1. Synthesis and properties of dimethylamino-methylporphyrins. A review

   • G. V. Ponomarev

   ReviewPaper Pages: 1127 - 1166

2. Ensembles of rings with a coumarin unit 1. Synthesis of 3-(2-R-thiazol-4-yl)-and 3-(4-R-thiazol-2-yl)coumarins

   • Ya. V. Belokon'
   • S. N. Kovalenko
   • V. M. Nikitchenko

   OriginalPaper Pages: 1167 - 1176

3. Ensembles of rings with a coumarin unit.

   • A. O. Doroshenko
   • E. A. Posokhov
   • O. A. Ponomarev

   OriginalPaper Pages: 1177 - 1184

4. Investigation of unsubstituted porphyrazine by proton NMR and the structure of porphyrazine ligands

   • P. A. Stuzhin

   OriginalPaper Pages: 1185 - 1190

5. Preparation and use ofα-bromomono- and-bromobis-difluoromethoxyacetophenones in the synthesis of polymethyleneimidazoles with an angular nitrogen atom

   • A. M. Demchenko
   • K. G. Nazarenko
   • L. M. Yagupol'skii

   OriginalPaper Pages: 1191 - 1195

6. Chemistry of the heteroanalogs of isoflavones

   • M. S. Frasinyuk
   • V. P. Khilya

   OriginalPaper Pages: 1196 - 1198

7. Synthesis and properties of 2-substituted 1-aryl-7,8-dihydro-6H-pyrimido[4,5-b]pyrindine-4-ones

   • R. N. Galeeva
   • M. Yu. Gavrilov
   • M. E. Kon'shin

   OriginalPaper Pages: 1199 - 1202

8. Single stage synthesis of 2-alkylthio(seleno)-4-hetaryl-3-cyano-5,6,7,8-tetrahydroquinolines

   • V. D. Dyachenko
   • V. P. Litvinov

   OriginalPaper Pages: 1203 - 1208

9. Studies of 4H-3,1-benzoxazines

   • E. V. Gromachevskaya
   • G. D. Krapivin
   • V. G. Kul'nevich

   OriginalPaper Pages: 1209 - 1214

10. Investigation of the oxidation-reduction transformations of derivatives of dipyrimido-[4,5-b][4′,5′-e][1,4]thiazine

    • M. P. Nemeryuk
    • N. B. Grigor'ev
    • T. S. Safonova

    OriginalPaper Pages: 1215 - 1218

11. Chemistry of furazano[3,4-b]pyrazines

    • I. B. Starchenkov
    • V. G. Andrianov

    OriginalPaper Pages: 1219 - 1233

12. Unusual “replacement” of carbonyl containing functions at position 3 of coumarin by a cyano group

    • M. P. Nemeryuk
    • V. D. Dimitrova
    • V. F. Traven'

    Letters to the Editor Pages: 1234 - 1235

13. Transformations of quinoline-3-carboxylic acid by the bacteriumRhodococcus opacus

    • M. R. Duduchava
    • P. B. Terent'ev
    • G. A. Bulakhov

    Letters to the Editor Pages: 1236 - 1237

14. Synthesis of substituted imidazo[1,2-b]-1,2,4-triazolo[4,3-d]-1,2,4-triazepine and 4H-imidazo[1,2-b]-1,2,4-triazino[4,3-d]-1,2,4-triazepin-7-one

    • V. P. Kruglenko
    • M. V. Povstyanoi
    • V. A. Idzikovskii

    Letters to the Editor Pages: 1238 - 1239

15. Regioselective synthesis of methyl 5,7-diphenyl-3-ethoxycarbonylmethyl-4,7-dihydrothiazolo[3,2-a]pyridine-8-carboxylate

    • A. Krause
    • G. Duburs

    Letters to the Editor Pages: 1240 - 1241

16. Thiadiazolylphosphines with nitrogen containing substituents

    • G. V. Oshovskii
    • F. F. Tolmachev
    • A. M. Pinchuk

    Letters to the Editor Pages: 1242 - 1243