalPaper Pages: 1230 - 1234

21. Heterocyclic analogs of pleiadiene

    • A. I. Belyashova
    • N. N. Zatsepina
    • I. F. Tupitsyn

    OriginalPaper Pages: 1235 - 1239

22. Intramolecular rearrangement of two-ring 2,2-disubstituted 4-oxo-1,2,3,4-tetrahydropyrimidines under the influence of polyphosphoric acid

    • A. V. Upadysheva
    • N. D. Grigor'eva
    • A. P. Znamenskaya

    OriginalPaper Pages: 1240 - 1243

23. Amination of 5-azacinnoline. instances of facile nucleophilic substitution of the hydrogen atom by an amino group

    • M. F. Budyka
    • P. B. Terent'ev
    • A. N. Kost

    OriginalPaper Pages: 1244 - 1249

24. Reaction of 1,2,4-triazole-3-thione with acetylene

    • G. G. Skvortsov
    • B. V. Trzhtsinskaya
    • M. N. Popova

    OriginalPaper Pages: 1250 - 1252

25. Chemistry of sym-tetrazine

    • I. Ya. Postovskii
    • V. A. Ershov
    • N. V. Serebryakova

    OriginalPaper Pages: 1253 - 1256

26. Establishment of the structure of 2,7-dimethyldecahydro-4-quinolones

    • A. A. Akhrem
    • L. I. Ukhova
    • A. N. Sergeeva

    Letters to the Editor Pages: 1257 - 1257

27. Quinoxaline in the hetarylation reaction

    • A. K. Sheinkman
    • Kh. Ya. Lopatinskaya
    • N. A. Klyuev

    Letters to the Editor Pages: 1258 - 1258

28. Thermocatalytic conversion of methyl 3-phenyl-2H-azirine-2-carboxylate

    • M. I. Komendantov
    • R. R. Bekmukhametov

    Letters to the Editor Pages: 1259 - 1259

29. New books

    • O. S. Otroshchenko
    • R. É. Valter

    BookReview Pages: 1260 - 1262