1. Pudovik Arkadii Nikolaevich (on his eightieth birthday)

   Announcement Pages: vii - vii

2. Heinz Staab (on his seventieth birthday)

   Announcement Pages: ix - ix

3. Electrophilic and nucleophilic aromatic substitution: Analogous and complementary processes

   • M. Mąkosza

   Reviews Pages: 491 - 504

4. Quantum mechanical models in catalysis

   • A. L. Tchougréeff

   Physical Chemistry Pages: 505 - 510

5. On some carbon clusters containing sp²- and sp³-hybridized atoms

   • E. G. Hal'pern
   • V. V. Pinyaskin
   • I. V. Stankevich

   Physical Chemistry Pages: 511 - 513

6. Electronic structure, geometry, and stability of organic cations, dications, and donor-acceptor complexes

   • A. L. Chistyakov
   • I. V. Stankevich
   • M. E. Vol'pin

   Physical Chemistry Pages: 514 - 520

7. Role of steric factors in the mechanism of separation of structural isomers with nematic sorbents

   • E. P. Sokolova
   • A. Yu. Vlasov
   • P. P. Kozak

   Physical Chemistry Pages: 521 - 527

8. Adsorption phenomena at high pressures and temperatures.

   • A. A. Pribylov
   • T. S. Yakubov
   • L. G. Shekhovtsova

   Physical Chemistry Pages: 528 - 533

9. Adsorption phenomena at high pressures and temperatures.

   • A. A. Pribylov

   Physical Chemistry Pages: 534 - 538

10. Kinetics of thermal decomposition of ammonium persulfate

    • I. A. Vorsina
    • Yu. I. Mikhailov

    Physical Chemistry Pages: 539 - 542

11. Nucleophilic substitution of halogen in 4-halo derivatives of glutamic acid

    • V. P. Krasnov
    • M. A. Koroleva
    • G. L. Rusinov

    Physical Chemistry Pages: 543 - 544

12. Silver clusters: Optical absorption and ESR spectra; structure and calculation of electron transitions

    • B. G. Erskov
    • N. L. Sukhov
    • G. V. Ionova

    Physical Chemistry Pages: 545 - 549

13. Stereochemicai study of 7-aryl-1,7,8,8a-tetrahydro-3(2H)indolizinones by¹H and¹³C NMR

    • N. N. Sveshnikov
    • O. V. Kirichenko

    Physical Chemistry Pages: 550 - 552

14. Femtosecond vibrational nuclear dynamics in the electronically excited state of the I₂ molecule

    • O. M. Sarkisov
    • F. E. Gostev
    • S. Ya. Umansky

    Physical Chemistry Pages: 553 - 559

15. Orientational dynamics of C₇₀ molecules in chlorobenzene

    • D. V. Khudiakov
    • I. V. Rubtsov
    • A. P. Moravskii

    Physical Chemistry Pages: 560 - 563

16. Crown ether styryl dyes

    • O. B. Stanislavskii
    • E. N. Ushakov
    • M. V. Alfimov

    Physical Chemistry Pages: 564 - 572

17. ¹²⁷I and⁷⁹Br NQR spectra of halo-substituted phenols and phenylmercury phenoxides

    • G. K. Semin
    • S. I. Gushchin
    • D. N. Kramov

    Physical Chemistry Pages: 573 - 576

18. Investigation of hydration of α-amino acids by means of absorption millimeter spectroscopy

    • M. M. Vorob'ev
    • A. A. Baranov
    • Yu. I. Khurgin

    Physical Chemistry Pages: 577 - 581

19. Application of molecular statistical calculations to the prediction of chromatographic separation of isomeric difluorobiphenyls

    • A. K. Baryak
    • A. V. Ul'yanov

    Physical Chemistry Pages: 582 - 586

20. Investigation of the role of the carrier gas in capillary gas-solid chromatography

    • V. G. Berezkin
    • I. V. Malyukova
    • V. R. Alishoev

    Physical Chemistry Pages: 587 - 593

21. Experience of σπ-correlations of carbanion reactions with electrophilic reagents

    • M. I. Kabachnik
    • T. A. Mastryukova

    Organic Chemistry Pages: 594 - 599

22. On the mechanism of the Fe(CO)₅-catalyzed Kharasch reaction

    • V. I. Tararov
    • T. F. Savel'eva
    • Yu. N. Belokon

    Organic Chemistry Pages: 600 - 609

23. On the mechanism of the Fe(CO)₅-catalyzed Kbarasch reaction

    • V. I. Tararov
    • T. F. Savel'eva
    • Yu. N. Belokon

    Organic Chemistry Pages: 610 - 612

24. Synthesis and some chemical transformations of 3-ferrocenyl-3-phenylcyclopropene

    • E. I. Klimova
    • C. Alvarez Toledano
    • I. G. Bolesov

    Organic Chemistry Pages: 613 - 619

25. Electrochemical carbonylation of 2,2-dibromo-1-carbomethoxy-l-methylcyclopropane

    • V. V. Yanilkin
    • E. L. Stranskaya
    • B. M. Garifullin

    Organic Chemistry Pages: 620 - 622

26. Catalytic asymmetric synthesis of polysubstituted cyclohexa-1,3-dienes from β-branched α,β-alkenals

    • A. G. Nigmatov
    • E. P. Serebryakov

    Organic Chemistry Pages: 623 - 629

27. Synthesis of new 4,4′-bis(arylethynyl)benzophenones and 4,4′-bis(arylglyoxalyl)benzophenones based on chloral

    • M. L. Keshtov
    • N. M. Belomoina
    • A. K. Mikitaev

    Organic Chemistry Pages: 630 - 632

28. Synthesis of 4,4′-bis(4-aminophenoxy)benzophenone and polyimides based on this compound

    • A. L. Rusanov
    • G. S. Matvelashvili
    • A. K. Mikitaev

    Organic Chemistry Pages: 633 - 636

29. Reaction of vinyloxyalkylamines with mercaptoacetic acid

    • B. F. Kakharev
    • V. K. Stankevich
    • G. R. Klimenko

    Organic Chemistry Pages: 637 - 639

30. Oxidation of fluoroalkyl-substituted allylic alcohols: a synthesis of fluorinated α,β-epoxyketones

    • V. G. Ratner
    • K. L. Pashkevieh

    Organic Chemistry Pages: 640 - 644

31. Interaction of polyfluoroalkyl-containing aziridinyl ketones with hydrogen halides

    • O. G. Khomutov
    • K. I. Pashkevich

    Organic Chemistry Pages: 645 - 647

32. Macrocycle opening in crown ethers

    • S. P. Gromov
    • A. I. Vedernikov
    • O. A. Fedorova

    Organic Chemistry Pages: 648 - 653

33. Crown ether styryl dyes

    • S. P. Gromov
    • E. N. Ushakov
    • M. V. Alfimov

    Organic Chemistry Pages: 654 - 661

34. Competitive reactivities of vinylthiyl radicals thermally generated from haloethylenes and hydrogen sulfide

    • E. N. Deryagina
    • E. N. Sukhomazova
    • E. P. Levanova

    Organic Chemistry Pages: 662 - 666

35. Synthesis of long-chain 2-alkadiynylpyridines

    • L. G. Fedenok
    • E. V. Plashchenyuk
    • M. S. Shvartsberg

    Organic Chemistry Pages: 667 - 670

36. Boron chelate complexes with some enaminones and diketones containing the pyridine fragment and their mutual transformations in solutions

    • V. A. Dorokhov
    • V. S. Bogdanov
    • Nguen Cuu Khoa

    Organic Chemistry Pages: 671 - 675

37. Difference in the behavior of methyl (S)-α-bromopropionate in its addition to trimethylvinylsilane depending on the method of initiation

    • A. B. Terentiev
    • T. T. Vasilieva
    • Yu. N. Belokon

    Organic Chemistry Pages: 676 - 679

38. Synthesis of some functional derivatives ofo- andm-carboranes

    • L. L. Zakharkin
    • V. A. Ol'shevskaya
    • N. B. Boiko

    Organic Chemistry Pages: 680 - 682

39. Synthesis and NMR spectra of the hydroxyundecahydro-closo-dodecaborate [B₁₂H₁₁OH]²⁻ and its acylated derivatives

    • A. A. Semioshkin
    • P. V. Petrovskii
    • V. I. Bregadze

    Organic Chemistry Pages: 683 - 686

40. Spectroscopic and electrochemical properties of mixed-valence Rh^I-Rh^III complexes with a cyanide bridge

    • T. V. Magdesieva
    • A. A. Bezrukova
    • Ya. S. Vygodskii

    Organometallic Chemistry Pages: 687 - 693

41. Synthesis and spectral studies of 1,3-diketonate derivatives ofortho-palladated α-arylalkylamines

    • V. V. Dunina
    • O. A. Zatevskaya
    • Yu. S. Nekrasov

    Organometallic Chemistry Pages: 694 - 701

42. Os₃(CO)₉{μ₃-η¹-η¹-η²-η²-C(SiMe₃)C(Me)C(H)C(Fc)}, the second example of a cluster with the “face” coordination of the metallacyclopentadiene fragment and its conversion to the Os₃(μ-H)(CO)₈{μ₃-η¹-η¹-η⁴-η¹-C(SiMe₃)C(Me)C(H)C(C₅H₃FeC₅H₅)} complex with theortho-metallated ferrocene moiety

    • A. A. Koridze
    • A. M. Skeloumov
    • P. V. Petrovskii

    Organometallic Chemistry Pages: 702 - 708

43. Triterpenoids fromAbies sp.

    • Y. V. Grishko
    • I. Yu. Bagryanskaya
    • V. A. Raldugin

    Chemistry of Natural Compounds and Bioorganic Chemistry Pages: 709 - 712

44. Triterpenoids fromAbies sp.

    • V. V. Grishko
    • M. M. Shakirov
    • V. A. Raldugin

    Chemistry of Natural Compounds and Bioorganic Chemistry Pages: 713 - 716

45. Crystal structure of the complex of brominated diphenyl ethers from the marine spongeDysidea fragilis

    • S. G. Пîn
    • N. K. Utkina
    • Yu. T. Struchkov

    Chemistry of Natural Compounds and Bioorganic Chemistry Pages: 717 - 719

46. A new method for the synthesis of aziridine derivatives

    • P. V. Arbuzov
    • M. G. Voronkov
    • V. I. Rakh1in

    Brief Communications Pages: 720 - 721

47. Novel transformations of nitraminodiol diacetates

    • B. S. Fedorov

    Brief Communications Pages: 722 - 723

48. One-pot synthesis of 2-amino- 5-aryl -5H-thiazolo[4,3-b]-1,3,4-thiadiazoles

    • S. Sh. Shukurov
    • M. A. Kukaniev
    • A. M. Alibaeva

    Brief Communications Pages: 724 - 725

49. Synthesis and molecular structures of the racemate and themeso-form of 2,2′-propylidene-bis(η⁵-indenyl)zirconium dichloride

    • A. Z. Voskoboynikov
    • A. Yu. Agarkov
    • L. G. Kuz'mina

    Brief Communications Pages: 726 - 727

50. Preparation ofN-nitrohydroxylamines by the substituting nitration method

    • E. N. Khodot
    • I. V. Petrova
    • L. E. Chlenov

    Brief Communications Pages: 727 - 729