1. Transformations of 1,2,3-Selenadiazoles. (Review)

   • P. Arsenyan
   • K. Oberte
   • E. Lukevics

   OriginalPaper Pages: 1437 - 1447

2. Reaction of Spirocyclic Isopropylidene Malonates with Urea and N,N'-Disubstituted Ureas

   • Z. Tetere
   • D. Zicane
   • E. Gudriniece

   OriginalPaper Pages: 1448 - 1450

3. Electronic Structure, Aromaticity, and Physicochemical Characteristics of Carbene, Radical, and Ionic Forms of Compounds of the Imidazole Series, and their Oxo and Thio Analogs

   • Yu. B. Vysotsky
   • V. S. Bryantsev
   • O. A. Gorban

   OriginalPaper Pages: 1451 - 1468

4. Some Antihypertensive Drugs Clonidine (Clofelin) and Guanfacine - New Nitric Oxide Donors

   • V. I. Levina
   • N. V. Pyatakova
   • V. G. Granik

   OriginalPaper Pages: 1469 - 1474

5. Mass Spectrometric Study of Substituted 5- or 4-Nitro-1,2,3-triazole 1-Oxides

   • T. I. Godovikova
   • N. F. Karpenko
   • E. L. Ignat'eva

   OriginalPaper Pages: 1475 - 1479

6. Synthesis of Cholesteryl Esters of Heterocyclic Analogs of Cinnamic Acid and Hetaroyloxycinnamic Acids by the Wittig Reaction

   • V. N. Listvan
   • V. V. Listvan
   • A. N. Shekel'

   OriginalPaper Pages: 1480 - 1483

7. Amination of 4-Azafluorene under Chichibabin Reaction Conditions. Some Chemical Transformations of 1-Amino-4-azafluorene

   • A. V. Varlamov
   • A. N. Levov
   • O. A. Egorova

   OriginalPaper Pages: 1484 - 1490

8. Reaction of 3-Benzoyl-2,3-dibromopropionic Acid with Substituted ortho-Phenylenediamines

   • N. N. Kolos
   • T. V. Berezkina
   • I. V. Ivanova

   OriginalPaper Pages: 1491 - 1496

9. Synthesis, Crystalline Structure, and Spectra of 3,3-Dimethyl-1-(3-methyl-1-phenylpyrazol-5-onylidene-4)-1,2,3,4-tetrahydroisoquinoline

   • V. I. Sokol
   • O. A. Yakimenko
   • M. A. Ryabov

   OriginalPaper Pages: 1497 - 1503

10. The Kornblum Reaction of α-Substituted 3-Benzyl-1,2-dihydro-2-oxoquinoxalines. Synthesis and Structure of 3-Benzoyl-2-oxo-1,2-dihydroquinoxaline

    • V. A. Mamedov
    • A. A. Kalinin
    • Ya. A. Levin

    OriginalPaper Pages: 1504 - 1510

11. Synthesis of 2,10,11-Trisubstituted Indolo[3,2-b]quinolines

    • N. Z. Tugusheva
    • S. Yu. Ryabova
    • V. G. Granik

    OriginalPaper Pages: 1511 - 1517

12. 3-(Benzimidazolyl-2)-2-iminocoumarins in Reactions with Aromatic Aldehydes

    • N. Yu. Gorobets
    • V. V. Abakumov

    OriginalPaper Pages: 1518 - 1520

13. Novel Synthesis of 1,8-Alkanopyrido[3,4-d]pyridazine: a New Ring System

    • A. Z. A. Elassar
    • Y. M. Elkholy

    OriginalPaper Pages: 1521 - 1529

14. Synthesis of 5',6-Diaryl-3-tosylmethyl-(3,4-dihydro-2H-1,3-oxazine-2-spiro-2'-2',3'-dihydrofuran)-3',4-diones

    • S. N. Shurov

    OriginalPaper Pages: 1529 - 1530

15. Synthesis of a Novel Heterocyclic System: 2H-2,3,5,6,9-Pentaazabenz[cd]azulene

    • S. Tumkevicius
    • Z. Sarakauskaite

    OriginalPaper Pages: 1531 - 1532

16. Synthesis and Rearrangement of 5-Halo-3,4,5,6-tetrahydro-1,3-thiazine-2-thiones and 5-Halomethylthiazolidine-2-thiones

    • T. P. Trofimova
    • V. M. Fedoseev
    • S. E. Tkachenko

    OriginalPaper Pages: 1533 - 1534

17. Synthesis of a Novel Heterocyclic System: Quinoxalino[1,2-a]pyrrolo[2,3-b][1,5]benzothiazepine

    • A. N. Maslivets
    • K. S. Bozdyreva

    OriginalPaper Pages: 1535 - 1536