1. 250th Anniversary of the Academy of Sciences of the USSR

   Announcement Pages: 939 - 939

2. Investigation of the structure and properties of complex compounds of the rare earth elements

   • V. I. Spitsyn
   • L. I. Martynenko

   OriginalPaper Pages: 940 - 957

3. The surface and porosity of adsorbents

   • M. M. Dubinin

   OriginalPaper Pages: 958 - 971

4. Investigation of the state of the cations of transition elements in synthetic faujasites by the method of X-ray photoelectronic spectroscopy

   • Kh. M. Minachev
   • G. V. Antoshin
   • E. S. Shpiro

   OriginalPaper Pages: 972 - 983

5. Investigation of the electronic and steric structure of molecules using data on the anisotropy of the polariz ability

   • A. N. Vereshchagin
   • S. G. Vul'fson
   • B. A. Arbuzov

   OriginalPaper Pages: 984 - 999

6. Energy distribution in the products of elementary reactions of polyatomic radicals with molecules

   • V. I. Vedeneev
   • O. M. Sarkisov
   • A. E. Shilov

   OriginalPaper Pages: 1000 - 1009

7. Kinetics and mechanism of chain reactions of liquid-phase oxidation of hydrocarbons

   • N. M. Émanuel'

   OriginalPaper Pages: 1010 - 1023

8. Physicochemical problems of enzymatic catalysis

   • I. V. Berezin

   OriginalPaper Pages: 1024 - 1030

9. Arenonium ions (structure and reactivity)

   • V. A. Koptyug

   OriginalPaper Pages: 1031 - 1045

10. Development of the chemistry of organofluorine compounds in the institute of heteroorganic compounds of the Academy of Sciences of the USSR

    • I. L. Knunyants

    OriginalPaper Pages: 1046 - 1067

11. Organogold complexes

    • A. N. Nesmeyanov
    • É. G. Perevalova
    • D. A. Lemenovskii

    OriginalPaper Pages: 1068 - 1078

12. Synthesis of diamondlike systems employing allylboranes

    • B. M. Mikhailov
    • V. N. Smirnov

    OriginalPaper Pages: 1079 - 1091

13. Reactions of silacyclobutanes that proceed with ring opening

    • N. S. Nametkin
    • V. M. Vdovin

    OriginalPaper Pages: 1092 - 1105

14. Analogs of glucose uridine diphosphate: Synthesis and reaction with enzymes

    • N. K. Kochetkov
    • V. N. Shibaev

    OriginalPaper Pages: 1106 - 1121

15. Complete primary structure of cytoplasmatic aspartate-amino transferase from hog heart muscle

    • Yu. A. Ovchinnikov
    • Ts. A. Egorov
    • V. V. Nosikov

    OriginalPaper Pages: 1122 - 1128

16. Conformation states of nitrogen-containing heterocyclic compounds and their biological significance

    • A. S. Sadykov

    OriginalPaper Pages: 1129 - 1135

17. Electrochemical generation of complexes of tetravalent cobalt that contain a metal-carbon bond

    • I. Ya. Levitin
    • A. L. Sigan
    • M. E. Vol'pin

    Letters to the Editor Pages: 1136 - 1136

18. New reaction for preparation of benzene by cyclotrimerization of ethylene

    • O. V. Bragin
    • A. V. Preobrazhenskii
    • A. L. Liberman

    Letters to the Editor Pages: 1137 - 1137

19. Direct auration of ketones

    • A. N. Nesmeyanov
    • K. I. Grandberg
    • É. G. Perevalova

    Letters to the Editor Pages: 1138 - 1138

20. Photochemically induced participation of an aryl group in the methanolysis ofΒ-(4-hydroxy-3,5-di-tert-butyl)phenylethyl tosylate

    • V. B. Vol'eva
    • V. V. Ershov
    • A. A. Volod'kin

    Letters to the Editor Pages: 1139 - 1139

21. Isomerization of cis-trans-1,5-cyclododecadiene under the influence of triisobutylaluminum

    • G. A. Tolstikov
    • U. M. Dzhemilev
    • S. S. Shavanov

    Letters to the Editor Pages: 1140 - 1140

22. Alkyldicyclopentadienyltin and alkylcyclopentadienyltin chloride

    • K. A. Kocheshkov
    • N. N. Zemlyanskii
    • Yu. A. Ustynyuk

    Letters to the Editor Pages: 1141 - 1141